Geoffrey Sonn

Urologic oncologist, Urologist, Urologic specialist, Genitourinary specialist, Urologic surgeon

Associate Professor of Urology and, by courtesy, of Radiology (Body MRI)

View Professional Summary »


Geoffrey Sonn, MD is a board certified urologist who specializes in treating patients with prostate and kidney cancer. He has a particular interest in cancer imaging, MRI-Ultrasound fusion targeted prostate biopsy, prostate cancer focal therapy, and robotic surgery for prostate and kidney cancer. He was the Stanford principal investigator of a major clinical trial using MRI-guided focused ultrasound to treat prostate cancer. The goal of this trial was to treat prostate cancer with fewer side effects than surgery or radiation.

Dr. Sonn was born in Washington State and lived there until leaving for college at Georgetown in Washington DC. After graduating magna cum laude at Georgetown he returned to the West Coast for medical school at UCLA. Following medical school, Dr. Sonn completed a 6-year urology residency at Stanford where he developed particular interests in the clinical care of patients with urologic cancers and research in cancer imaging. He then spent two years at UCLA as a urologic oncology fellow where he devoted all his time to gaining additional skills and experience in clinical care and research in urologic malignancies. Since finishing his fellowship, Dr. Sonn has been at Stanford where he applies the skills he gained in residency and fellowship to provide high-quality clinical care to patients with urologic cancers. Dr. Sonn also continues to work to develop new methods to better diagnose and treat urologic cancers through research. His primary research focus is in prostate cancer focal therapy and developing artificial intelligence methods to improve prostate cancer detection on MRI and ultrasound.

Professional Summary

Education & Certifications
  • Residency: Stanford University Medical Center (2011) CA
  • Residency: Stanford University Medical Center (2007) CA
  • Medical Education: UCLA David Geffen School Of Medicine Registrar (2005) CA
  • Fellowship: UCLA David Geffen School Of Medicine Registrar (2013) CA
  • Board Certification: American Board of Urology, Urology (2015)

Honors & Awards
  • CaPSURE Scholars Program, UCSF Department of Urology (2008)
  • First Place in Localized Kidney Cancer Poster Session, American Urological Association (2010)
  • First Place in Prostate Cancer Detection & Screening Poster Session, American Urological Association (2013)
  • First Place Resident essay contest, Western Section AUA (2008)
  • Mahoney Medal (Outstanding pre med with a liberal arts major), Georgetown University (2001)
  • Research Award for Fluorescent Imaged Guided Surgery in Prostate Cancer, Longmire Surgical Society at UCLA (2013)
  • Richard K. Lo Resident Publication Award, Stanford Urology (2010)
  • Third Place Resident Essay Contest in Clinical Research, American Urological Association (2009)


Practice Locations

Urologic Cancer Program in Palo Alto Palo Alto, CA
Palo Alto, CA

875 Blake Wilbur Drive

Palo Alto , CA 94304

(650) 498-6000

Make An Appointment More Clinic Information » Getting Here »

Urologic Cancer Program in San Jose San Jose, CA
San Jose, CA

2589 Samaritan Drive

San Jose , CA 95124

(650) 498-6000

Make An Appointment More Clinic Information » Getting Here »

Cancer Center in South Bay San Jose, CA
San Jose, CA

2589 Samaritan Drive

San Jose , CA 95124

+1 (833) 444-7622

Make An Appointment More Clinic Information » Getting Here »

Patient Ratings

(180 Ratings)

Overall Rating

View Ratings by Category

Friendliness/courtesy of the care provider
Explanations the care provider gave you about your problem or condition
Concern the care provider showed for your questions or worries
Care provider's efforts to include you in decisions about your care
Care provider's efforts to include you in decisions about your treatment
Recommended to others
Likelihood of your recommending this care provider to others
Wait times
Wait time at clinic (from arriving to leaving)

How Our Ratings Work

The Patients Ratings and comments are gathered from our Patient Satisfaction Survey and displayed in their entirety.

