SAN MARCOS MEDICAL GROUP, INC.
NPI 1265721856
Obstetrics & Gynecology in Rialto, CA

Active since April 04, 2011CLIA 05D2018241 · Waiver
425 E FOOTHILL BLVD, RIALTO, CA 92376(909) 546-1050(909) 546-1061 Get Directions Write a Review

NPPES record last updated: June 1, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About San Marcos Medical Group, Inc. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

SAN MARCOS MEDICAL GROUP, INC. (NPI 1265721856), doing business as Metropolitan Family Medical Clinic, is a healthcare organization registered as an obstetrics & gynecology in Rialto, California and active in the NPI registry since April 2011. The organization holds a CLIA Waiver certificate valid through December 28, 2026 and lists Sandra Gonzalez, Coordinator, as its authorized official.

NPPES Registry Identity

NPI1265721856
Entity TypeOrganization
Primary Taxonomy207V00000X
Legal Business NameSAN MARCOS MEDICAL GROUP, INC.
Location Address425 E FOOTHILL BLVDRialto, CA 92376-5153
Mailing Address425 E Foothill BlvdRialto, CA 92376-5153 · (909) 546-1050 · Fax (909) 546-1061
Fax(909) 546-1061
Organization SubpartNo
Authorized OfficialSandra GonzalezCoordinator · (909) 376-4438
Enumeration DateApril 4, 2011
Last NPPES UpdateJune 1, 2026
NPPES CertifiedJune 1, 2026
NPI 1265721856 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
Licenses Licensed in CA · A60285 Licensed in CA · A109432 Licensed in CA · A105379 Licensed in CA · 20A9149 Licensed in CA · A92717
Definition
An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.
Also ListedFamily MedicineTaxonomy 207Q00000X · License A39805 (CA), A54098 (CA), A46022 (CA), A78410 (CA), 20A10219 (CA)
425 E FOOTHILL BLVD, Rialto, CA 92376

Other Names 1

Doing Business AsMetropolitan Family Medical Clinic

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 05D2018241

San Marcos Medical Group Inc Dba Metropolitan Family Medical Clinic · Rialto, CA
Active · expires Dec 28, 2026
CLIA Number05D2018241
Laboratory TypePhysician Office
Certificate Effective DateDecember 29, 2024
Certificate Expiration DateDecember 28, 2026
Laboratory DirectorBalbir Natt
Laboratory Phone(909) 546-1050
Laboratory LocationSan Marcos Medical Group Inc Dba Metropolitan Family Medical Clinic425 E Foothill Blvd, Rialto, CA 92376
CLIA data matches this NPI record on: Address Name Phone
This certificate is issued to a laboratory to perform only waived tests.

Other Providers at the Same Location NPPES 7

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Counselor (Mental Health)
425 E FOOTHILL BLVD
RIALTO, CA 92376
Nurse Practitioner (Obstetrics & Gynecology)
425 E FOOTHILL BLVD
RIALTO, CA 92376
Community Health Worker
425 E FOOTHILL BLVD
RIALTO, CA 92376
Physician Assistant
425 E FOOTHILL BLVD
RIALTO, CA 92376
Community Health Worker
425 E FOOTHILL BLVD
RIALTO, CA 92376
Pediatrics
425 E FOOTHILL BLVD
RIALTO, CA 92376
Clinic/Center (Community Health)
425 E FOOTHILL BLVD
RIALTO, CA 92376

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is San Marcos Medical Group, Inc.'s NPI number?

The NPI number for San Marcos Medical Group, Inc. is 1265721856. It was assigned to this organization in the NPPES registry on April 4, 2011. The provider is doing business as Metropolitan Family Medical Clinic.

Where is San Marcos Medical Group, Inc. located?

San Marcos Medical Group, Inc. is located at 425 E Foothill Blvd, Rialto, CA 92376. The listed phone number is (909) 546-1050.

What is San Marcos Medical Group, Inc.'s specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

Does San Marcos Medical Group, Inc. hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 05D2018241) is associated with this NPI, valid through December 28, 2026. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for San Marcos Medical Group, Inc. was last updated on June 1, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.