Four Mac Inc

Primary specialty

Anesthesiology PhysicianTaxonomy code 207L00000X

Legal business name

FOUR MAC INC

Practice address

1415 Ross Ave
El Centro, CA 92243-4306

Phone

(760) 339-7100

NPI assigned

Feb 10, 2026

Organization subpart

No

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

Authorized official

Name

Timothy P McGrath, M.D.NPI 1922067891

Title

Owner/Physician

Phone

(904) 742-7286

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Enrolled in CA

Enrollment records 1

Practitioners 1

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

• Timothy Patrick McGrath, M.D.

  • Anesthesiology Physician
  • Escondido, CA
  • NPI 1922067891
  Medicare reassignment NPD Authorized official

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

{
    "created_epoch": "1770681600000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1770681600000",
    "number": "1336091719",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 568",
            "city": "MUNCIE",
            "state": "IN",
            "postal_code": "473080568",
            "telephone_number": "765-284-0493",
            "fax_number": "765-284-2434"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1415 ROSS AVE",
            "city": "EL CENTRO",
            "state": "CA",
            "postal_code": "922434306",
            "telephone_number": "760-339-7100"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "FOUR MAC INC",
        "organizational_subpart": "NO",
        "enumeration_date": "2026-02-10",
        "last_updated": "2026-02-10",
        "certification_date": "2026-02-10",
        "status": "A",
        "authorized_official_last_name": "MCGRATH",
        "authorized_official_first_name": "TIMOTHY",
        "authorized_official_middle_name": "P",
        "authorized_official_title_or_position": "OWNER/PHYSICIAN",
        "authorized_official_telephone_number": "904-742-7286",
        "authorized_official_credential": "M.D."
    },
    "taxonomies": [
        {
            "code": "207L00000X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Anesthesiology",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

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• Anesthesiology Physician in El Centro, CA
• Providers in El Centro, CA by specialty
• Anesthesiology Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 10, 2026; 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.