Patient Satisfaction Survey Disclaimer

Patient Reviews

(413 reviews)

I felt comfortable talking about options fir treatment
Dr Sonn was very easy to talk with and greatly appreciated the information he provided.
Dr. Sonn answered all of my questions and I never felt rushed. He explained everything regarding my procedure. I’m grateful to be in his care. He’s awesome!!
Dr. Sonn is calm, kind, professional, and knowledgeable. I appreciate being able to receive care from him. Stanford is fortunate to have him as part of their organization.
Geoff is an outstanding clinician - I trust him with my life and my health.
I like the fact that he was extremely well prepared (e.g., he obviously studied my test results in detail prior to our meeting), and did an excellent job of explaining my test results to me during our meeting.
Very good meeting with Dr. Sonn. Would highly recommend him to my friends.
Very clear about my treatment options.ðŸ™
Clear, helpful discussion. Friendly and competent manner. Video not as personal as a face to face visit, yet convenient and professional.
An an outstanding physician. Stanford is fortunate to have him on its staff
He was professional, informative, clearly showed understanding of the situation, provided treatment alternatives and rationale. He gave me confidence in his ability to follow my course of action.
Nice guy. Easy to talk to.
I'm very confident and appreciative that he is my doctor. Everything that I have read, and the recent short appointment proves that I am in good hands. Thank you Dr. Sonn.
Just terrific. My wife and I did not feel rushed in anyway. We felt that the doctor thoroughly looked at all my records, explained all test results in a patient way and suggested a course of action clearly and confidentially that we have chosen to pursue.
Very professional and courteous staff.
Great doctor. Listens well. Explains well. Friendly.
. Excellent, thorough, and patient.
Dr. Sonn is a great physician. I appreciate the knowledge he shares and his interest and willingness to listen and answer questions.
Very professional and knowledgeable
Was very comfortable talking with him and felt he was thorough in asking me pertinent questions.
Very thorough and clear in his explanations-impressive!
Excellent doctor. Well informed. Great communication. Friendly and supportive. Can he play golf??
HE IS GREAT...Very knowledgeable, a good listener...and patient.
He is great! He made me feel much better and provided me with much more information than my other doctor at PAMF. In fact, I would like to have him as my doctor going forward.
Dr. Sonn has excellent communication skills. He is thorough and clear.
He explains well, is easy to talk to, listens to my concerns and is careful to address them.
This was an excellent visit with Dr Sonn. He was compassionate, professional and I felt very comfortable and confident in his approach to my problem. He listened and understood what my concerns were. I couldn’t have been more comfortable and pleased with the appointment. I have complete confidence in him as we move toward surgery. Thank you Dr Sonn.
Dr. Sonn is talented and caring.
The best care that anyone could give
Very helpful
Excellent physician and easy to communicate with
Dr. Sonn and teams very helpful and Awesome. I have trust and faith in them that my surgery will go well too.
He listened to my comments/questions and explained the results of my tests, which I was able to understand. Also explained the next steps.
Thoroughly enjoyed and very much appreciated my visit with Dr.Sonn.
Excellent explaining in an easy to understand manner
Dr. Sonn is very thorough in discussing my medical options. He is a great listener and never rushes a visit. I greatly appreciate his professionalism.
Dr Sonn is very personable and professional. He explains everything in a way that is easy for me to understand. I feel like he is very engaged and truly cares about me.
Jeffrey is one of the best doctors I have ever seen and he’s in asset to your team.
Thank you for the great discussion. It has been very helpful and thought-provoking. You gave me a sense of confidence that my care would be in good hands. Thank you.
Everyone was a pleasure to interact with.
Excellent care.
Appreciated that he also spoke with my Dr with concerns. Thank you Dr Sonn
he was very informative and answered all of my questions. he was very personable and easy to to talk with considering the sensitive subject manner. very glad to have him as my Dr
Very professional and competent.
Dr. Sonn did an excellent job informing me about the procedure and guiding me through it during the whole process. He is a very caring provider
The staff and Doctors were AMAZING. I truly appreciate how kind and professional everyone was they reassured me Dr. Sonn was the perfect Dr. to be doing y procedure and he was so thanks to all.
I am very pleased with the services and care that he has provided for me.
Very happy and impressed with Dr Sonn. He came very highly recommend from my brother a former patient. He answered all my questions and really was clear in my diagnosis and my options. I was so stressed with my diagnosis from my local urologist but once I knew I became a patient of Dr Sonn it really helped me relax. I know what I have to go through in my treatment, but I know I have the Best doctor and the best facility with Stanford.
