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OCCUPATIONAL HEALTH CENTERS OF CALIFORNIA, A MEDICAL CORPORATION
NPI 1891655114
Clinic/Center - Occupational Medicine in Los Angeles, CA

Active since November 18, 2025
814 FRANCISCO ST, LOS ANGELES, CA 90017(424) 331-0403(310) 491-7062 Get Directions Write a Review

NPPES record last updated: November 18, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Occupational Health Centers Of California, A Medical Corporation NPPES

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

OCCUPATIONAL HEALTH CENTERS OF CALIFORNIA, A MEDICAL CORPORATION (NPI 1891655114), doing business as Concentra Medical Center, is a healthcare organization registered as an occupational medicine in Los Angeles, California and active in the NPI registry since November 2025. The organization lists John Anderson, Vp, as its authorized official.

NPPES Registry Identity

NPI1891655114
Entity TypeOrganization
Primary Taxonomy261QX0100X
Legal Business NameOCCUPATIONAL HEALTH CENTERS OF CALIFORNIA, A MEDICAL CORPORATION
Location Address814 FRANCISCO STLos Angeles, CA 90017-2530
Mailing Address5080 Spectrum Dr Ste 1200wAddison, TX 75001-4624
Phone(424) 331-0403
Fax(310) 491-7062
Organization SubpartNo
Authorized OfficialJohn AndersonVp · (972) 364-8000
Enumeration DateNovember 18, 2025
NPPES CertifiedNovember 18, 2025
✔ NPI 1891655114 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyClinic/Center · Occupational MedicineAmbulatory Health Care Facilities
Taxonomy Code261QX0100X
Also ListedClinic/Center · Health ServiceTaxonomy 261QH0100X
Also ListedClinic/Center · Physical TherapyTaxonomy 261QP2000X
814 FRANCISCO ST, Los Angeles, CA 90017
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Other Names 1

Doing Business AsConcentra Medical Center

Other Providers at the Same Location NPPES 5

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

AMERICAN CURRENT CARE OF CALIFORNIA, A MEDICAL CORPORATION
Clinic/Center (Urgent Care)
814 FRANCISCO ST
LOS ANGELES, CA 90017
Los Angeles County (310) 491-7070
AMANDA VY-LYN FERGUSON PA
Physician Assistant
814 FRANCISCO ST
LOS ANGELES, CA 90017
Los Angeles County (909) 576-9050
DR. MONTHAKAN RATNARATHORN M.D.
Orthopaedic Surgery (Pediatric Orthopaedic Surgery)
814 FRANCISCO ST
LOS ANGELES, CA 90017
Los Angeles County (310) 497-5774
MS. SOPHIA MARIE DURAN NURSE PRACTITIONER
Nurse Practitioner (Family)
814 FRANCISCO ST
LOS ANGELES, CA 90017
Los Angeles County (310) 491-7070
RYAN MATTHEW HOM PA-C
Physician Assistant
814 FRANCISCO ST
LOS ANGELES, CA 90017
Los Angeles County (310) 491-7070

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 Occupational Health Centers Of California, A Medical Corporation's NPI number?

The NPI number for Occupational Health Centers Of California, A Medical Corporation is 1891655114. It was assigned to this organization in the NPPES registry on November 18, 2025. The provider is doing business as Concentra Medical Center.

Where is Occupational Health Centers Of California, A Medical Corporation located?

Occupational Health Centers Of California, A Medical Corporation is located at 814 Francisco St, Los Angeles, CA 90017. The listed phone number is (424) 331-0403.

What is Occupational Health Centers Of California, A Medical Corporation's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Occupational Medicine, with taxonomy code 261QX0100X.

When was this NPI record last updated?

The NPPES record for Occupational Health Centers Of California, A Medical Corporation was last updated on November 18, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.