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Marian Davidson

Emergency Medicine Physician in Palo Alto, CA · enumerated 2007.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1780867234

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Registry record

Entity type Individual (Type 1)
Name Marian Davidson
Sex Female
Practice address 795 El Camino Real, Palo Alto, CA, 94301
Phone (650) 321-4121
Enumeration date Dec 6, 2007
Last updated in NPPES Dec 7, 2007

Taxonomy & licenses

207P00000X Emergency Medicine Physician Allopathic & Osteopathic Physicians · License G17406 (CA) Primary

Other identifiers

Identifier Type State Issuer
G17406 Other CA MEDICAL LICENSE

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

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Frequently asked questions

What is the NPI number for Marian Davidson?
The National Provider Identifier (NPI) for Marian Davidson is 1780867234, a Type 1 (individual) record in the CMS NPPES registry.
Where does Marian Davidson practice?
The practice location on file with NPPES is in Palo Alto, CA. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-12-07.