Dr. Sonn is a good man. Articulate, open, straight forward. Basically, approachable. And, a good listener. All these are appreciated by someone trying to understand and resolve their cancer issues.
Great Doctor--I have complete confidence in him.
Very easy to talk with, provided many options and reasoning connected with various choices. He discussed possible next steps, and we settled on a few that will provide more detailed information.
Dr Sonn provided clarity to recent testing from my local doctor. Information that was shared with me demonstrated the importance of continuing my care directly through Stanford. It was very clear that Stanford takes time to ensure that the patient is well informed. I have confidence that I am in the right place.
Dr Sonn was excellent. He was clear, easy to understand and very knowledgeable. He had a comfortable and profession demeanor! Very impressed.
Excellent!! Everything was explained in terms that were easy to understand.
The video visit went very well and Dr. Sonn answered all my questions very quickly and professionally.
Both Dr Sonn and his nurse explained everything really well, and they were very helpful.
He was very knowledgable, clear, and had excellent communication skills.
provide a good overview of possible treatments, sounded confident that I could be a candidate for the HIFU procedure. Not sure if insurance would cover this procedure, that is something I need to find out and weight inn in my decision, although I'm leaning towards HIFU
Thanks for the reassurance, and professionalism.
Good to talk with .
Doctor Sonn tries hard to serve patients, but is simply over committed.
Stanford health has been great to work with!
Dr Sonn is a great listener and very professional.
Thanks for the clear explanation of my cancer and the options to treat it.
Very knowledgeable!
Very thorough…….very professional
Very helpful and I could understand everything he said.
Very thorough and detailed
Appreciated the clear explanations
Dr. Sonn is an amazing and talented doctor.
Dr. Sonn was professional, knowledgeable, pleasant and informative. He seem to understand all of my questions and answer them thoroughly.
Kind caring professional
He was great, and I'm pleased with his plan moving forward.
Everyone is very professional and gives a sincerity and confidence that’s is very appreciated. The appointment time is always respected and information shared, gives a knowledge of what to expect.
Easy to talk to and you know he’s interested in your questions
Dr. Geoffrey Sonn was pleasant, thorough and answered all questions.
Excellent, caring doctor
Very Professional Great Care from everyone.
Dr. Sonn was engaging, and clearly understands my concerns. I look forward to future meetings with him.
Very thorough and personable
very casual and professional conference call. Easier that an office visit.
Dr. Sonn is always such a level-headed counterpoint to my more alarmist doctors at Kaiser. Much appreciated.
Excellent first visit. Dr .Sonn was a good listener, patient, thorough, comprehensive, and used language understood by non-medical person,. He provided excellent support.
Good communicator. Very knowledgeable and respectful. Answered questions thoroughly.
Dr. Sonn listened very attentively to what I had to say, and very patienly explained the next steps in my care.
Finally someone that gave me a thorough explanation of my cancer and first time hearing of calcium deposits in my prostate. Unfortunately I do not qualify for TULSA Pro and understand why thanks to Dr. Sonn... seems like a wonderful doctor...many thanks Dr. Sonn
Explained everything well and was very reassuring. Like Dr. Sonn very much. Feel confident in his care.
I was greeted with smiles and professionalism.
Excellent first meeting!
Very professional, confident and knowledgeable
Very professional and extremely helpful information. Very easy to understand Dr Sonn presentation of information.
Very pleased with his thorough explanation and the time taken to go over my case and options. He gave me great confidence.
Very understanding doctor in the midst of dealing with a disease that consumes so much of your time.
Dr. Sonn is very knowledgeable and professional. He was also very courteous and and responded to all of my questions and concerns.
Very professional and caring.
Team was professional and patient friendly
Very thorough and I was treated like a person.
I appreciated the time he took to explain various matters thoroughly. He appears to be capable and thoughtful.
Man You and Your team did a wonderful JOB THANK YOU. May God Ever Bless You.
Excellent manner and very helpful.
Dr. Sonn is a very competent and pleasant surgeon.
Dr. Sonn is amazing. Competent, caring, detailed and I could tell that I was being listened to. First class physician.
Great Doctor!
Thanks Geoffrey for the helpful info.
Loaded with information… A very professional visit. He answered all my questions and addressed concerns. An excellent visit. I feel well taken care of and will trust the next steps.
Dr. Sonn was professional and knowledgeable. I am a physician so having me repeat back to him what the treatment plans were was not necessary, which may be why he did not have me do that. I would recommend him to friends, patients, and family.
