Professional Summary


Education & Certifications
  • Board Certification: American Board of Internal Medicine, Internal Medicine (1985)
  • Residency: UCSD Medical Center (1985) CA
  • Board Certification: American Board of Internal Medicine, Cardiovascular Disease (1987)
  • Fellowship: VA Greater Los Angeles Healthcare System (1987) CA
  • Internship: UCSD Medical Center (1983) CA
  • Medical Education: Univ Of Cincinnati Coll Of Med (1982) OH
  • B.S.E., Princeton University, Chemical Engineering (1978)

Honors & Awards
  • Alpha Omega Alpha, University of Cincinnati College of Medicine (1981)
  • Fellow, American College of Cardiology (1989)

Administrative Appointments
  • Clinical Assistant Professor, UCLA School of Medicine (1997 - 2011)
  • Clinical Associate Professor, Stanford University School of Medicine (2011 - Present)
  • Clinical Instructor, UCLA School of Medicine (1988 - 1997)

Publications

Practice Locations


General Cardiology in Portola Valley Portola Valley, CA
Portola Valley, CA

3260 Alpine Road

Portola Valley , CA 94028

(650) 725-5909

Make An Appointment More Clinic Information » Getting Here »

Patient Ratings

(118 Ratings)

Overall Rating
4.9/5

View Ratings by Category

4.9/5
Friendliness
Friendliness/courtesy of the care provider
4.9/5
Explanations
Explanations the care provider gave you about your problem or condition
4.9/5
Listens
Concern the care provider showed for your questions or worries
4.9/5
Care provider's efforts to include you in decisions about your care
Care provider's efforts to include you in decisions about your treatment
5.0/5
Recommended to others
Likelihood of your recommending this care provider to others
0.0/5
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

(140 reviews)

