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

Dr. Mary L. Williams, MD

Individual provider Dermatology Physician · NPI 1487603759

Dr. Mary L. Williams, MD is a Dermatology 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
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

1701 Divisadero St
San Francisco, CA 94115-3011
Phone: (415) 353-7800
Fax: (415) 353-7870
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Dermatology Physician (primary) Taxonomy 207N00000X · Licence G24961 (CA)
Pediatrics Physician Taxonomy 208000000X · Licence G24961 (CA)

Record details

NPI number1487603759
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 6, 2006
Last updated in NPPESJuly 23, 2008

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