I had a great experience using the video visit with Dr. Sonn. He is always professional and he answered all of my questions and concerns.
Very easy to understand..
Was attentive to my concerns.
Very likely
He seemed very thorough.
Thank you, Dr. Sonn. Recognize you have a lot of us fellows you’re dealing with, but I appreciate the time you provided. Your explanations were clear, concise and informative. Look forward to continuing the assessment and speaking with a cancer radiologist. Best, John
During the video visit, Dr. Geoffry Sonn and his Resident Dr. Jay Ogunkeye were very clear and concise in their explanations and their answers to my queries.
He is very easy to understand with a solid "bedside manner" that appears far beyond his youth.
He is careful, thoughtful, and a good communicator.
He was very informative and direct. I appreciated his candor.
Very professional and showed genuine concern.
Extremely knowledgeable on issues impacting treatment of prostate cancer. Very personable and responsive. Very glad to have had this session with Dr. Sonn.
I think that doctor Sonn is a wonderful doctor, and a wonderful man, with great compassion, expertise and generosity. I feel privileged to have been canceled by him!
Excellent advice. Organized, structured uproach throughout the visit. Good wrap up with future action steps.
He is kind, an excellent communicator, offers helpful clinical insights and is just a good guy! Five stars.
An obvious professional. And honest in appraisal of my condition as regards HIFU.
Dr. Geoffrey Sonn was one of the best physicians I’ve ever encountered, and Dr. Brunsing was also exceptionally good.
Dr Sonn is brilliant and made the TeleHealth visit with him a 10 out of 10! A truly exceptional doctor! Deeply and broadly, knowledgeable, thoughtful, receptive, collaborative and compassionate. A brilliant communicator and excellent listener. Explained everything clearly and answered all of my questions completely. Thank You!!! ðŸ™
He's the best.
Thank you. great experience. patient centered, timely, superb communication skills.
Very helpful & informative
Very professional, listens and communicates well.
Dr. Sonn is great. I really like him. Extremely competent, kind, and approachable. Very happy that he is my doctor.
Outstanding clinician!
Dr. Sonn was personable and thorough in his visit with me. He was straightforward and gave me answers that I felt very comfortable with and that I understood. Upon his recommendation we formed a plan of care that was what I was missing from my local doctor.
Dr. Sonn was very good, straight forward, a great listener.
Knowledgeable and professional.
I’m very grateful for the care I have received from Dr Sonn.
Timely, concise and informative.
Felt listened to and Dr S instilled confidence that there is resolution available.
Dr. Sonn is a very good and caring doctor. I consider him one of the very best in his field.
I have confidence in his judgement.
This was my first visit to the facility. Every staff person was friendly, helpful, professional and very understanding. They made visit pleasant.
He is an excellent doctor. Very honest and reassuring. I feel like I'm in the best hands.
He s. Very. Kind. And. Good. Dr.
Excellent doctor.
I appreciated his thoroughness.
Dr. Sonn has been really good about communicating all of the options available and answering all my questions.
Nice guy
Detail and clear
Thanks to Dr Sonn for starting the meeting early. Really appreciated this.
Dr. Sonn is the best
Excellent doctor- best urologist
Although painful, doctor kept me informed as procedure was done.
He explained the issue about my kidney very well and answered all my questions. A very well spoken and concerned Doctor who reassured me that I should wait a year and have another scan done then for comparison but not to worry about now.
Very professional
Happy with his recommendations and knowledge
He’s an excellent doctor and I feel so grateful to have him
very knowledgeable and caring. Interactions are very satisfying
Dr. Sonn listens well, is empathetic, and is very knowledgeable.
My procedure Dr and staff were excellent in skill, empathy, and efficiency
Excellent experience. Totally professional.
Thank you for being part of saving my life...
personable, easy to understand. Clear in his discussions. Honest. I was impressed with him as a person and as a doctor.
He was very helpful in explaining to us what he will do with the surgery. Was understandable. we will be comfortable with him doing surgery.
Dr. Sonn is a very attentive person who appears and conducts telehealth sessions well.
Pleasant and informative
Dr. Sonn was very thorough and answered all my questions very well.
Excellent clinician.
My visit with Dr. Sonn was great. He's clearly very knowledgeable. He took time to review various images with me and clearly explained the situation. He also answered all of my questions thoroughly.
Excellent communication with him.
Very wonderful Doctor!!
He is awesome!!
Excellent conversation. Dr. Sonn was thorough and highly responsive to questions.
