Individual provider Active NPI

Charles K Sims, LSW

  • Social Worker
  • Washington, DC
National Provider Identifier
1275291866
Registry record updated Feb 25, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Social WorkerTaxonomy code 104100000X
License
LG200003037 Issued in DC
Practice address
1301 Lenfant SQ SE
Washington, DC 20020-6724
Phone
(267) 304-7846
NPI assigned
Dec 1, 2021
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Feb 25, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Social Worker 104100000X SW140340 PA
Social Worker 104100000X LG200003037 DC Primary

Addresses

Primary practice location

1301 Lenfant SQ SE
Washington, DC 20020-6724

Mailing address

1301 Lenfant SQ SE
Washington, DC 20020-6724
Phone (267) 225-0197

Other practice location 1

4518 Beech Rd Ste 230
Marlow Heights, MD 20748-6735
Phone (240) 814-8519

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)
Not enrolled

State licenses

LicenseStateTypeSpecialty
LG200003037DCMDSocial Worker
SW140340PAMDSocial Worker

Practice roles

OrganizationSpecialtyStatusNew patients
Walnut Psychotherapy Center Social Worker PastSince May 1, 2024 Accepting new patients
Education Alternatives for ABA, LLC PastSince Dec 1, 2021 Accepting new patients

Organizations & group practices 2

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

NPI Registry JSON

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

{
    "created_epoch": "1638316800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1740441600000",
    "number": "1275291866",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1301 LENFANT SQ SE",
            "city": "WASHINGTON",
            "state": "DC",
            "postal_code": "200206724",
            "telephone_number": "267-225-0197"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1301 LENFANT SQ SE",
            "city": "WASHINGTON",
            "state": "DC",
            "postal_code": "200206724",
            "telephone_number": "267-304-7846"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "4518 Beech Rd Ste 230",
            "address_purpose": "LOCATION",
            "city": "Marlow Heights",
            "state": "MD",
            "postal_code": "207486735",
            "country_code": "US",
            "telephone_number": "240-814-8519",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "SIMS",
        "first_name": "CHARLES",
        "middle_name": "K",
        "credential": "LSW",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2021-12-01",
        "last_updated": "2025-02-25",
        "certification_date": "2025-02-25",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "104100000X",
            "taxonomy_group": "",
            "desc": "Social Worker",
            "state": "PA",
            "license": "SW140340",
            "primary": false
        },
        {
            "code": "104100000X",
            "taxonomy_group": "",
            "desc": "Social Worker",
            "state": "DC",
            "license": "LG200003037",
            "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 Feb 25, 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.