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

Donald Zumwalt

Individual provider Internal Medicine Physician · NPI 1457489825

Donald Zumwalt is an Internal Medicine Physician in San Francisco, California. Licensed in California. Registered with an NPI since 2007.

Licensed in
CA
In the registry since
2007

Practice location Address checks out

2333 Buchanan St
San Francisco, CA 94115-1925
Phone: (925) 634-9704
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence G50572 (CA)

Record details

NPI number1457489825
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedFebruary 28, 2007
Last updated in NPPESJuly 8, 2007

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