Extremely helpful !!! He explained my condition very well in terms that I could understand allowing me the opportunity to make a decision based on knowledge he presented, providing me with a foundation to make an informative decision. Thank you Dr. Sonn.
He was great.
I could not be happier with the care I am receiving from Dr Sonn.
He is excellent. I am very pleased with his knowledge, and bedside manner.
He is a good listener and explains options well. I feel confident that he will be able to recommend the best option for me once the PSMA PET/MRI scan is done.
Great doctor, great team, attentive, caring, professional, good explanation and advice.
I feel secure in his care.
My wife and I were very impressed with Dr. Sonn. He took the time to review my recent MRI results and explain, in detail, what the images represented and what the next steps would be leading up to a comprehensive treatment plan. We are so thankful to have Dr. Sonn guide and help us through this process.
Personable, professional and thoughtful!
everything was very professional
Dr. Sonn is a great doctor. He listens very closely and repeats and summarizes my responses to him to make sure everything is clear. He takes the time to explain things in detail. He has a real nice disposition and takes a personal interest in my wellbeing. I have developed a high level of comfort with and confidence in him, in his capabilities as a doctor, his knowledge level, diagnosis and treatment plans. He is top notch and I feel fortunate to receive my urinary healthcare through him.
Excellent doctor
I like Dr. Sonn. He is professional in his demeanor. He is straightforward in his conversation. He answered all my questions.
Excellent. Very knowledgeable. Follow up is proceeding at good pace. Overall I am very impressed.
Prompt, professional, all of my questions were answered with detail.
Great bedside manor!!
Great communicator!
He is very very calm knowledgeable and friendly
Very reassuring and non-threatening. He inspires confidence without fear.
Very good appoinment
Easy to talk to very knowledgeable
Dr. Sonn and staff were fantastic! A well oiled team, with the latest technology. Thank You
Notify all steps going forward on procedure,on time and very profesional.
Dr. Sonn is very respectful and informative. He appears to be compassionate and willing to answer any questions I might have with regards to this visit and/or upcoming visits or treatments.
I appreciate Dr. Sonn's willingness and availability to do video calling. I also appreciate his professionalism, his honesty and his concentration to our conversation which allows him to make the appropriate recommendations and/or suggestions to questions I have asked.
Best doctor and staff through out the process
Dr Sonn did an outstanding job of presenting my options as well as addressing all my concerns/questions
Dr. Sonn was patient and took his time to explain everything to me, answer all of my questions, and tell me what referrals he was going to send me for my next steps. He also had reviewed my case and was knowledgeable of my medical situation. There's nothing else I could have asked for from the consultation or from Dr. Sonn. Very satisfied.
Excellent Doctor and Nurses
He was very professional and thoughtful.
I found Dr Sonn to be personable, knowlegeable, and well able to clearly explain the situation and options to me. He made a difficult time much easier and less stressful, and I'm grateful to him.
Lots of good communication before the visit and during the visit.
Dr. Sonn is quite skilled and explained things well.
Dr. Sonn was very professional and showed his expertise throughout to help make an inherently unpleasant experience really, not so bad in the end.
Easy to talk to, explained options well. Seems like he will be accessible if I need help.
He is very professional,compassionate and personal .
The staff from the time we walked in the door and Dr Sonn and his team were all very helpful and efficient, and everyone made me feel comfortable with the procedure I had.
Great doctor. don’t schedule the doctors so tightly.
I now understand my cancer and prostate issue better than I had over the last few years. He had the time to explain and answer questions, made me feel comfortable I was getting the straight scoop. I’d been told he was the guy to work with by a good friend who is one of his HIFU patients. My situation is different, and options and some opinions were put on the table to me. I told him my local urologist’s plan, and he very professionally told me what his would be.
Great doctor. Thank you
Seemed easy to talk to.
Dr. Sonn provided his usual excellent care!
I have a very good impression.
Liked Dr Sonn very courteous
Concerned about my treatment , and had knowledge of my history .
Dr. Sonn is an excellent doctor, I am thankful for his help and concern.
He is caring, knowledgeable and confident. I feel in good hands. My situation has is ambiguous because of lack of concordance with lab results and the implications are a range of possibilities, not definitive answers. . He explained the range of possibilities, gave his best judgment of what that means, with some qualifications allowing for other outcomes. He suggested a general course of action, allowing me to choose between specific procedures.
Dr. Sunn should wear a cape.
