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

Alan George Giberson, MD

Individual provider Nephrology Physician · NPI 1992831820

Alan George Giberson, MD is a Nephrology Physician in San Francisco, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
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

1 Sansome St
San Francisco, CA 94104-4448
Phone: (408) 497-5242
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Nephrology Physician (primary) Taxonomy 207RN0300X · Licence G20656 (CA)

Record details

NPI number1992831820
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedFebruary 26, 2007
Last updated in NPPESJuly 8, 2007

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