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License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Learn more about Dr. Ronald Witteles:

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  1. Qualifications
  2. What's important to you

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Patient Reviews

Patient comments (7)

The overall average patient rating of Dr. Ronald Witteles is Excellent. Dr. Witteles has been reviewed by 15 patients who have provided 7 comments. The rating is 4.5 out of 5 stars.

Patient Ratings
Ease of Appointment 4.6
Promptness 4.4
Courteous Staff 4.9
Accurate Diagnosis 5.0
Bedside Manner 4.7
Spends Time with Me 5.0
Follows Up After Visit 5.0

Specialties & Research

Dr. Ronald Witteles, MD is board certified in Internal Medicine and Cardiovascular Disease.

  • He has special expertise in 8 areas:
  • Acute Coronary Syndrome (ACS)
  • Amyloidosis
  • Cardiovascular Disease
  • Heart Block
  • Heart Failure
  • High Blood Pressure (Hypertension)
  • High Cholesterol (Hypercholesterolemia)
  • Unstable Angina

Education & Awards

Dr. Witteles graduated from University of Chicago. He has 4 awards.

Patients' Choice 5th Anniversary Award (2012)
Patients' Choice Award (2008 - 2012, 2014)
Compassionate Doctor Recognition (2009 - 2012, 2014)
On-Time Doctor Award (2009, 2014)


Dr. Witteles has 2 hospital affiliations:

  • Stanford Hospital and Clinics 
  • Stanford University Hospital 

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Additional Information
Dr. Ronald Marc Witteles MD is a male Internist, has 11 years of experience and practices in Internal Medicine and Cardiovascular Disease.
Where does Dr. Ronald M. Witteles practice?
Dr. Ronald Witteles has 1 office location.
Dr. Ronald Witteles practices Internal Medicine and Cardiovascular Disease near Stanford, CA.
See Stanford Internists and Stanford Cardiologists.