Excellent doctor with love, care, patience and passion!
I would highly recommend to anyone that Dr. Sakamoto be their cardiologist. He is an excellent, caring doctor.
Dr. Sakamoto went above and beyond to review my health history and fully explain the my health situation and plan to improve my health.
Dr Sakamoto is great doctor
Dr Sakamoto is an excellent cardiologist and I trust him completely
Dr Sakamto is caring, kind, and dedicated to helping pinpoint all our issues.
Dr. Sakamoto is always prepared for my visit. He reviews different areas with me. My video appointment with him was based on my circumstances and condition today, so it was helpful for me.
Caring and informative visit
Dr. Sakimoto is the best doctor we’ve ever had.
He cover a great deal in a thirty minute appointment.
very thorough in his medicalk analyses
Goes over everything, reminds me of my history and how it is pertinent to the medical plan.
Dr. Sakamoto is an excellent, caring doctor. His staff is very friendly and professional.
Dr. Ken Sakamoto is an excellent and caring doctor. I highly recommend him and Stanford!
Dr. Sakamoto is very thorough going over my past medical information and current medical status. Dr. Sakamoto is very easy to talk with and personable.
Provider is on time. Courteous and respectful.
Great caring Doctor
Great overall experience
Great team from front desk to medical assistant to cardiologist. Their concern is the patients health and how to help them .
Dr. Sakamoto is the best, ever.
Thank you, Dr. Sakamoto has taken time discuss my medication and answer my questionsstions and
Very thorough, kind. I believe in him completely.
Spent 2 hours of detailed examination and explanation of planed treatment
Dr. Sakamoto took more time to explain well.
very thourough visit . knowledgeable , well trained courtesy staff
Dr Sakamoto is a great doctor. He is knowledgeable and thorough.
Dr is Great
Dr. Sakamoto is one of the best doctors I have ever experienced. He’s thorough, knowledgeable, and friendly.
Great Doctor. Very concerned about patients.
Excellent follow up care provided by Dr. Sakamoto
Extremely detailed reviewing results of the last visit And setting a plan for future treatment based on the latest lab work He is the only doctor that spends a full hour for consultation going over the details of my case Past , present and future treatments
Dr. Sakamoto is very professional, thorough, and caring in treating his patients.
i don't know, does the best ever suffice to describe his care
He’s the best, ever!
Visits with Dr. Sakamoto are caring, educational and inspiring!
Wonderful, thanks
Doctor Sakamoto was detailed and spend ample time with me to educate and assess my heart health and I am very happy with my overall experience as his new patient.
Everything about Dr. Sakamoto and his entire staff is excellent.
Very good attention!!
Smooth check-in, no wait time, knowledgeable, caring doctor.
Dr Sakamoto is the best cardiologist I’ve seen. He is very knowledgeable, very detailed oriented and polite. He takes out the time to explain everything and answer all questions. He is genuinely a doctor who cares about his patient s health and well being. I am so glad that I was under his excellent care and guidance.
Experienced and caring
The best
Fantastic cardiologist.
Great doctor. Takes time to listen and understand. He explains things thoroughly as well.
Lot's of information which is what I was looking for to be better informed.
Dr. Sakamoto is an excellent cardiologist!
Thank you so much Dr. Sakamoto
He seems very thorough and honest
He was excellent and more thorough than I’ve ever had!
Have recommended Dr Sakimoto to numerous people
My provider is very good provider. Makes you comfortable
I highly recommend
Always a great experience!
Good.
Good.
Dr. Sakamoto is excellent! Very thorough and knowledgeable. Great explained.
Dr. Sakamoto is tremendous.
Dr. Sakamoto MD is well prepared with my medical & prescription drugs and explained the dosage in detail.
Dr Sakamoto is excellent, showing considerable interest in his patients and their problems, explaining options, and involving patients in decisions. Highly recommended.
Dr. Sakamoto was excellent.
Very good.
Dr. Sakamoto was among the best physicians I have experienced in the last 5 years.
Dr. Sakamoto explains everything very thorough in great detail. I appreciate this very much so I have a full understanding, he is the best.
Dr. Sakamonto is very thorough and extremely caring!
Dr. Sakamoto spent a lot of time explaining his diagnosis and presents patients with all necessary background to make informed decisions.
Dr. Sakamoto is incredible. So thoughtful and so thorough. He is an excellent & caring listener.
At times, I felt that there was a bit of a condescending tone in the answers to my questions.
Dr. Sakamoto is very friendly and ask how my life is going in general. The doctor explains my heart condition in detail and I can ask questions without worry that they are not important issues.
dr. sakamoto is a dream come true
Good.
The amount of time spent with me by my doctor was much more than I expected and it was very appreciated.
Dr. Sakamoto was excellent. He took his time to explain everything in detail and addressed all of my questions and concerns.
Very informative and easy to understand the explanation of my condition. He showed care to my well being.
Dr. Sakamoto spent 2 hours with me and gave a thorough explanation of problem and how it affects my body - outstanding!
Dr. Sakamoto is excellent at assessing health problems and finding solutions. He has so much knowledge it is reassuring. Dr. Sakamoto found an effective and cost-effective solution to a health problem tangential to my heart issues. Wonderful!
