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

Warren Regh C. Gabrillo III MD Inc

Organization Family Medicine Physician · NPI 1962622803

Warren Regh C. Gabrillo III MD Inc provides Family Medicine Physician services in Upland, 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

631 N 13th Ave A
Upland, CA 91786-4946 Not confirmed with CMS for 16 years — call before visiting
Phone: (909) 982-2088
Fax: (909) 982-2058
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence A51794 (CA)

Record details

NPI number1962622803
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Warren Regh Gabrillo — President · (909) 982-2088
NPI enumeratedApril 25, 2007
Last updated in NPPESFebruary 3, 2010
Mailing address631 N 13th Ave, A, Upland, CA 91786-4946

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