Marc Stuart Ernstoff, MD

Primary specialty

Medical Oncology PhysicianTaxonomy code 207RX0202X

License

138461 Issued in NY

Practice address

5014 Judicial Way
Frederick, MD 21703-4807

Phone

(216) 559-6577

NPI assigned

Aug 1, 2006

Last updated

Jul 26, 2022By the provider in NPPES

Sex

Male

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

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": "1154390400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1658793600000",
    "number": "1275549073",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "846 MAIN STREET",
            "address_2": "UNIT 1D",
            "city": "BUFFALO",
            "state": "NY",
            "postal_code": "142020001",
            "telephone_number": "216-559-6577"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "5014 JUDICIAL WAY",
            "city": "FREDERICK",
            "state": "MD",
            "postal_code": "217034807",
            "telephone_number": "216-559-6577"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "ERNSTOFF",
        "first_name": "MARC",
        "middle_name": "STUART",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-08-01",
        "last_updated": "2022-07-26",
        "certification_date": "2022-07-26",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RX0202X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Medical Oncology",
            "state": "NY",
            "license": "138461",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

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• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 26, 2022; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.