Sanford E. Warren, MD

Primary specialty

Cardiovascular Disease PhysicianTaxonomy code 207RC0000X

License

52290 Issued in MA

Practice address

459 Patterson Rd
Honolulu, HI 96819-1522

Phone

(808) 433-0600

Fax

(808) 433-0391

NPI assigned

Oct 25, 2006

Sex

Male

Sole proprietor

No

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

Specialties & licenses 2

Addresses

Other identifiers 1

Medicare fee-for-service enrollment

Enrolled in ME

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: Yes

Green means eligible to order or refer.

Enrollment records 1

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

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

{
    "created_epoch": "1161734400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1767744000000",
    "number": "1104900190",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1800 HARRISON ST FL 7",
            "city": "OAKLAND",
            "state": "CA",
            "postal_code": "946123429",
            "telephone_number": "510-625-6262"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "459 PATTERSON RD",
            "city": "HONOLULU",
            "state": "HI",
            "postal_code": "968191522",
            "telephone_number": "808-433-0600",
            "fax_number": "808-433-0391"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "WARREN",
        "first_name": "SANFORD",
        "middle_name": "E.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-10-25",
        "last_updated": "2026-01-07",
        "certification_date": "2026-01-07",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RC0000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Cardiovascular Disease",
            "state": "MA",
            "license": "52290",
            "primary": true
        },
        {
            "code": "207RC0000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Cardiovascular Disease",
            "state": "CA",
            "license": "G36873",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "00G368730",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Christine Trang Warner, PA
• Erika Warner, LCSW, CSAC
• James M Warner, MD
• Warren I. Ono, M.D., Inc.
• Warren R. Loos, PH.D, LLC
• Wayne Douglas Warrington, D.O.
• Carlos Warter, M.D.
• Ashley Grace Washburn
• Jessica Washer, M.S., CCC-SLP
• Dianne Marie Washington-Kay

• Cardiovascular Disease Physician in Honolulu, HI
• Providers in Honolulu, HI by specialty
• Cardiovascular Disease Physician in Hawaii

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 7, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.