Lillie Gillen Hinkelman, LCSW-C

Primary specialty

Clinical Social WorkerTaxonomy code 1041C0700X

License

17754 Issued in MD

Practice address

15510 Beech Tree Pkwy
Upper Marlboro, MD 20774-9042

Phone

(214) 364-8658

NPI assigned

Apr 25, 2007

Sex

Female

Sole proprietor

Yes

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

Specialties & licenses 1

Addresses

Other names 1

• Lillie Gillen Hinkelman Professional name

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

Medicare enrollment (NPD)

Enrolled

State licenses

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

{
    "created_epoch": "1177459200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1762473600000",
    "number": "1497975338",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "15510 BEECH TREE PKWY",
            "city": "UPPER MARLBORO",
            "state": "MD",
            "postal_code": "207749042",
            "telephone_number": "214-364-8658"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "15510 BEECH TREE PKWY",
            "city": "UPPER MARLBORO",
            "state": "MD",
            "postal_code": "207749042",
            "telephone_number": "214-364-8658"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "HINKELMAN",
        "first_name": "LILLIE",
        "middle_name": "GILLEN",
        "credential": "LCSW-C",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2007-04-25",
        "last_updated": "2025-11-07",
        "certification_date": "2025-11-07",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": "MD",
            "license": "17754",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "LILLIE",
            "last_name": "HINKELMAN",
            "middle_name": "GILLEN",
            "credential": "LCSW-C",
            "code": "2",
            "type": "Professional Name"
        }
    ]
}

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• Clinical Social Worker in Upper Marlboro, MD
• Providers in Upper Marlboro, MD by specialty
• Clinical Social Worker in Maryland

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Nov 7, 2025; 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.