Dr. McConnell is a native of Brooklyn, NY and attended MIT, obtaining his BS and MS in Electrical Engineering/Biomedical Engineering, followed by his MD at Stanford University. He returned to Boston and specialized in Cardiovascular Medicine and Cardiovascular Imaging at Brigham and Women’s and Beth Israel Hospitals and then joined the faculty at Harvard Medical School, where he also obtained a MS in Clinical Investigation. His early research discovery in echocardiography has become known as “McConnell’s sign.”

He joined the faculty at Stanford in 1998 and went on to become Professor of Medicine and Electrical Engineering and Molecular & Cellular Physiology (by courtesy). He directed clinical, research, and teaching programs in cardiovascular imaging, prevention, and digital health. He was Principal Investigator for the top-enrolling MyHeart Counts mobile health research study launched with Apple. In 2015 he joined Google leading cardiovascular and mobile health projects, including mobile/wearable products with Verily, Google Health, and Fitbit. He is now Chief Medical Officer and Head of Cardiovascular and Digital Health at identifeye HEALTH, with a mission to democratize screening and prevention of major health conditions.

Dr. McConnell continues to see patients in the Stanford Preventive Cardiology Clinic and mentor in the Stanford Biodesign program. He has published over 130 peer-reviewed articles and been the Principal Investigator of multiple grants from the National Institutes of Health and American Heart Association (AHA). He is a Fellow of the AHA, the American College of Cardiology (ACC), the Society for Cardiovascular Magnetic Resonance, and the American Society of Echocardiography. He is a founding member of the AHA’s Health Technologies Advisory Group and recently co-chaired AHA’s 2030 Impact Goal task force and the ACC-Consumer Technology Association’s guidance on Cardiovascular Technology Solutions. In 2022, Dr. McConnell was appointed by the Secretary of the U.S. Department of Health and Human Services to the Board of Directors of the National Fitness Foundation.

Professional Summary

Professional Education
  • Board Certification: American Board of Internal Medicine, Cardiovascular Disease (2009)
  • Medical Education: Stanford University School of Medicine (1990) CA
  • Fellowship: Brigham and Women's Hospital Cardiovascular Disease Fellowship (1996) MA
  • Residency: Brigham and Women's Hospital Internal Medicine Residency (1992) MA
  • Internship: Brigham and Women's Hospital Internal Medicine Residency (1991) MA
  • Board Certification: National Board of Echocardiography, Echocardiography (2007)
  • M.M.Sc., Harvard Medical School, Clinical Investigation (1998)
  • S.M., Massachusetts Institute of Technology, Electrical Engineering/BioEE (1985)
  • S.B., Massachusetts Institute of Technology, Electrical Engineering/BioEE (1983)

Honors & Awards
  • American Heart Association Clinician Scientist Award, Brigham & Women's Hospital/Harvard Medical School (1996)
  • Brian L. Strom Visiting Professorship, University of Pennsylvania Perelman School of Medicine (2018)
  • Department of Medicine Teaching Award, Stanford (2002)
  • Diversity & Leadership Faculty Fellow, Stanford (2007)
  • Doris Duke Clinical Scientist Award, Stanford (1999)
  • Elected to Eta Kappa Nu, Tau Beta Pi, and Sigma Xi, MIT (1981, '82, '84)
  • Fellowship, Harvard/MIT Clinical Investigator Training Program, Harvard/MIT (1996)
  • NHLBI Individual National Research Service Award, Brigham & Women's Hospital/Harvard Medical School (1994)
  • Research Scholarship/Aquitaine Region, Fulbright Foundation (2008)
  • SCA&I Fellowship Award for Research in Cardiac Imaging, Bracco Diagnostics, Inc (1995)
  • Stanford Dean's Awards for Research, Excellence in Clinical Medicine, and Outstanding Teaching, Stanford (1990)

Administrative Appointments
  • Associate Director, Stanford Cardiovascular Medicine Fellowship Program, Stanford (2000 - 2012)
  • Co-Director, Noninvasive Imaging Section, Stanford Division of Cardiovascular Medicine, Stanford (2007 - 2015)
  • Co-Director, Preventive Cardiology Clinic, Stanford (2014 - 2015)
  • Director, Cardiovascular Health Advanced Treatment Center for Coronary Artery Disease, Stanford (2012 - 2015)
  • Director, Cardiovascular Health Innovation, Stanford (2014 - 2015)
  • Director, Cardiovascular MRI Program, Stanford Division of Cardiovascular Medicine, Stanford (2000 - 2015)
  • Director, NIH/NIBIB T32 Training Program in Cardiovascular Imaging @ Stanford (CVIS), Stanford (2008 - 2015)
  • Director, Preventive Cardiology Clinic, Stanford (2010 - 2013)
  • Member, Molecular Imaging Program at Stanford (MIPS) Faculty, Stanford (2003 - Present)
  • Physician Representative, Stanford Pharmacy and Therapeutics Committee, Stanford (2001 - 2011)
  • PI, MyHeart Counts study, Stanford (2014 - 2015)


Practice Locations

General Cardiology at Boswell Building Stanford, CA
Stanford, CA

300 Pasteur Drive , 2nd Floor, Room A260

Stanford , CA 94305

(650) 725-5909

Make An Appointment More Clinic Information » Getting Here »

Preventive Cardiology Stanford, CA
Stanford, CA

300 Pasteur Drive , 2nd Floor, Room A260

Stanford , CA 94305

(650) 725-5909

Make An Appointment More Clinic Information » Getting Here »

Patient Ratings

(36 Ratings)

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Patient Reviews

(36 reviews)

One of the best!
Very competent and works well with patients.
Thank you
Very professional and with pride in there professional job
Great Cardiologist
Dr McCONNELL is very good with the exams .he takes time to explain the test results.
Let patients know that valet parking is no longer available !!!
I know Dr McConnell for over 20 year. he is a great Doc.
Great doctor, I appreciate his clear explanations and his approach.
He is the best. Extremely thorough, thoughtful, an excellent physician and good person.
Excellent doctor who understands me. Thank you for helping me, Dr. Mcconnell.
Great doctor!!!!
Dr. McConnell is an excellent physician. I trust him, he is very thorough and actually listens, answers questions, and after consideration, offers present and long term solutions and treatment plans. I would give him the highest recommendations.
Dr. McConnell is extremely thorough excellent communication skills and always teaches me something regarding my health.
Excellent. Very understanding medical professional
Dr. McConnell is an amazing doctor who explains everything thoroughly - excellent communication skills. Every single visit I leave with more knowledge. All doctor's should be this good!
Great doctor
I always feel I have as much time as I need and can ask as many questions as I want.
Excellent experience. All A plus.
Most of the visit was watching Dr. McConnell do computer entry.
Above responses are for Dr McConell. He is a super good, super dedicated, and super competent doctor.
Excellent! The story is too long to put down here, he saved my life and the lives of my children. He is a remarkable doctor. Kind, quiet thinking man.
I never feel rushed in any way. Dr is willing to discuss anything.
Too much time spent facing computer to all out electronic medical records.
Good MD
I am very unhappy with this provider. Looking for a new cardiology but not at Stanford.
All good.
He may be an excellent doctor but not a good communicator!
Very good - no problem at all.
Everybody is friendly & respectful.
He is an excellent doctor.
Even though it was a routine visit with no major issues, I didn't feel rushed or minimized.

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