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3RIVERS, INC.
NPI 1063473866
Community Based Residential Treatment Facility, Intellectual and/or Developmental Disabilities in Gardiner, ME

Active since March 31, 2006
25 WINTER ST, GARDINER, ME 04345(207) 582-8021(207) 582-2457 Get Directions Write a Review

NPPES record last updated: July 16, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jul 1, 2025, Aug 22, 2020 (2 updates tracked since 2020).

About 3rivers, Inc. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

3RIVERS, INC. (NPI 1063473866) is a healthcare organization registered as a community based residential treatment facility, intellectual and/or developmental disabilities in Gardiner, Maine and active in the NPI registry since March 2006. The organization lists Ann-marie Mayberry, Ceo, as its authorized official.

NPPES Registry Identity

NPI1063473866
Entity TypeOrganization
Primary Taxonomy320900000X
Legal Business Name3RIVERS, INC.
Location Address25 WINTER STGardiner, ME 04345-1905
Mailing Address15 Saunders Way Ste 500gWestbrook, ME 04092-4834 · (207) 523-5170 · Fax (207) 854-1787
Phone(207) 582-8021
Fax(207) 582-2457
Organization SubpartNo
Authorized OfficialAnn-marie MayberryCeo · (207) 523-5171
Enumeration DateMarch 31, 2006
Last NPPES UpdateJuly 16, 20252 updates tracked since enumeration
NPPES CertifiedJuly 16, 2025
✔ NPI 1063473866 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyCommunity Based Residential Treatment Facility, Intellectual and/or Developmental DisabilitiesResidential Treatment Facilities
Taxonomy Code320900000X
Definition
A home-like residential facility providing habilitation, support and monitoring services to individuals diagnosed with mental retardation and/or developmental disabilities.
Also ListedDay Training, Developmentally Disabled ServicesTaxonomy 251C00000X
25 WINTER ST, Gardiner, ME 04345
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Other Identifiers 13

Medicaid102960108ME
Medicaid102960100ME
Medicaid102960101ME
Medicaid102960102ME
Medicaid102960105ME
Medicaid102960201ME
Medicaid102960300ME
Medicaid102960109ME
Medicaid102960104ME
Medicaid102960000ME
Medicaid102960103ME
Medicaid102960106ME
Medicaid102960107ME

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is 3rivers, Inc.'s NPI number?

The NPI number for 3rivers, Inc. is 1063473866. It was assigned to this organization in the NPPES registry on March 31, 2006.

Where is 3rivers, Inc. located?

3rivers, Inc. is located at 25 Winter St, Gardiner, ME 04345. The listed phone number is (207) 582-8021.

What is 3rivers, Inc.'s specialty?

The primary specialty registered for this NPI is Community Based Residential Treatment Facility, Intellectual and/or Developmental Disabilities with taxonomy code 320900000X.

When was this NPI record last updated?

The NPPES record for 3rivers, Inc. was last updated on July 16, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.