Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of October 4, 2026.

Gastroenterology Medical Group, Inc

Organization Gastroenterology Physician · NPI 1811040967

Gastroenterology Medical Group, Inc provides Gastroenterology Physician services in Concord, California. Licensed in California. Registered with an NPI since 2007.

Licensed in
CA
In the registry since
2007
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

2415 High School Ave Ste 100
Concord, CA 94520-1800 Not confirmed with CMS for 18 years — call before visiting
Phone: (925) 687-9650
Fax: (925) 685-8447
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence G268490 (CA)

Record details

NPI number1811040967
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Richard Messian — Ceo · (925) 687-9650
NPI enumeratedJanuary 20, 2007
Last updated in NPPESFebruary 27, 2008
Mailing address2415 High School Ave, Suite 100, Concord, CA 94520-1800

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