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

San Marcos Medical Group Inc

Organization Family Medicine Physician · NPI 1639129372

San Marcos Medical Group Inc is a Family Medicine Physician in Fontana, California. Works from 2 locations. Licensed in California.

Licensed in
CA
In the registry since
2006
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

7965 Sierra Ave
Fontana, CA 92336-3329
Phone: (909) 356-4459
Fax: (909) 355-4261
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 425 E Foothill Blvd, Rialto, CA 92376-5153 — (909) 546-1050

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence GR0086722 (CA)

Record details

NPI number1639129372
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Natt Balbir — Md/President · (951) 751-5470
Other names Metropolitan Fammily Medical Clinic
NPI enumeratedMay 11, 2006
Last updated in NPPESJune 1, 2026
Certification dateJune 1, 2026
Mailing address7965 Sierra Ave, Fontana, CA 92336-3329

Other providers in Fontana