Organization Active NPI

Washington Healthcare LLC

  • Adolescent and Children Mental Health Clinic/Center
  • Boston, MA
National Provider Identifier
1144164732
Registry record updated Apr 15, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Adolescent and Children Mental Health Clinic/CenterTaxonomy code 261QM0855X
Legal business name
WASHINGTON HEALTHCARE LLC
Practice address
5264 Washington St Ste 10
Boston, MA 02132-6320
Phone
(617) 475-2400
Fax
(617) 337-5051
NPI assigned
Apr 15, 2026
Organization subpart
Yes
Parent organization
WASHINGTON HEALTHCARE LLCAs reported in NPPES

NPPES NPI Registry

Updated by the provider on Apr 15, 2026

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

Authorized official

Name
Anthony Jean Baptiste
Title
Ceo
Phone
(617) 475-2400

Specialties & licenses 4

Specialty (taxonomy)CodeLicenseStatePrimary
Case Management Agency 251B00000X
Community/Behavioral Health Agency 251S00000X
Adult Mental Health Clinic/Center 261QM0850X
Adolescent and Children Mental Health Clinic/Center 261QM0855X Primary

Addresses

Primary practice location

5264 Washington St Ste 10
Boston, MA 02132-6320

Mailing address

5264 Washington St Ste 10
Boston, MA 02132-6320
Phone (617) 475-2400

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MA

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
O20250729000237 MA Part B Supplier - Clinic/Group Practice 9931564853 Receives reassigned benefits from 2 practitioners
1 other NPI on this enrollment
This NPI is an additional NPI on the enrollment
Practice locations: West Roxbury, MA

Other NPIs on the same Medicare enrollment 1

NPIs listed together on one Medicare enrollment, typically parts of the same organization.

National Provider Directory

National Provider Directory
Tax ID family
Washington Healthcare LLC2 organizations share this tax ID, including this one
Part of
Washington Healthcare LLC

Other organizations with this tax ID 1

Organizations that report the same tax identification number in the National Provider Directory.

Locations

5264 Washington St
Ste 10
Boston, MA 02132
Phone (617) 475-2400

Ownership & related parties

Parent organization (reported in NPPES) 1

This organization reports itself as a subpart in NPPES; the parent’s legal name matches this organization in the same state.

NPI Registry JSON

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

{
    "created_epoch": "1776211200000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1776211200000",
    "number": "1144164732",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "5264 WASHINGTON ST STE 10",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "021326320",
            "telephone_number": "617-475-2400",
            "fax_number": "617-337-5051"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "5264 WASHINGTON ST STE 10",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "021326320",
            "telephone_number": "617-475-2400",
            "fax_number": "617-337-5051"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "WASHINGTON HEALTHCARE LLC",
        "organizational_subpart": "YES",
        "parent_organization_legal_business_name": "WASHINGTON HEALTHCARE LLC",
        "enumeration_date": "2026-04-15",
        "last_updated": "2026-04-15",
        "certification_date": "2026-04-15",
        "status": "A",
        "authorized_official_last_name": "JEAN BAPTISTE",
        "authorized_official_first_name": "ANTHONY",
        "authorized_official_title_or_position": "CEO",
        "authorized_official_telephone_number": "617-475-2400"
    },
    "taxonomies": [
        {
            "code": "251B00000X",
            "taxonomy_group": "",
            "desc": "Case Management",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "251S00000X",
            "taxonomy_group": "",
            "desc": "Community/Behavioral Health",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "261QM0850X",
            "taxonomy_group": "",
            "desc": "Clinic/Center, Adult Mental Health",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "261QM0855X",
            "taxonomy_group": "",
            "desc": "Clinic/Center, Adolescent and Children Mental Health",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Boston, MA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 15, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.