NPI Portal NPI Lookup & Verification

Gary Frank Rivas, RD, PA-C

Gary Frank Rivas is a Physician Assistant provider (Physician Assistant) practicing in El Monte, CA, registered in the NPPES registry with NPI 1477895621 since 2013. The credential RD stands for Registered Dietitian.

✓ Active NPI ✓ Valid NPI checksum

NPI 1477895621
Entity type Individual (Type 1)
Name Gary Frank Rivas
Credential RD, PA-C
Sex Male
Practice address 3144 SANTA ANITA AVE, El Monte, CA, 91733
Phone 6264440333
Fax 6265827990
Enumeration date 2013-03-25
Last updated in NPPES 2026-06-03

Taxonomy & licenses

Taxonomy code Specialty Primary License State
133V00000X Registered Dietitian Secondary 1057294 CA
363A00000X Physician Assistant Primary PA61522 CA

RD — Registered Dietitian: A nutrition professional credentialed by the Commission on Dietetic Registration. About the RD credential

Copy-ready billing details
Provider: Gary Rivas, RD, PA-C
NPI: 1477895621
Taxonomy: 363A00000X (Physician Assistant)
Address: 3144 SANTA ANITA AVE, El Monte, CA, 91733

Other providers at this practice address

NPI Name Type Specialty Location
1457327736 Nabil Soliman Individual Internal Medicine Physician El Monte, CA
1295703262 Mayra Rosado Individual Pediatrics Physician El Monte, CA
1487622361 Michael Forsling Individual Podiatrist El Monte, CA
1659339638 Daniel Dominguez Individual Family Medicine Physician El Monte, CA
1932219342 Elsa Marshall Individual Internal Medicine Physician El Monte, CA
1568561066 Michael Hadley Individual Surgery Physician El Monte, CA
1285867820 Josephine Devaraj Individual Family Medicine Physician El Monte, CA
1134568439 Genoveva Aguilar Individual Family Medicine Physician El Monte, CA

Verify this record

Cross-check NPI 1477895621 against the authoritative CMS record: view Gary Frank Rivas on the official NPPES registry .

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes — even if the provider moves or changes specialty. Read the full guide or validate an NPI number.

Frequently asked questions

Where does Gary Rivas practice?
The practice location on file with NPPES is in El Monte, CA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Gary Rivas?
The National Provider Identifier (NPI) for Gary Rivas is 1477895621, a Type 1 (individual) record in the CMS NPPES registry.

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2026-06-03.