Active NPI
Occupational Health Centers of California, a Medical Corporation
Doing business as Concentra Medical Center
- Occupational Medicine Clinic/Center
- Oakland, CA
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Occupational Medicine Clinic/Center
- Legal business name
- OCCUPATIONAL HEALTH CENTERS OF CALIFORNIA, A MEDICAL CORPORATION
- Doing business as
- Concentra Medical Center
- Practice address
- 333 Hegenberger Rd Ste 100
Oakland, CA 94621-1452 - Phone
- (510) 638-0701
- Fax
- (510) 638-1209
- NPI assigned
- Oct 25, 2018
- Last updated
- Jun 19, 2025
- Organization subpart
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Authorized official
- Name
- John Anderson, DO
- Title
- VP
- Phone
- (972) 364-8000
Specialties & licenses 3
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Health Service Clinic/Center | 261QH0100X | |||
| Physical Therapy Clinic/Center | 261QP2000X | |||
| Occupational Medicine Clinic/Center | 261QX0100X | Primary |
Addresses
Primary practice location
333 Hegenberger Rd Ste 100
Oakland, CA 94621-1452
Mailing address
5080 Spectrum Dr Ste 1200W
Addison, TX 75001-4624
Other names 1
- Concentra Medical Center
National Provider Directory
National Provider Directory- Tax ID family
- Concentra Medical Center
Organizations with this tax ID in the same state 21
This tax ID family is large, so up to 24 of its organizations in the same state are linked here.
-
- Health Service Clinic/Center
- Bakersfield, CA
- NPI 1083805444
-
dba Concentra Medical Center
- Occupational Medicine Clinic/Center
- Pomona, CA
- NPI 1003383274
-
dba Concentra Medical Center
- Occupational Medicine Clinic/Center
- Irvine, CA
- NPI 1003383316
-
dba Concentra Health Services
- Occupational Medicine Clinic/Center
- La Mesa, CA
- NPI 1003480336
-
dba Southern Glazers Santa Fe Springs Onsite
- Health Service Clinic/Center
- Santa Fe Springs, CA
- NPI 1003542945
-
- Occupational Medicine Clinic/Center
- Santa Fe Springs, CA
- NPI 1003766072
-
dba Concentra Medical Center
- Occupational Medicine Clinic/Center
- Walnut Creek, CA
- NPI 1013487651
-
dba Concentra Medical Center
- Occupational Medicine Clinic/Center
- Bakersfield, CA
- NPI 1023770302
-
dba Concentra Medical Center, A Medical Corporation
- Health Service Clinic/Center
- San Marcos, CA
- NPI 1043355977
-
dba Concentra Medical Center
- Occupational Medicine Clinic/Center
- Saugus, CA
- NPI 1043786429
-
dba Concentra Medical Center
- Occupational Medicine Clinic/Center
- Vernon, CA
- NPI 1053888255
-
dba Concentra Medical Center, A Medical Corporation
- Health Service Clinic/Center
- San Francisco, CA
- NPI 1063557130
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1540425600000",
"enumeration_type": "NPI-2",
"last_updated_epoch": "1750291200000",
"number": "1043787211",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "5080 SPECTRUM DR STE 1200W",
"city": "ADDISON",
"state": "TX",
"postal_code": "750014624"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "333 HEGENBERGER RD STE 100",
"city": "OAKLAND",
"state": "CA",
"postal_code": "946211452",
"telephone_number": "510-638-0701",
"fax_number": "510-638-1209"
}
],
"practiceLocations": [],
"basic": {
"organization_name": "OCCUPATIONAL HEALTH CENTERS OF CALIFORNIA, A MEDICAL CORPORATION",
"organizational_subpart": "NO",
"enumeration_date": "2018-10-25",
"last_updated": "2025-06-19",
"certification_date": "2025-06-19",
"status": "A",
"authorized_official_last_name": "ANDERSON",
"authorized_official_first_name": "JOHN",
"authorized_official_title_or_position": "VP",
"authorized_official_telephone_number": "972-364-8000",
"authorized_official_credential": "DO"
},
"taxonomies": [
{
"code": "261QH0100X",
"taxonomy_group": "",
"desc": "Clinic/Center, Health Service",
"state": null,
"license": null,
"primary": false
},
{
"code": "261QP2000X",
"taxonomy_group": "",
"desc": "Clinic/Center, Physical Therapy",
"state": null,
"license": null,
"primary": false
},
{
"code": "261QX0100X",
"taxonomy_group": "",
"desc": "Clinic/Center, Occupational Medicine",
"state": null,
"license": null,
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": [
{
"organization_name": "Concentra Medical Center",
"code": "3",
"type": "Doing Business As"
},
{
"organization_name": "Concentra Medical Center",
"code": "3",
"type": "Doing Business As"
}
]
}
Other providers in Oakland, CA
- Elizabeth R Obolensky, M.S.
- Diana Obrinsky, M.D.
- Theodor Dmitry Obukhov
- Jennifer Summer Obyrne
- Danica Ariel Ocampo
- Occupational Health Centers of California, a Medical Corporation (Concentra Medical Center, A Medical Corporation)
- Ocean View Family Therapy, PC
- Salvador Oceguera, DC
- Tatum Ochoa O'Sullivan
- Cristal Ochoa
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 19, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.