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

Jan Casimir Hofmann, MD

Individual provider Internal Medicine Physician · NPI 1083765747

Jan Casimir Hofmann, MD is an Internal Medicine Physician in San Francisco, California. Licensed in Massachusetts. Registered with an NPI since 2007.

Licensed in
MA
In the registry since
2007
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

2100 Webster St Ste 512
San Francisco, CA 94115-2373
Phone: (415) 923-3646
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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 80401 (MA)

Record details

NPI number1083765747
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 16, 2007
Last updated in NPPESJuly 8, 2007

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