Everyone, from reception, to the nurse at checkout, has excellent bed-side manner.
He is an excellent doctor and explain my case well.
Staff are great, provided clear explanations of each step of procedures
I want to thank Dr. Sonn for his thorough discussion of the treatment options available for my cancer treatment.
Very professional
Dr. Sonn is a great doctor. He is very knowledgeable and cares for his patient. A great communicator.
I was quite impressed. He was knowledgeable and explained things well. I have lots of confidence in his recommendations.
Thank you!
I was impressed with the Stanford MyHealth app and the first visit with my Dr. was a good experience.
Very thorough and thoughtful. I was so grateful for the time he spent discussing my case. No other senior dr has spent so much time or was so helpful. Very impressed!
World Class
I would recommend Dr. Sonn to anyone in need of his expertise.
Very satisfied with information and visit.
Thank you very Dr. Sonn for taking the time to address my concerns and questions.
Dr. Sonn is an excellent doctor who answered all my questions and devoted as much time as needed for me to ask questions.
He was very informative and answered all our questions. We were very happy with him. Thank you!
My first visit with Dr. Sonn I was impressed he took time to explain in detail the different options open to me. I didn't have many questions at this meeting but I feel better after hearing his answers. Dr. Lamonica is my Urologist in Ukiah and she highly recommended him and I have to agree with her.
Excellent experience by every measure.
Highly recommended and in turn I would highly recommend Dr. Sonn.
Video chat was extremely helpful. Thank you Dr. Sonn.
Warm, kind, asked many questions first and therefore was able to not only convey empathy but he also understood my priorities, tying his words into mine on the questionaire. By the way he answered, he conveyed concern, competence and humanity. He also began the discussion and ended it with a sense of hope for psitive outcomes. Ad he heard my concerns with surgery and/or non-invasive techniques. Lastly, he laid out next steps. Thank you.
Excellent and effective video visit.
Luv him🠷
I enjoyed speaking with him. Straight shooter.
Well run, good communication
Great doctor
He establishes confidence and competence.
I would have liked to have received a detailed briefing on the procedure, process, position that I'd be placed in, the number of samples to be taken, etc.
Very helpful
Very informative visit thank you
Great Physician
Good communication and explanation
Very professional and listens well and communicates even better.
Dr. Sonn was an absolute pleasure to speak with. He was pleasantly relaxed, yet at the same time,, he listened carefully, and was crystal clear with all aspects of our conversation.
Dr. Sonn was Easy to communicate and he put me at ease regarding our path forward.
Dr. Sonn was very well informed and able to answer my questions candidly. I know it can be challenging to provide care to another physician. I appreciate his expertise and willingness to provide care for a colleague.
He's been an excellent doctor for me, and I wold not hesitate to recommend him.
He was extremely thorough and helpful in his explanations, very professional, and he took his time to make sure I understood my options and situation as best possible.
He is empathetic and patient with lay persons. He seems to be knowledgeable about his craft and shares information with his patients.
I like him he was very clear in explaining everything to me. Excellent
Good, laid out details, volunteered a helpful referral.
He was excellent.
He was exceptional and what we would expect from Stanford. Doctor Sonn was thoughtful and really wanted to know about my story and situation before he continued with what he needed for me to know about myself medically. That was greatly appreciated. He was professional throughout the entire visit and made sure prior to finishing that we were good and gave us time to consider any questions., but, he had answered everything and we felt in good hands.
He was very professional and communicated well. All of my concerns and questions were addressed and answered.
Very informative
Very good interaction, answers questions completely and anticipates questions very well.
excellent service, thank you.
Dr. Son. Has a very good, straightforward way about him. He clearly has command of the field, but talks directly about findings and future expectations.
Dr. Was very helpful and professional. He explain everything very well.
I have great confidence in Dr. Sonn's assessment of my situation. And he should be warned, he should expect a couple follow-up questions as I consider future decisions. Thanks.
So relieved that he is able to do the procedure that I most wanted! Very, very confident, and relieved. Five thumbs up!! My wife was equally impressed with Dr Sonn.
Dr. Sonn was pleasant, professional, calm, and very helpful. I appreciate his time and the fact that he will seek a second opinion for me.
Dr. Soon was very professional, personable, and informative. His communication and interpersonal skills are excellent. He conveys confidence in his knowledge and opinions.
Excellent doctor
