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

Dr. Mary Margaret Pearson, MD

Individual provider Internal Medicine Physician · NPI 1518128891

Dr. Mary Margaret Pearson, MD is an Internal Medicine Physician in San Francisco, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2008
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 Bldg 5 1ST Fl #1E
San Francisco, CA 94110-3518
Phone: (628) 206-8446
Fax: (628) 206-8387
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence A104494 (CA)

Record details

NPI number1518128891
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorYes
NPI enumeratedJune 19, 2008
Last updated in NPPESJanuary 12, 2023
Certification dateJanuary 12, 2023

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