Mark Allan Walker, M.D.

Primary specialty

Endocrinology, Diabetes & Metabolism PhysicianTaxonomy code 207RE0101X

License

D0037239 Issued in MD

Practice address

1701 Twin Springs Rd
Kaiser Permanente South Baltimore County Medical Center
Halethorpe, MD 21227-3553

Phone

(410) 737-5540

Fax

(410) 737-5531

NPI assigned

Sep 2, 2006

Last updated

Oct 29, 2013By 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 3

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": "1157155200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1383004800000",
    "number": "1083716823",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2101 E JEFFERSON ST",
            "address_2": "KAISER PERMANENTE MEDICARE ENROLLMENT",
            "city": "ROCKVILLE",
            "state": "MD",
            "postal_code": "208524908",
            "telephone_number": "301-816-2424"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1701 TWIN SPRINGS RD",
            "address_2": "KAISER PERMANENTE SOUTH BALTIMORE COUNTY MEDICAL CENTER",
            "city": "HALETHORPE",
            "state": "MD",
            "postal_code": "212273553",
            "telephone_number": "410-737-5540",
            "fax_number": "410-737-5531"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "WALKER",
        "first_name": "MARK",
        "middle_name": "ALLAN",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-09-02",
        "last_updated": "2013-10-29",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RE0101X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Endocrinology, Diabetes & Metabolism",
            "state": "MD",
            "license": "D0037239",
            "primary": true
        },
        {
            "code": "207RE0101X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Endocrinology, Diabetes & Metabolism",
            "state": "VA",
            "license": "0101250822",
            "primary": false
        },
        {
            "code": "207RE0101X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Endocrinology, Diabetes & Metabolism",
            "state": "DC",
            "license": "MD039279",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

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• Endocrinology, Diabetes & Metabolism Physician in Halethorpe, MD
• Providers in Halethorpe, MD by specialty
• Endocrinology, Diabetes & Metabolism Physician in Maryland

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 29, 2013; 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.