I felt very comfortable during my conversation with him. The virtual nature of the visit did not significantly affect my visit.
Seems very knowledgeable and kind.
Dr. Sonn was very prompt on the call, was very courteous, polite and answered all my questions to my satisfaction.
Dr. Sonn is very knowledgeable about the condition for which I am receiving treatment.
He did an excellent job in providing me a second opinion
Excellent Doctor. Very personable and easy to talk to.
Extremely thorough and helpful.
Thank you Dr.Sonn I would have preferred to see you in person. I could not understand some of the details. I hope that the physician you refer me to,will be able to see me.
Excellent doctor; all questions answered.
Very clear conversation, I am confident with my upcoming procedure.
Comprehensive discussion regarding my diagnosis and possible treatment options that was meaningful.
Obviously he is competent and communicates well. Dr. Sonn is representative of why I am willing to travel 4+ hours to get my care from Stanford versus providers nearer to me.
Very approachable. Began the session by asking what I hoped to accomplish then addressed those issues during the visit. Responded to additions questions I had that arose during the visit.
Great understanding and understandable physician
Very informative and answerd all question and shared addition info on next steps
Very personable, explains difficult situations in understandable terms. I was very impressed despite the circumstances
I appreciate all the information provided and the methodology it was presented
Dr Sonn was punctual, professional and prepared for our video conference. He was thorough and answered all questions directly and in a way I didn’t have to question what he said.
He's a great doctor.
I was impressed with Dr. Sonn and his ability to explain my situation in clear, understandable language. I feel very comfortable with him and his staff and will schedule surgery with his office asap.
I would not hesitate to recommend my doctor and his staff, and everyone else who worked with me too anyone.
Thorough, efficient and very informative.
Very friendly & knowledgeable!
Thank him for me, for caring.
Dr. Sonn was very comfortable to talk to
Excellent doc.
Extremely knowledgeable ... explains and listens well.
Thank you for your time and patience. Let me know (have your staff call) if the enhanced high res image is needed as I can make the trip up for that appointment right away. Have a great day
All is great
I was extremely pleased that Dr. Sonn spoke "patient" rather than a salesperson. I felt comfortable that he was interested in my well-being.
I was very impressed
Very knowledgeable, very helpful. Personable. It was a very good visit.
I found it easy to discuss all relevant issues with him and he was clear in the points that he made.
Thanks for your care and time.
Professional and a great communicator. Latter asset is a key benefit
Thank you for the time you spent with us and explaining everything. That was so informative.
Excellent doctor
He's very approachable
Very professional and informative.
Exellence and professional, good listener and very caring.
Dr. Sonn was awesome. My experience was made better by him and the staff.
Questions fully answered & with respect.
Dr. Sonn is a superior doctor who puts his patients first.
Dr. Sonn is great. Absolutely no pain during procedure. He explained every step.
Excellent doctor & supporting staff.
Very helpful, transparent advice.
All very good.
I saw Dr. Sonn very little.
Dr. Sonn is top notch. Very comprehensive in history taking, physical exam, case discussion, NOT hurried.
Dr. Sonn, his nurse and assistants were all wonderful.
Dr. Sonn was very thorough, explained everything clearly and took as much time as I needed.
My doctor is awesome.
Good Dr. Sonn allowed me to direct the visit at my pace even though it was an extra long visit. I felt I had all the info. I needed to make an informed decision about my treatment plan at the end of the visit.
Very grateful that the doctor has agreed to performing surgery on a man of my age.
Dr. Sonn is excellent!
I have many doctors at Stanford and Dr. Sonn is one of the best. He listens, because, he explains - Amazing doc.
Dr. John & his staff are the best!!
I like that the doctor has a scribe or aide to dictate office recording of what doctor's information, recommendations, & outcomes of visit. This helps,free up doctor that he can spend all focused time on the patient. He can connect with his patients by making eye contact. This allows patient to feel doctor compassionate & caring & support of decision making. The doctor can sit in close proximity, make eye contact & have all attention on patient & listen intently. "Focus" helps correct in communication.
Dr. Sonn is great!
Excellent - professional.
Very good very caring doctor.
Everyone was very friendly/helpful.
dr sonn is tops!
Highly recommend. He saved me from a late diagnosed prostate cancer.
Dr. Sonn is the best!!
They treated me too good.
doctor and the staff were great during operation
I keep using the word "professional" because it is very apt
Dr. Sonn was excellent & I left with confidence that I am in good hands.
Dr. is a very gentle, caring and very professional. Dr. Sonn is God sent!!!!!!!
Both in the clinic visit and in follow up, Dr. Sonn has been extremely responsive.
