Individual provider Active NPI

Thomas Dobbs Williams, MA

  • Mental Health Counselor
  • Washington, DC
National Provider Identifier
1336818228
Registry record updated Sep 13, 2021
On this page

Key facts

NPPES NPI Registry
Primary specialty
Mental Health CounselorTaxonomy code 101YM0800X
License
PRC14764 Issued in DC
Practice address
1801 Connecticut Ave NW FL 3
Washington, DC 20009-5700
Phone
(919) 302-8919
NPI assigned
Sep 13, 2021
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Sep 13, 2021

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Mental Health Counselor 101YM0800X
Mental Health Counselor 101YM0800X LC6819 MD
Mental Health Counselor 101YM0800X PRC14764 DC Primary

Addresses

Primary practice location

1801 Connecticut Ave NW FL 3
Washington, DC 20009-5700

Mailing address

5621 Macarthur Blvd NW
Washington, DC 20016-5302
Phone (919) 302-8919

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file
Opted out of Medicare
Yes, effective Nov 18, 2025 through Nov 18, 2027

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Not enrolled
Credentials
Master of Arts

State licenses

LicenseStateTypeSpecialty
PRC14764DCMDMental Health Counselor
LC6819MDMDMental Health Counselor

NPI Registry JSON

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

{
    "created_epoch": "1631491200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1631491200000",
    "number": "1336818228",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "5621 MACARTHUR BLVD NW",
            "city": "WASHINGTON",
            "state": "DC",
            "postal_code": "200165302",
            "telephone_number": "919-302-8919"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1801 CONNECTICUT AVE NW FL 3",
            "city": "WASHINGTON",
            "state": "DC",
            "postal_code": "200095700",
            "telephone_number": "919-302-8919"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "WILLIAMS",
        "first_name": "THOMAS",
        "middle_name": "DOBBS",
        "credential": "MA",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2021-09-13",
        "last_updated": "2021-09-13",
        "certification_date": "2021-09-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "101YM0800X",
            "taxonomy_group": "",
            "desc": "Counselor, Mental Health",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "101YM0800X",
            "taxonomy_group": "",
            "desc": "Counselor, Mental Health",
            "state": "MD",
            "license": "LC6819",
            "primary": false
        },
        {
            "code": "101YM0800X",
            "taxonomy_group": "",
            "desc": "Counselor, Mental Health",
            "state": "DC",
            "license": "PRC14764",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Washington, DC

Sources for this page

Verify at the official NPI Registry.