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

Dr. Michael R Harrison, MD

Individual provider Surgery Physician · NPI 1841257912

Dr. Michael R Harrison, MD is a Surgery Physician in San Francisco, California. Licensed in California. Registered with an NPI since 2006.

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

400 Parnassus Ave
San Francisco, CA 94143-2202
Phone: (415) 476-2538
Fax: (415) 476-2929
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Surgery Physician (primary) Taxonomy 208600000X · Licence G26763 (CA)
Surgical Critical Care Physician Taxonomy 2086S0102X · Licence G26763 (CA)
Pediatric Surgery Physician Taxonomy 2086S0120X · Licence G26763 (CA)
Surgical Oncology Physician Taxonomy 2086X0206X · Licence G26763 (CA)

Record details

NPI number1841257912
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 1, 2006
Last updated in NPPESJuly 30, 2008

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