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

Richard Williams, MD

Individual provider Internal Medicine Physician · NPI 1972577690

Richard Williams, MD is an Internal Medicine Physician in San Marino, California. Licensed in California. Registered with an NPI since 2006.

Licensed in
CA
In the registry since
2006
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

375 Huntington Dr Ste G
San Marino, CA 91108-2357
Phone: (626) 441-4231
Fax: (626) 441-0282
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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 G58242 (CA)

Record details

NPI number1972577690
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 17, 2006
Last updated in NPPESJuly 8, 2007

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