I liked how the dr. referred to my health website to get background from my primary care provider. Dr. Sakamoto explained my health problems very well. I am feeling much better now.
excellent!
Dr Sakamoto spent 1hr and 20 minutes he is so good it was an incredible experience for me.
Dr. Sakamoto is extremely thorough - he explains both conditions and medications clearly.
Very thorough & caring doctor.
Dr. Sakamoto is the most professional & attentive doctor I have seen at Stanford. Five stars.
Dr. Sakamoto spent 1.5 hrs. with us & explained everything he was doing & even drew pictures to assist me in understanding. A true teacher & listener.
great one
Dr. K Sakamoto is intelligent, professional, and kind.
Good.
Dr. Sakamoto is very professional without talking down. He made me a partner in my own care.
Dr. Sakamoto is very thorough and provides excellent information.
Dr. Sakamoto is an extremely thorough and caring cardiologist. I hope to have him providing my care for years to come.
Good.
good
Dr. Sakamoto was very careful in clarifying and understanding my symptoms. His discussion was clear and informative.
Dr Sakamoto is the best. He's very thorough, takes the time to listen, very patient with my dad, straightforward about any changes/concerns.
excellent doctor with high confidence!
Trust with them.
Dr. Sakamoto always spends ample time explaining my medications and conditions, and he did so this time as well. The timing worked out so he had some extra time with me, which he was happy to provide. Dr. Sakamoto must be one of Stanford's most considerate and thorough physicians.
It is extremely comforting to be in the care of Dr. Sakamoto.
I plan to adopt Dr. Sakamoto as soon as possible.
Very good.
Dr. Sakamoto spent a lot of time with me and explained everything. I'm an RN and he went into extensive detail to make sure I understood the physiology. Thanks.
Very good.
Everyone is nice and doing a good job. Doctor is excellent!
Good experience.
Good.
Outstanding experience with Dr. Sakamoto. A model of how a patient interaction should be.
Dr. Sakamoto was excellent. Was incredibly generous with his time and explained everything in a way that I could understand. WhenI forgot to ask him a question at my appointment and messaged him, he got back right away with an understandable answer. Competent and patience.
Dr. Sakamoto is truly excellent. His dedication, time and care for my condition left me very confident in applying his recommendation and advise.
Dr. Ken Sakamoto is thorough, careful in explaining why the change in my medication, and answered all my questions.
I loved how much time he spent with me and how he explained things to me!
Doctors nurses and all the personnel from Stanford thanks for your attentions and continue being nice as now, a greeting to everyone.
Dr. Sakamoto is an excellent doctor with his dedication and knowledge. I feel lucky for him to be my doctor! I'll be glad to recommend Dr. Sakamoto to others.
I would recommend Doctor Sakamoto to anyone.
Dr. Sakamoto is an excellent doctor with his patience and great knowledge. I feel lucky for him to be my doctor! I'll be happy to recommend Dr. Sakamoto to others.
Dr. Sakamoto was incredible. Very detailed explaination and generous with his time. I never felt rushed and he put me at ease. Even got me a same day appointment for an echo right after the cardiology appointment. I was very impressed with the entire cardiology clinic, and Dr. Sakamoto in particular.
I am extremely impressed with the care and warmth of all staff especially the physicians.
Dr. Sakamoto and Dr. Sheth are exceptional on all of these points. they listen carefully, address concerns, explain decisions, and offer me options. This visit, they both asked me to make decisions about medications, and they fully explained the options before doing so. Excellent care.
Very impressed.
Dr. Sakamoto is very very thorough & his time/detail orientedness in understanding my dad's history is very much appreciated.
I really appreciate all the detail Dr. Sakamoto provides.
Dr. Sakamoto was exceptional. I was verypleased to have met with him. He was kind, understanding and also very responsive with follow-up questions. Thanks!
I was so impressed with Dr. Sakamoto. He spent over an hour with me, was utterly charming and spent ages explaining my problem without talking down to me. I think he is fantastic and was very helpful and reassuring.
Dr Sakamoto has always been a great physician!
Dr. Sakamoto was great! Would highly recommend him to others. He took his time with me and made me feel well cared-for.
Everyone at Stanford I came into contact with were very kind and caring.
Knowledgeable, caring physician.
I have nothing but the best care any patient could ever have. Thank you.
Dr. Sakamoto is thorough, professional, and caring - I've never had better.
Dr. Sakamoto has always treated me with great respect & intelligence.
Dr. Sakamoto was excellent. #1. Dr. Sakomoto was care giver.
Dr. Sakamoto is one of the best doctors I have ever seen. He really cares about his patients.
Dr. Sakamoto is the best! His caring meals a lot to me.
Excellent treatment.
A very down to earth person. Lots of time for you and friendly.
Dr. Sakamoto is the best!!
The cardiologist spent a lot of time with me and answered all my questions thoroughly.
Most excellent.
Dr. Sakamoto is a gem - I hope I never lose him - always courtesy and very helpful!
Most thorough physician I have ever met.
One of the best providers I have met in my entire life so far! I can happily give 5 stars to the provider.
Dr. Sakamoto's care is exceptional. I feel very safe with his care & understanding.

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