Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Ian Stewart Harris, MD

Individual provider Cardiovascular Disease Physician · NPI 1558577106

Ian Stewart Harris, MD is a Cardiovascular Disease (Cardiology) in San Francisco, California. Graduated from University of California, San Francisco School of Medicine in 1999, 27 years ago. Practices with County of Monterey, a 181-clinician group, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
27
Trained at
University of California, San Francisco School of Medicine
Licensed in
CA
In the registry since
2007
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

505 Parnassus Ave Ucsf-Campus Box 0124
San Francisco, CA 94143-0124
Phone: (415) 476-1326
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Specialties & licences

Adult Congenital Heart Disease Physician (primary) Taxonomy 207RA0002X · Licence A86662 (CA)
Cardiovascular Disease Physician Taxonomy 207RC0000X · Licence A86662 (CA)

Record details

NPI number1558577106
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 14, 2007
Last updated in NPPESFebruary 22, 2019

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCARDIOVASCULAR DISEASE (CARDIOLOGY)
Also practisesINTERNAL MEDICINE
Medical schoolUNIVERSITY OF CALIFORNIA, SAN FRANCISCO SCHOOL OF MEDICINE
Graduated 1999 (27 years in practice)
Group practice County Of Monterey — 181 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations9 on file with Medicare

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