PROHEALTH PARTNERS, A MEDICAL GROUP, INC.
NPI 1437282167
Internal Medicine in Long Beach, CA

Active since March 13, 2007CLIA 05D0554537 · Waiver
3816 WOODRUFF AVE, SUITE 204, LONG BEACH, CA 90808(562) 423-0436(562) 394-9272 Get Directions Write a Review

NPPES record last updated: November 28, 2017. Verified against the NPPES registry weekly; last sync: November 01, 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 1437282167) is a healthcare organization registered as an internal medicine in Long Beach, California and active in the NPI registry since March 2007. The organization holds a CLIA Waiver certificate valid through April 8, 2027 and lists Barry Steven Allswang, President, as its authorized official.

NPPES Registry Identity

NPI1437282167
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NamePROHEALTH PARTNERS, A MEDICAL GROUP, INC.
Location Address3816 WOODRUFF AVE, SUITE 204Long Beach, CA 90808-2147
Mailing Address5150 E Pacific Coast Hwy, Suite 500Long Beach, CA 90804-3312
Fax(562) 394-9272
Organization SubpartNo
Authorized OfficialBarry Steven AllswangPresident · (562) 299-5200
Enumeration DateMarch 13, 2007
Last NPPES UpdateNovember 28, 2017
✔ NPI 1437282167 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
3816 WOODRUFF AVE, Long Beach, CA 90808

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, 5 practice at this address and 141 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
Internal Medicine
NPI 1376566323
3816 WOODRUFF AVE SUITE 204
Long Beach, CA 90808
(562) 423-0436
✔ PECOS✔ Accepts MedicareSame address
Family Practice
NPI 1881617868
3816 WOODRUFF AVE STE 412
Long Beach, CA 90808
(562) 377-1111
✔ PECOS✔ Accepts MedicareSame address
Internal Medicine
NPI 1699700849
3816 WOODRUFF AVE SUITE 401
Long Beach, CA 90808
(562) 420-8679
✔ PECOS✔ Accepts MedicareSame address
Internal Medicine
NPI 1114940145
3816 WOODRUFF AVE SUITE 412
Long Beach, CA 90808
(562) 377-1111
✔ PECOS✔ Accepts MedicareSame address
Gastroenterology
NPI 1104159383
3816 WOODRUFF AVE STE 411
Long Beach, CA 90808
(562) 485-5550
✔ PECOS✔ Accepts MedicareSame address
Internal Medicine
NPI 1952644197
3320 N LOS COYOTES DIAGONAL STE 112
Long Beach, CA 90808
(562) 684-7820
✔ PECOS✔ Accepts Medicare0.8 mi
Family Practice
NPI 1073967394
3320 N LOS COYOTES DIAGONAL STE 112
Long Beach, CA 90808
(562) 517-6970
✔ PECOS✔ Accepts Medicare0.8 mi
Family Practice
NPI 1336834597
3320 N LOS COYOTES DIAGONAL STE 260
Long Beach, CA 90808
(562) 420-8679
✔ PECOS0.8 mi
Marriage and Family Therapist
NPI 1952195125
3325 PALO VERDE AVE STE 201
Long Beach, CA 90808
(562) 542-3600
✔ PECOS✔ Accepts Medicare0.9 mi
Clinical Psychologist
NPI 1518081942
3325 PALO VERDE AVE STE 201
Long Beach, CA 90808
(562) 542-3600
✔ PECOS✔ Accepts Medicare0.9 mi
Rheumatology
NPI 1790777449
6226 E SPRING ST 275
Long Beach, CA 90815
(562) 496-0546
✔ PECOS✔ Accepts Medicare1.3 mi
Gastroenterology
NPI 1891934832
3833 WORSHAM AVE STE 300
Long Beach, CA 90808
(562) 595-5421
✔ PECOS✔ Accepts Medicare1.8 mi
Family Practice
NPI 1235100330
4910 AIRPORT PLAZA DR STE 100
Long Beach, CA 90815
(562) 434-7777
✔ PECOS✔ Accepts Medicare1.8 mi
Cardiovascular Disease (Cardiology)
NPI 1326493438
3828 SCHAUFELE AVE STE 250
Long Beach, CA 90808
(657) 241-8990
✔ PECOS✔ Accepts Medicare1.8 mi
Nurse Practitioner
NPI 1225406333
2110 N BELLFLOWER BLVD
Long Beach, CA 90815
(562) 346-2222
✔ PECOS2.3 mi
Hospitalist
NPI 1811906753
2220 CLARK AVE
Long Beach, CA 90815
(562) 597-4181
✔ PECOS✔ Accepts Medicare2.4 mi
Internal Medicine
NPI 1255425146
1777 N BELLFLOWER BLVD STE 201
Long Beach, CA 90815
(562) 961-9991
✔ PECOS✔ Accepts Medicare2.8 mi
Interventional Cardiology
NPI 1902298219
3650 SOUTH ST STE 310
Lakewood, CA 90712
(562) 531-1980
✔ PECOS✔ Accepts Medicare2.9 mi
Hematology/Oncology
NPI 1861463606
3650 SOUTH ST 212
Lakewood, CA 90712
(562) 272-7630
✔ PECOS✔ Accepts Medicare2.9 mi
Nephrology
NPI 1083649735
3650 SOUTH ST SUITE 101
Lakewood, CA 90712
(562) 286-6466
✔ PECOS✔ Accepts Medicare2.9 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 05D0554537

Prohealth Partners A Medical Group Inc · Long Beach, CA
Active · expires Apr 8, 2027
CLIA Number05D0554537
Laboratory TypePhysician Office
Certificate Effective DateApril 9, 2025
Certificate Expiration DateApril 8, 2027
Laboratory DirectorRodolfo Ibarra
Laboratory Phone(562) 423-0436
Laboratory LocationProhealth Partners A Medical Group Inc3816 Woodruff Ave, Ste 204, Long Beach, CA 90808
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, Inc.'s NPI number?

The NPI number for Prohealth Partners, A Medical Group, Inc. is 1437282167. It was assigned to this organization in the NPPES registry on March 13, 2007.

Where is Prohealth Partners, A Medical Group, Inc. located?

Prohealth Partners, A Medical Group, Inc. is located at 3816 Woodruff Ave Suite 204, Long Beach, CA 90808. The listed phone number is (562) 423-0436.

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

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

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, 5 practice at this address and 141 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 05D0554537) is associated with this NPI, valid through April 8, 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 November 28, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.