PROHEALTH PARTNERS A MEDICAL GROUP INC
NPI 1356882435
Obstetrics & Gynecology in Torrance, CA

Active since March 09, 2017CLIA 05D2173604 · Waiver
20911 EARL ST STE 180, TORRANCE, CA 90503(310) 370-7277 Get Directions Write a Review

NPPES record last updated: October 17, 2019. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Prohealth Partners A Medical Group Inc NPPES

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

PROHEALTH PARTNERS A MEDICAL GROUP INC (NPI 1356882435) is a healthcare organization registered as an obstetrics & gynecology in Torrance, California and active in the NPI registry since March 2017. The organization holds a CLIA Waiver certificate valid through October 15, 2027 and lists Barry S. Allswang, President, as its authorized official.

NPPES Registry Identity

NPI1356882435
Entity TypeOrganization
Primary Taxonomy207V00000X
Legal Business NamePROHEALTH PARTNERS A MEDICAL GROUP INC
Location Address20911 EARL ST STE 180Torrance, CA 90503-4353
Mailing Address5150 E Pacific Coast Hwy, Suite 500Long Beach, CA 90804-3312
Organization SubpartNo
Authorized OfficialBarry S. AllswangPresident · (562) 299-5200
Enumeration DateMarch 9, 2017
Last NPPES UpdateOctober 17, 2019
✔ NPI 1356882435 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
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.
20911 EARL ST STE 180, Torrance, CA 90503

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 Inc 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 Inc, which bills Medicare for the services they deliver. Of these, 52 practice 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
Certified Nurse Midwife (CNM)
NPI 1477321073
4201 TORRANCE BLVD STE 408
Torrance, CA 90503
(424) 337-1800
✔ PECOS✔ Accepts Medicare0.1 mi
Obstetrics/Gynecology
NPI 1841212289
4201 TORRANCE BLVD SUITE 350
Torrance, CA 90503
(424) 337-1800
✔ PECOS✔ Accepts Medicare0.1 mi
Internal Medicine
NPI 1528528023
4101 TORRANCE BLVD
Torrance, CA 90503
(424) 323-8815
✔ PECOS✔ Accepts Medicare0.2 mi
Hospice/Palliative Care
NPI 1265729339
4101 TORRANCE BLVD
Torrance, CA 90503
(310) 303-6840
✔ PECOS✔ Accepts Medicare0.2 mi
Family Practice
NPI 1710088349
21350 HAWTHORNE BLVD SUITE 157
Torrance, CA 90503
(310) 540-7240
✔ PECOS✔ Accepts Medicare0.6 mi
Certified Nurse Midwife (CNM)
NPI 1912538166
2015 MARSHALLFIELD LN UNIT B
Redondo Beach, CA 90278
(480) 326-9753
✔ PECOS2.0 mi
Obstetrics/Gynecology
NPI 1023055928
3701 SKYPARK DR SUITE 150
Torrance, CA 90505
(310) 378-8450
✔ PECOS✔ Accepts Medicare2.0 mi
Nurse Practitioner
NPI 1275616393
23600 TELO AVE SUITE 150
Torrance, CA 90505
(310) 325-3084
✔ PECOS✔ Accepts Medicare2.3 mi
Nurse Practitioner
NPI 1548701535
4142 PACIFIC COAST HWY
Torrance, CA 90505
(888) 227-3312
✔ PECOS✔ Accepts Medicare2.3 mi
Nephrology
NPI 1407835978
21840 NORMANDIE AVE STE. 700
Torrance, CA 90502
(310) 222-5101
✔ PECOS3.5 mi
Internal Medicine
NPI 1811967433
21840 NORMANDIE AVE STE. 700
Torrance, CA 90502
(310) 222-5101
✔ PECOS✔ Accepts Medicare3.5 mi
Nephrology
NPI 1457643751
21840 NORMANDIE AVE STE 700
Torrance, CA 90502
(310) 222-5026
✔ PECOS✔ Accepts Medicare3.5 mi
Gastroenterology
NPI 1609848191
21840 NORMANDIE AVE STE. 700
Torrance, CA 90502
(310) 222-5101
✔ PECOS✔ Accepts Medicare3.5 mi
Endocrinology
NPI 1023083086
21840 NORMANDIE AVE STE. 700
Torrance, CA 90502
(310) 222-5183
✔ PECOS✔ Accepts Medicare3.5 mi
Cardiovascular Disease (Cardiology)
NPI 1316957228
21840 NORMANDIE AVE STE. 700
Torrance, CA 90502
(310) 222-5101
✔ PECOS✔ Accepts Medicare3.5 mi
Dermatology
NPI 1386687929
21840 NORMANDIE AVE STE 700
Torrance, CA 90502
(310) 222-5183
✔ PECOS✔ Accepts Medicare3.5 mi
Pulmonary Disease
NPI 1487633111
1124 W CARSON ST
Torrance, CA 90502
(424) 571-7626
✔ PECOS✔ Accepts Medicare3.7 mi
Diagnostic Radiology
NPI 1053383505
1001 W CARSON ST STE U
Torrance, CA 90502
(424) 306-4748
✔ PECOS✔ Accepts Medicare3.8 mi
Family Practice
NPI 1467913194
1000 W CARSON ST
Torrance, CA 90502
(310) 222-2912
✔ PECOS✔ Accepts Medicare3.8 mi
Emergency Medicine
NPI 1700413101
1000 W CARSON ST
Torrance, CA 90502
(650) 804-1269
✔ PECOS✔ Accepts Medicare3.9 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 05D2173604

Prohealth Partners A Medical Group, Inc · Torrance, CA
Active · expires Oct 15, 2027
CLIA Number05D2173604
Laboratory TypePhysician Office
Certificate Effective DateOctober 16, 2025
Certificate Expiration DateOctober 15, 2027
Laboratory DirectorSonia A. Rebeles
Laboratory Phone(424) 571-5070
Laboratory LocationProhealth Partners A Medical Group, Inc4201 Torrance Boulevard Suite 480, Torrance, CA 90503
CLIA data matches this NPI record on: 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 Prohealth Partners A Medical Group Inc's NPI number?

The NPI number for Prohealth Partners A Medical Group Inc is 1356882435. It was assigned to this organization in the NPPES registry on March 9, 2017.

Where is Prohealth Partners A Medical Group Inc located?

Prohealth Partners A Medical Group Inc is located at 20911 Earl St Ste 180, Torrance, CA 90503. The listed phone number is (310) 370-7277.

What is Prohealth Partners A Medical Group Inc's specialty?

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

Is Prohealth Partners A Medical Group Inc enrolled in Medicare?

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

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

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 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 (55), Internal Medicine (50) and Family Practice (38). Of these, 52 practice within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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

Yes. A Certificate of Waiver (number 05D2173604) 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 Inc was last updated on October 17, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.