Organization Active NPI

Family 1St Primary Care

  • Family Medicine Physician
  • Rancho Cucamonga, CA
National Provider Identifier
1295616183
Registry record updated Sep 9, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Family Medicine PhysicianTaxonomy code 207Q00000X
Legal business name
FAMILY 1ST PRIMARY CARE
Practice address
10565 Civic Center Dr
Rancho Cucamonga, CA 91730-3853
Phone
(909) 527-3585
Fax
(909) 527-3627
NPI assigned
Sep 9, 2025
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Sep 9, 2025

Registry information is reported by the provider to CMS and is not verified. About this source

Authorized official

Name
Mr. Reza Ahmadinia, MD
Title
Ceo/President
Phone
(949) 382-4939

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Family Medicine PhysicianGroup: 193400000X SINGLE SPECIALTY GROUP 207Q00000X Primary

Addresses

Primary practice location

10565 Civic Center Dr
Rancho Cucamonga, CA 91730-3853

Mailing address

10565 Civic Center Dr
Rancho Cucamonga, CA 91730-3853
Phone (909) 527-3585

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CA

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
O20260527002223 CA Part B Supplier - Clinic/Group Practice 3779053178 Receives reassigned benefits from 1 practitioner
Practice locations: Rancho Cucamonga, CA

National Provider Directory

National Provider Directory

Locations

10565 Civic Center Dr
Ste 150
Rancho Cucamonga, CA 91730

10565 Civic Center Dr
Rancho Cucamonga, CA 91730
Phone (909) 527-3585

Practitioners & affiliated clinicians

Practitioners 2

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1757376000000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1757376000000",
    "number": "1295616183",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "10565 CIVIC CENTER DR",
            "city": "RANCHO CUCAMONGA",
            "state": "CA",
            "postal_code": "917303853",
            "telephone_number": "909-527-3585",
            "fax_number": "909-527-3627"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "10565 CIVIC CENTER DR",
            "city": "RANCHO CUCAMONGA",
            "state": "CA",
            "postal_code": "917303853",
            "telephone_number": "909-527-3585",
            "fax_number": "909-527-3627"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "FAMILY 1ST PRIMARY CARE",
        "organizational_subpart": "NO",
        "enumeration_date": "2025-09-09",
        "last_updated": "2025-09-09",
        "certification_date": "2025-09-09",
        "status": "A",
        "authorized_official_last_name": "AHMADINIA",
        "authorized_official_first_name": "REZA",
        "authorized_official_title_or_position": "CEO/PRESIDENT",
        "authorized_official_telephone_number": "949-382-4939",
        "authorized_official_name_prefix": "Mr.",
        "authorized_official_credential": "MD"
    },
    "taxonomies": [
        {
            "code": "207Q00000X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Family Medicine",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Rancho Cucamonga, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 9, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.