Organization Active NPI

3Rivers, Inc.

  • Intellectual and/or Developmental Disabilities Community Based Residential Treatment Facility
  • Westbrook, ME
National Provider Identifier
1174769822
Registry record updated Jul 16, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Intellectual and/or Developmental Disabilities Community Based Residential Treatment FacilityTaxonomy code 320900000X
License
ALLS3183 Issued in ME
Legal business name
3RIVERS, INC.
Practice address
15 Saunders Way
Suite 500G
Westbrook, ME 04092-4833
Phone
(207) 523-5170
Fax
(207) 854-1787
NPI assigned
Dec 31, 2008
Organization subpart
No

Authorized official

NPPES NPI Registry
Name
Ann-Marie Mayberry
Title
Ceo
Phone
(207) 523-5171

Corporate family (same tax ID) 1

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

Practitioners 1

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.

National Provider Directory

National Provider Directory
Tax ID family
3Rivers Inc (2 organizations share this tax ID)

Locations

15 Saunders Way
Ste 500G
Westbrook, ME 04092
Phone (207) 523-5170

Specialties & licenses 7

NPPES NPI Registry
Specialty (taxonomy)CodeLicenseStatePrimary
Intellectual and/or Developmental Disabilities Community Based Residential Treatment Facility 320900000X ALLS3183 ME Primary
Intellectual and/or Developmental Disabilities Community Based Residential Treatment Facility 320900000X ALLS2704 ME
Intellectual and/or Developmental Disabilities Community Based Residential Treatment Facility 320900000X ALLS2699 ME
Intellectual and/or Developmental Disabilities Community Based Residential Treatment Facility 320900000X ALLS2706 ME
Intellectual and/or Developmental Disabilities Community Based Residential Treatment Facility 320900000X ALLS3093 ME
Intellectual and/or Developmental Disabilities Community Based Residential Treatment Facility 320900000X ALLS3094 ME
Intellectual and/or Developmental Disabilities Community Based Residential Treatment Facility 320900000X ALLS3206 ME

Addresses

NPPES NPI Registry

Primary practice location

15 Saunders Way
Suite 500G
Westbrook, ME 04092-4833

Mailing address

15 Saunders Way
Suite 500G
Westbrook, ME 04092-4833
Phone (207) 523-5170

Other identifiers 7

NPPES NPI Registry
IdentifierTypeStateIssuer
111150001MedicaidME
111150002MedicaidME
111150003MedicaidME
111150006MedicaidME
111150000MedicaidME
111150004MedicaidME
111150005MedicaidME

Other names 1

NPPES NPI Registry
  • GMS Doing business as

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format, last updated by the provider on Jul 16, 2025.

{
    "created_epoch": "1230681600000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1752624000000",
    "number": "1174769822",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "15 SAUNDERS WAY",
            "address_2": "SUITE 500G",
            "city": "WESTBROOK",
            "state": "ME",
            "postal_code": "040924833",
            "telephone_number": "207-523-5170",
            "fax_number": "207-854-1787"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "15 SAUNDERS WAY",
            "address_2": "SUITE 500G",
            "city": "WESTBROOK",
            "state": "ME",
            "postal_code": "040924833",
            "telephone_number": "207-523-5170",
            "fax_number": "207-854-1787"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "3RIVERS, INC.",
        "organizational_subpart": "NO",
        "enumeration_date": "2008-12-31",
        "last_updated": "2025-07-16",
        "certification_date": "2025-07-16",
        "status": "A",
        "authorized_official_last_name": "MAYBERRY",
        "authorized_official_first_name": "ANN-MARIE",
        "authorized_official_title_or_position": "CEO",
        "authorized_official_telephone_number": "207-523-5171"
    },
    "taxonomies": [
        {
            "code": "320900000X",
            "taxonomy_group": "",
            "desc": "Community Based Residential Treatment Facility, Intellectual and/or Developmental Disabilities",
            "state": "ME",
            "license": "ALLS3183",
            "primary": true
        },
        {
            "code": "320900000X",
            "taxonomy_group": "",
            "desc": "Community Based Residential Treatment Facility, Intellectual and/or Developmental Disabilities",
            "state": "ME",
            "license": "ALLS2704",
            "primary": false
        },
        {
            "code": "320900000X",
            "taxonomy_group": "",
            "desc": "Community Based Residential Treatment Facility, Intellectual and/or Developmental Disabilities",
            "state": "ME",
            "license": "ALLS2699",
            "primary": false
        },
        {
            "code": "320900000X",
            "taxonomy_group": "",
            "desc": "Community Based Residential Treatment Facility, Intellectual and/or Developmental Disabilities",
            "state": "ME",
            "license": "ALLS2706",
            "primary": false
        },
        {
            "code": "320900000X",
            "taxonomy_group": "",
            "desc": "Community Based Residential Treatment Facility, Intellectual and/or Developmental Disabilities",
            "state": "ME",
            "license": "ALLS3093",
            "primary": false
        },
        {
            "code": "320900000X",
            "taxonomy_group": "",
            "desc": "Community Based Residential Treatment Facility, Intellectual and/or Developmental Disabilities",
            "state": "ME",
            "license": "ALLS3094",
            "primary": false
        },
        {
            "code": "320900000X",
            "taxonomy_group": "",
            "desc": "Community Based Residential Treatment Facility, Intellectual and/or Developmental Disabilities",
            "state": "ME",
            "license": "ALLS3206",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "111150001",
            "state": "ME"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "111150002",
            "state": "ME"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "111150003",
            "state": "ME"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "111150006",
            "state": "ME"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "111150000",
            "state": "ME"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "111150004",
            "state": "ME"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "111150005",
            "state": "ME"
        }
    ],
    "endpoints": [],
    "other_names": [
        {
            "organization_name": "GMS",
            "code": "3",
            "type": "Doing Business As"
        }
    ]
}

Other providers in Westbrook, ME

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 16, 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.