Signature MD Medical Clinic

Primary specialty

Internal Medicine PhysicianTaxonomy code 207R00000X

Legal business name

SIGNATURE MD MEDICAL CLINIC

Practice address

2926 N Broadway
Los Angeles, CA 90031-2601

Phone

(323) 221-1131

NPI assigned

Jan 26, 2026

Last updated

Jan 26, 2026By the provider in NPPES

Organization subpart

No

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

Authorized official

Name

Abid Rizvi, MDNPI 1255582540

Title

Ceo

Phone

(909) 569-4561

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, and the practitioner matching its NPPES authorized official.

• Abid Arif Rizvi, M.D.

  • Nephrology Physician
  • San Dimas, CA
  • NPI 1255582540

  Internal Medicine

  Medicare reassignment NPD (past) Authorized official

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

{
    "created_epoch": "1769385600000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1769385600000",
    "number": "1245189851",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2926 N BROADWAY",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900312601"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2926 N BROADWAY",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900312601",
            "telephone_number": "323-221-1131"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "SIGNATURE MD MEDICAL CLINIC",
        "organizational_subpart": "NO",
        "enumeration_date": "2026-01-26",
        "last_updated": "2026-01-26",
        "certification_date": "2026-01-26",
        "status": "A",
        "authorized_official_last_name": "RIZVI",
        "authorized_official_first_name": "ABID",
        "authorized_official_title_or_position": "CEO",
        "authorized_official_telephone_number": "909-569-4561",
        "authorized_official_credential": "MD"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Melvin Monroe Sigman, M.D.
• Dayle Sigmund, LCSW
• Signal Diagnostics LLC
• Signature Healthcare, Inc.
• Signature Home Health Care Services, Inc.
• Signature Medical Clinics Inc (Urology Group of Southern California)
• Signature Urology Specialists, Inc
• Rebecca Signer, MS, LCGC
• Darin Domenico Signorelli, M.D.
• Christian Siguenza

• Internal Medicine Physician in Los Angeles, CA
• Providers in Los Angeles, CA by specialty
• Internal Medicine Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 26, 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.