Individual provider Active NPI

Joseph McCullen Truett

  • Psychiatry Physician
  • Washington, DC
National Provider Identifier
1437681863
Registry record updated Jul 31, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Psychiatry PhysicianTaxonomy code 2084P0800X
License
DC210001654 Issued in DC
Practice address
1629 K St NW Ste 300
Washington, DC 20006-1631
Phone
(540) 691-7994
Fax
(202) 978-9353
NPI assigned
Apr 3, 2017
Last updated
Jul 31, 2025By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 31, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Student in an Organized Health Care Education/Training Program 390200000X VA
Psychiatry Physician 2084P0800X DC210001654 DC Primary

Addresses

Primary practice location

1629 K St NW Ste 300
Washington, DC 20006-1631

Mailing address

1629 K St NW Ste 300
Washington, DC 20006-1631
Phone (540) 691-7994

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Osteopathy

State licenses

LicenseStateTypeSpecialty
DC210001654DCMDPsychiatry Physician

NPI Registry JSON

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

{
    "created_epoch": "1491177600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1753920000000",
    "number": "1437681863",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1629 K ST NW STE 300",
            "city": "WASHINGTON",
            "state": "DC",
            "postal_code": "200061631",
            "telephone_number": "540-691-7994",
            "fax_number": "202-978-9353"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1629 K ST NW STE 300",
            "city": "WASHINGTON",
            "state": "DC",
            "postal_code": "200061631",
            "telephone_number": "540-691-7994",
            "fax_number": "202-978-9353"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "TRUETT",
        "first_name": "JOSEPH",
        "middle_name": "MCCULLEN",
        "name_prefix": "Dr.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2017-04-03",
        "last_updated": "2025-07-31",
        "certification_date": "2025-07-31",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": "VA",
            "license": null,
            "primary": false
        },
        {
            "code": "2084P0800X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Psychiatry",
            "state": "DC",
            "license": "DC210001654",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Washington, DC

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 31, 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.