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

Marvin C Mah, OD, Inc

Organization Optometrist · NPI 1437417433

Marvin C Mah, OD, Inc is an Optometrist in Fremont, California. Licensed in California. Registered with an NPI since 2012.

Licensed in
CA
In the registry since
2012
What do these letters mean?
Inc — Incorporated
A form of business registration, not a clinical qualification.

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Practice location Address checks out

1556 Washington Blvd
Fremont, CA 94539-5100
Phone: (510) 438-0508
Fax: (510) 661-2362
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Optometrist (primary) Taxonomy 152W00000X · Licence CA6996T (CA)

Record details

NPI number1437417433
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Marvin Mah — President · (510) 438-0508
NPI enumeratedApril 26, 2012
Last updated in NPPESApril 26, 2012
Mailing address1556 Washington Blvd, Fremont, CA 94539-5100

Other providers in Fremont