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

Robert A. Mecum, MD, Inc

Organization Gastroenterology Physician · NPI 1659628758

Robert A. Mecum, MD, Inc is a Gastroenterology Physician in San Marino, 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

1605 Euston Rd
San Marino, CA 91108-1917
Phone: (562) 789-5577
Fax: (562) 789-5567
Show map & directions

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

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence G78258 (CA)

Record details

NPI number1659628758
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Robert Mecum — President · (562) 789-5577
NPI enumeratedAugust 7, 2012
Last updated in NPPESApril 22, 2013
Mailing address12291 Washington Blvd Ste 304, Whittier, CA 90606-2551