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

John Muir Physicians PC

Organization Internal Medicine Physician · NPI 1235606823

John Muir Physicians PC is an Internal Medicine Physician in Orinda, California. Registered with an NPI since 2018.

In the registry since
2018
What do these letters mean?
PC — Professional corporation
A form of business registration, not a clinical qualification.

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Practice location Address checks out

11 Altarinda Rd
Orinda, CA 94563-2602
Phone: (925) 243-7744
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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

Record details

NPI number1235606823
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Andre Westin — Owner · (415) 990-0242
NPI enumeratedNovember 1, 2018
Last updated in NPPESNovember 14, 2018
Mailing address67 Bates Blvd, Orinda, CA 94563-2814

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