Dr. Sonn was amazing. He wanted me to know my options, eased my anxiety about prostate cancer. He answered my questions, went through my prescriptions, then he went through each of my current issues. So encouraging to have a Dr. who we could understand,who cared about my concerns,and he LISTENED.
Great experience. Dr. Sonn is a great physician.
very informative
Dr. Sonn is extremely competent & very generous with his time. I am very satisfied with his care.
Dr. Soon was very knowlegable and compassionate
Again, doctor and nurse/assistant were very courteous and professional at all times.
I recommend to everyone to go to Stanford, you folks are the finest!
Dr. Sonn is great
Dr. Geoffrey Sonn is outstanding. I feel in excellent hands as his patient.
The Doctor was very patient with my questions. I did not feel rushed by the Doctor. He was sure that my concerns were addressed before he moved on to his next appointment.
Excellent explanation - Showing concern & very patient & allowed us time to ask our questions & answered them & made sure we understood them.
This is a biopsy procedure w/Dr. Sonn. Originally my dr. told me the procedure will take 12 samples (believe it is the standard). The dr. actually took 17 samples without telling me in before hands. It's okay given that the MRI had positive report, but appreciate be infor.
Dr. Sonn's care Friday EVENING was over the top - He could have waited until Monday to discuss test results - BUT he called Friday evening - plus or minus 7:00pm.
Dr. Sonn was extremely well prepared in advance for my appointment. he had a thorough understanding of my history making our time together very productive.
Dr. Sonn did an excellent job of walking me through the procedure.
This was my second biopsy. The first oe a number of years ago was less uncomfortable. I would have liked a bit of fore warning that the procedure would be significantly more uncomfortable
I have already referred Dr. Sonn to a friend.
it was very helpful to be able to view the procedure on the screen.
Dr. Sonn was very impressive as expected and I feel quite confident and comfortable with his care
Dr. Sonn spent considerable time with us. Upon leaving felt much better about our condition and it's treatment.
Dr. Sonn is top notch in all regards.
Very satisfy.
Excellent experience with Dr. Sonn and his team!
Doctor G. A. Sonn is highly skilled oncologist - urologist.
Dr. Sonn is always great.
Never felt rushed, good quality care.
Extremely professional and relaxed demeanor, continuing treatments and time line well described
Dr. Sonn is simply a 20 on a scale of 10. from our 1st meeting for biopsy in April 2016, through every turn, Dr. Sonn has been a God send! I don't believe there could have been a better Dr. Professional, compassionate, gave us confidence for a future!!
Dr. Sonn seemed very well educated about my situation and explained it very well to me and I left very happy.
Very helpful
Dr. Sonn outlined my options clearly. He is an excellent doctor.
very good explanation to bph and related symptoms , answered my questions . rhe best urologist i have ever seen
Visit primarily handled by assistant student, which was ok but not expected.
Dr. Sonn is excellent
Very impressed. One of the best experiences I have had with a dr.
Dr. Sonn provided medical information in a manner in which I was able to feel comfortable in dealing with my condition.
Great bedside manner : cut to the chase, felt like I was in good hands.
Good experience.
A junior colleague of Dr. Sonn (he may have been an intern or resident) met with me for about 20 minutes in advance of Dr. Sonn's arrival. I don't remember his name but he was very friendly, knowledgeable and patient.
Excellent service with doctor and PA. The NP doesn' t know how to smile, sorry to tell about this
Couldn't be better -
Intelligent, caring, compassionate, clear information, did not rush to move us along. Doctor Sonn has our highest degree of respect and gratitude. He is a gem.
Doctor sonn is very friendly person his knowledge about my case is excellent & the way he Handel my case is up to date method he answer all of my question Spend time with me to explain what I need to do until Next visit any time I can contact him if I have question I am very confident with him & I have felling that I am in good hand.
Dr. Sonn is excellent!
Very good.
Dr. Sonn is very communicative, explains clearly, easy to talk to, proficient and conveys both competency and confidence. A great doctor.
Dr. Sonn seems very capable. However, this biopsy (out of 3) was, by far, the most painful.
Dr. Sonn is one of the best doctors I have - intelligent, caring, clear, skilled.
We were very impressed.
Dr. Sonn was excellent.
I'm extremely happy with the service given, also very grateful.
Dr. Sonn is a brilliant doctor and surgeon. He explained clearly, I felt very confident in the best robotic biopsy by him.
I would recommend anyone who is in need for this care.
This was a referral for an MRI - guided prostate biopsy and Dr. Sonn is a highly trained specialist.
MDs should communicate and not be aloof. Dr. Sonn is impersonal.
Dr. Sonn was highly educated, informative kind & included me in the process - Love him.

View More »

Referring Physicians