Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

3Rivers, Inc

Organization Intellectual and/or Developmental Disabilities Community Based Residential Treatment Facility · NPI 1174769822

3Rivers, Inc is an Intellectual and/or Developmental Disabilities Community Based Residential Treatment Facility in Westbrook, Maine. Licensed in Maine. Registered with an NPI since 2008.

Licensed in
ME
In the registry since
2008
Specialties on file
7
What do these letters mean?
Inc — Incorporated
A form of business registration, not a clinical qualification.

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Practice location Address checks out

15 Saunders Way Ste 500G
Westbrook, ME 04092-4833
Phone: (207) 523-5170
Fax: (207) 854-1787
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Intellectual and/or Developmental Disabilities Community Based Residential Treatment Facility (primary) Taxonomy 320900000X · Licence ALLS3183 (ME)
Intellectual and/or Developmental Disabilities Community Based Residential Treatment Facility Taxonomy 320900000X · Licence ALLS2704 (ME)
Intellectual and/or Developmental Disabilities Community Based Residential Treatment Facility Taxonomy 320900000X · Licence ALLS2699 (ME)
Intellectual and/or Developmental Disabilities Community Based Residential Treatment Facility Taxonomy 320900000X · Licence ALLS2706 (ME)
Intellectual and/or Developmental Disabilities Community Based Residential Treatment Facility Taxonomy 320900000X · Licence ALLS3093 (ME)
Intellectual and/or Developmental Disabilities Community Based Residential Treatment Facility Taxonomy 320900000X · Licence ALLS3094 (ME)
Intellectual and/or Developmental Disabilities Community Based Residential Treatment Facility Taxonomy 320900000X · Licence ALLS3206 (ME)

Record details

NPI number1174769822
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Ann-Marie Mayberry — Ceo · (207) 523-5171
Other names Gms
NPI enumeratedDecember 31, 2008
Last updated in NPPESJuly 16, 2025
Certification dateJuly 16, 2025
Mailing address15 Saunders Way, Suite 500g, Westbrook, ME 04092-4833

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