PROHEALTH PARTNERS A MEDICAL GROUP
NPI 1609222942
Family Medicine in Lakewood, CA

Active since May 05, 2016CLIA 05D2173651 · Waiver
3300 E SOUTH ST STE 305, LAKEWOOD, CA 90805(562) 421-7292 Get Directions Write a Review

NPPES record last updated: July 22, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Prohealth Partners A Medical Group NPPES

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

PROHEALTH PARTNERS A MEDICAL GROUP (NPI 1609222942) is a healthcare organization registered as a family medicine in Lakewood, California and active in the NPI registry since May 2016. The organization holds a CLIA Waiver certificate valid through October 15, 2027 and lists Peter Ferrera, President, as its authorized official.

NPPES Registry Identity

NPI1609222942
Entity TypeOrganization
Primary Taxonomy207Q00000X
Legal Business NamePROHEALTH PARTNERS A MEDICAL GROUP
Location Address3300 E SOUTH ST STE 305Lakewood, CA 90805-4595
Mailing Address3300 E South St Ste 305Lakewood, CA 90805-4595 · (562) 421-7292
Organization SubpartNo
Authorized OfficialPeter FerreraPresident · (562) 299-5200
Enumeration DateMay 5, 2016
Last NPPES UpdateJuly 22, 2025
NPPES CertifiedJuly 22, 2025
✔ NPI 1609222942 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ 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.
3300 E SOUTH ST STE 305, Lakewood, CA 90805

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)

Prohealth Partners A Medical Group is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

278

Medicare enrollment records show 278 clinicians reassign Medicare billing to Prohealth Partners A Medical Group, which bills Medicare for the services they deliver. Of these, 1 practice at this address and 164 within 10 miles. Listed here are the 20 practicing nearest to this location.

Clinicians by Medicare Specialty 38

Nurse Practitioner55
Internal Medicine50
Family Practice38
Nephrology18
Cardiovascular Disease (Cardiology)17
Obstetrics/Gynecology10
Gastroenterology7
Hospitalist6
30 other specialties77

Nearest to this location (20)

