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MONTES MEDICAL GROUP INC
NPI 1093809592
Family Medicine in Inglewood, CA

Active since October 02, 2006CLIA 05D0881927 · Waiver
832 S. GREVILLEA AVE., INGLEWOOD, CA 90301(310) 419-4354(310) 419-4621 Get Directions Write a Review

NPPES record last updated: March 29, 2024. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Montes Medical Group Inc NPPES

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

MONTES MEDICAL GROUP INC (NPI 1093809592) is a healthcare organization registered as a family medicine in Inglewood, California and active in the NPI registry since October 2006. The organization holds a CLIA Waiver certificate valid through January 24, 2028 and lists Juan Zepeda Montes, Medical Director, as its authorized official.

NPPES Registry Identity

NPI1093809592
Entity TypeOrganization
Primary Taxonomy207Q00000X
Legal Business NameMONTES MEDICAL GROUP INC
Location Address832 S. GREVILLEA AVE.Inglewood, CA 90301-3312
Mailing Address832 S. Grevillea Ave.Inglewood, CA 90301-3312 · (310) 419-4354 · Fax (310) 419-4621
Phone(310) 419-4354
Fax(310) 419-4621
Organization SubpartNo
Authorized OfficialJuan Zepeda MontesMedical Director · (310) 419-4354
Enumeration DateOctober 2, 2006
Last NPPES UpdateMarch 29, 2024
NPPES CertifiedMarch 29, 2024
✔ NPI 1093809592 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
Also ListedInternal MedicineTaxonomy 207R00000X
Also ListedPediatricsTaxonomy 208000000X
832 S. GREVILLEA AVE., Inglewood, CA 90301
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Other Names 1

Doing Business AsMontes Medical Group Inc

Other Identifiers 1

MedicaidGR0026811CA

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

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Montes Medical Group Inc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

11

Medicare enrollment records show 11 clinicians reassign Medicare billing to Montes Medical Group Inc, which bills Medicare for the services they deliver. They are listed nearest first.

Clinicians by Medicare Specialty 4

Nurse Practitioner7
Family Practice2
Internal Medicine1
Pediatric Medicine1

Clinicians, nearest first (11)

Ana Bejinez-Eastman, M.D.
Family Practice
NPI 1952359671
13820 SAN ANTONIO DR
Norwalk, CA 90650
(562) 944-2181
✔ PECOS16 mi
Margaret Corona, FNP-C
Nurse Practitioner
NPI 1427738236
13820 SAN ANTONIO DR
Norwalk, CA 90650
(562) 944-2181
✔ PECOS16 mi
Lucy Serrano, FNP-C
Nurse Practitioner
NPI 1750057204
13820 SAN ANTONIO DR
Norwalk, CA 90650
(562) 317-1532
✔ PECOS16 mi
Elisha Charest, NP
Nurse Practitioner
NPI 1487477162
11822 FLORAL DR
Whittier, CA 90601
(562) 908-4355
✔ PECOS18 mi
Laura Tellinghuisen
Nurse Practitioner
NPI 1730682188
11822 FLORAL DR
Whittier, CA 90601
(562) 908-4355
✔ PECOS18 mi
Alejandro Montes, M.D.
Pediatric Medicine
NPI 1265525786
11822 FLORAL DR
Whittier, CA 90601
(562) 908-4355
✔ PECOS18 mi
Juan Montes, M.D.
Internal Medicine
NPI 1548353055
11822 FLORAL DR
Whittier, CA 90601
(562) 908-4355
✔ PECOS✔ Accepts Medicare18 mi
Alex Tran, M.D.
Family Practice
NPI 1437259348
11822 FLORAL DR
Whittier, CA 90601
(562) 908-4355
✔ PECOS✔ Accepts Medicare18 mi
Celina Kotanjian, NP-C
Nurse Practitioner
NPI 1417582313
11822 FLORAL DR
Whittier, CA 90601
(562) 908-4355
✔ PECOS18 mi
Melanie Vargas, NP
Nurse Practitioner
NPI 1265255954
289 W HUNTINGTON DR STE 207
Arcadia, CA 91007
(626) 461-7076
✔ PECOS22 mi
Shirley Romero, FNP
Nurse Practitioner
NPI 1518504299
731 S HIGHLAND AVE
Fullerton, CA 92832
(714) 446-5100
✔ PECOS25 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 05D0881927

Montes Medical Group Inc · Inglewood, CA
Active · expires Jan 24, 2028
CLIA Number05D0881927
Laboratory TypePhysician Office
Certificate Effective DateJanuary 25, 2026
Certificate Expiration DateJanuary 24, 2028
Laboratory DirectorDr. Juan Z. Montes
Laboratory Phone(310) 410-4354
Laboratory LocationMontes Medical Group Inc832 S Grevillea Ave, Inglewood, CA 90301
CLIA data matches this NPI record on: Address Name
This certificate is issued to a laboratory to perform only waived tests.

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 Montes Medical Group Inc's NPI number?

The NPI number for Montes Medical Group Inc is 1093809592. It was assigned to this organization in the NPPES registry on October 2, 2006.

Where is Montes Medical Group Inc located?

Montes Medical Group Inc is located at 832 S. Grevillea Ave., Inglewood, CA 90301. The listed phone number is (310) 419-4354.

What is Montes Medical Group Inc's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Montes Medical Group Inc enrolled in Medicare?

Yes. Montes Medical Group Inc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Montes Medical Group Inc?

According to the CMS Revalidation Reassignment List (October 2026 release), 11 clinicians in 4 Medicare specialties reassign their Medicare billing to Montes Medical Group Inc. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. The largest specialties are Nurse Practitioner (7), Family Practice (2) and Internal Medicine (1). Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does Montes Medical Group Inc hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 05D0881927) is associated with this NPI, valid through January 24, 2028. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Montes Medical Group Inc was last updated on March 29, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.