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OCCUPATIONAL HEALTH CENTERS OF CALIFORNIA, A MEDICAL CORPORATION
NPI 1942588504
Clinic/Center - Occupational Medicine in San Marcos, CA

Active since August 01, 2011
740 NORDAHL RD, STE 126-131, SAN MARCOS, CA 92069(760) 432-9000(760) 741-0746 Get Directions Write a Review

NPPES record last updated: June 20, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jun 20, 2025, Feb 17, 2016 (2 updates tracked since 2016).

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 1942588504), doing business as Concentra Medical Center, is a healthcare organization registered as an occupational medicine in San Marcos, California and active in the NPI registry since August 2011. The organization lists John Anderson, Vice President, as its authorized official.

NPPES Registry Identity

NPI1942588504
Entity TypeOrganization
Primary Taxonomy261QX0100X
Legal Business NameOCCUPATIONAL HEALTH CENTERS OF CALIFORNIA, A MEDICAL CORPORATION
Location Address740 NORDAHL RD, STE 126-131San Marcos, CA 92069-3543
Mailing Address5080 Spectrum Dr, Suite 1200 WestAddison, TX 75001-4648 · (972) 364-8000 · Fax (214) 775-4502
Phone(760) 432-9000
Fax(760) 741-0746
Organization SubpartNo
Authorized OfficialJohn AndersonVice President · (972) 364-8000
Enumeration DateAugust 1, 2011
Last NPPES UpdateJune 20, 20252 updates tracked since enumeration
NPPES CertifiedJune 20, 2025
✔ NPI 1942588504 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/CenterTaxonomy 261Q00000X
Also ListedClinic/Center · Health ServiceTaxonomy 261QH0100X
740 NORDAHL RD, San Marcos, CA 92069
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Other Names 1

Doing Business AsConcentra Medical Center

Other Providers at the Same Location NPPES 12

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

KALI COUNSELING A MARRIAGE AND FAMILY THERAPY CORPORATION
Marriage & Family Therapist
740 NORDAHL RD, SUITE 110 #411
SAN MARCOS, CA 92069
San Diego County (000) 000-0000
DR. ANITHA KRISHNAN DDS
Dentist (General Practice)
740 NORDAHL RD, SUITE 121
SAN MARCOS, CA 92069
San Diego County (760) 746-7008
MRS. KAMERYN KINNEY PT
Physical Therapist (Orthopedic)
740 NORDAHL RD
SAN MARCOS, CA 92069
San Diego County (760) 432-9000
LYNDA L SCHUBERT PT
Physical Therapist
740 NORDAHL RD, #117
SAN MARCOS, CA 92069
San Diego County (615) 778-4066
BRETT FRANKENBERG PT
Physical Therapist
740 NORDAHL RD, #117
SAN MARCOS, CA 92069
San Diego County (615) 778-4066
ROSE PUEBLOS MILANA PT
Physical Therapist
740 NORDAHL RD, #117
SAN MARCOS, CA 92069
San Diego County (615) 778-4066
CAROL A TAYLOR P.A.
Physician Assistant
740 NORDAHL RD, #117
SAN MARCOS, CA 92069
San Diego County (615) 778-4066
STEPHEN GUFFANTI M.D.
Preventive Medicine (Occupational Medicine)
740 NORDAHL RD, # 117
SAN MARCOS, CA 92069
San Diego County (615) 778-4066

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 1942588504. It was assigned to this organization in the NPPES registry on August 1, 2011. 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 740 Nordahl Rd Ste 126-131, San Marcos, CA 92069. The listed phone number is (760) 432-9000.

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 June 20, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.