See all 278
Nurse Practitioner
NPI 1235522483
3300 E SOUTH ST STE 205
Lakewood, CA 90805
(562) 531-0377
✔ PECOSSame address
Internal Medicine
NPI 1649414855
5750 DOWNEY AVE SUITE201
Lakewood, CA 90712
(562) 633-1616
✔ PECOS✔ Accepts Medicare0.2 mi
Hepatology
NPI 1538265830
5750 DOWNEY AVE STE 202
Lakewood, CA 90712
(562) 634-4939
✔ PECOS✔ Accepts Medicare0.2 mi
Nurse Practitioner
NPI 1790454833
5750 DOWNEY AVE STE 100
Lakewood, CA 90712
(562) 630-3105
✔ PECOS0.2 mi
Family Practice
NPI 1851618151
5750 DOWNEY AVE STE 100
Lakewood, CA 90712
(562) 630-3105
✔ PECOS✔ Accepts Medicare0.2 mi
Family Practice
NPI 1962430579
5750 DOWNEY AVE SUITE 100
Lakewood, CA 90712
(562) 630-3105
✔ PECOS✔ Accepts Medicare0.2 mi
Internal Medicine
NPI 1033140801
5750 DOWNEY AVE SUITE 100
Lakewood, CA 90712
(562) 630-3105
✔ PECOS✔ Accepts Medicare0.2 mi
Gastroenterology
NPI 1851338941
5750 DOWNEY AVE STE 303 ATTENTION: ANTOINETTE M. COX
Lakewood, CA 90712
(562) 461-8584
✔ PECOS✔ Accepts Medicare0.2 mi
Dermatology
NPI 1437180320
5750 DOWNEY AVE SUITE 100
Lakewood, CA 90712
(562) 630-3105
✔ PECOS✔ Accepts Medicare0.2 mi
Internal Medicine
NPI 1497786396
5750 DOWNEY AVE SUITE 100
Lakewood, CA 90712
(562) 630-3105
✔ PECOS✔ Accepts Medicare0.2 mi
Gastroenterology
NPI 1891721353
5750 DOWNEY AVE SUITE 202
Lakewood, CA 90712
(562) 634-4939
✔ PECOS✔ Accepts Medicare0.2 mi
Family Practice
NPI 1619165115
5750 DOWNEY AVE STE 206
Lakewood, CA 90712
(562) 384-3034
✔ PECOS✔ Accepts Medicare0.2 mi
Cardiovascular Disease (Cardiology)
NPI 1780649830
3560 E. SOUTH ST., #310
Lakewood, CA 90712
(562) 531-1980
✔ PECOS✔ Accepts Medicare0.2 mi
Cardiovascular Disease (Cardiology)
NPI 1467419366
3650 SOUTH ST STE 310
Lakewood, CA 90712
(562) 531-1980
✔ PECOS✔ Accepts Medicare0.3 mi
Hematology/Oncology
NPI 1861463606
3650 SOUTH ST 212
Lakewood, CA 90712
(562) 272-7630
✔ PECOS✔ Accepts Medicare0.3 mi
Cardiovascular Disease (Cardiology)
NPI 1093913147
3650 SOUTH ST SUITE 310
Lakewood, CA 90712
(562) 531-1980
✔ PECOS✔ Accepts Medicare0.3 mi
Interventional Cardiology
NPI 1720215429
3650 SOUTH ST STE 310
Lakewood, CA 90712
(562) 531-1980
✔ PECOS✔ Accepts Medicare0.3 mi
Interventional Cardiology
NPI 1902298219
3650 SOUTH ST STE 310
Lakewood, CA 90712
(562) 531-1980
✔ PECOS✔ Accepts Medicare0.3 mi
Nephrology
NPI 1083649735
3650 SOUTH ST SUITE 101
Lakewood, CA 90712
(562) 286-6466
✔ PECOS✔ Accepts Medicare0.3 mi
Critical Care (Intensivists)
NPI 1346402054
3700 SOUTH ST
Lakewood, CA 90712
(562) 531-5159
✔ PECOS✔ Accepts Medicare0.4 mi
See all 278 clinicians

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 05D2173651

Prohealth Partners A Medical Group Inc · Lakewood, CA
Active · expires Oct 15, 2027
CLIA Number05D2173651
Laboratory TypePhysician Office
Certificate Effective DateOctober 16, 2025
Certificate Expiration DateOctober 15, 2027
Laboratory DirectorSeema Hanamsagar
Laboratory Phone(562) 421-7292
Laboratory LocationProhealth Partners A Medical Group Inc3300 E South St Ste 305, Lakewood, CA 90805
CLIA data matches this NPI record on: Address Name Phone
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 Prohealth Partners A Medical Group's NPI number?

The NPI number for Prohealth Partners A Medical Group is 1609222942. It was assigned to this organization in the NPPES registry on May 5, 2016.

Where is Prohealth Partners A Medical Group located?

Prohealth Partners A Medical Group is located at 3300 E South St Ste 305, Lakewood, CA 90805. The listed phone number is (562) 421-7292.

What is Prohealth Partners A Medical Group's specialty?

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

Is Prohealth Partners A Medical Group enrolled in Medicare?

Yes. Prohealth Partners A Medical Group is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Prohealth Partners A Medical Group?

According to the CMS Revalidation Reassignment List (October 2026 release), 278 clinicians in 38 Medicare specialties reassign their Medicare billing to Prohealth Partners A Medical Group. 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 (55), Internal Medicine (50) and Family Practice (38). Of these, 1 practice at this address and 164 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does Prohealth Partners A Medical Group hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 05D2173651) is associated with this NPI, valid through October 15, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Prohealth Partners A Medical Group was last updated on July 22, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 months 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.