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

Dr. John S Macgregor, MD

Individual provider Internal Medicine Physician · NPI 1831131846

Dr. John S Macgregor, MD is a Cardiovascular Disease (Cardiology) in San Francisco, California. Graduated from Js Weill Medical College, Cornell University in 1984, 42 years ago. Practices with University of California Sfgh Medical Group, a 571-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
42
Trained at
Js Weill Medical College, Cornell University
Licensed in
CA
In the registry since
2006
Specialties on file
4
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

1001 Potrero Ave Division Of Cardiology Rm 5G1
San Francisco, CA 94110-3518
Phone: (415) 206-8315
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Cardiovascular Disease Physician (primary) Taxonomy 207RC0000X · Licence G56033 (CA)
Internal Medicine Physician Taxonomy 207R00000X · Licence G56033 (CA)
Interventional Cardiology Physician Taxonomy 207RI0011X · Licence G56033 (CA)
Emergency Medicine Physician Taxonomy 207P00000X · Licence G56033 (CA)

Record details

NPI number1831131846
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 12, 2006
Last updated in NPPESJanuary 12, 2012

Medicare enrollment

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

Medicare specialtyCARDIOVASCULAR DISEASE (CARDIOLOGY)
Also practisesINTERNAL MEDICINE
Medical schoolJS WEILL MEDICAL COLLEGE, CORNELL UNIVERSITY
Graduated 1984 (42 years in practice)
Group practice University Of California Sfgh Medical Group — 571 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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