1. Home
  2. Directory
  3. Massachusetts
  4. Dudley
  5. Home Health
  6. NPI Profile
Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

TRI-VALLEY, INC.
NPI 1326164831
Home Health in Dudley, MA

Active since March 22, 2007
10 MILL STREET, DUDLEY, MA 01571(508) 949-6640(508) 949-6651 Get Directions Write a Review

NPPES record last updated: August 11, 2026. Verified against the NPPES registry weekly; last sync: August 30, 2026.

Record update history: Aug 11, 2026, Jul 29, 2026, Aug 22, 2020 (3 updates tracked since 2020).

About Tri-valley, Inc. NPPES

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

TRI-VALLEY, INC. (NPI 1326164831), doing business as Tri-valley Elder Services, Inc, is a healthcare organization registered as a home health in Dudley, Massachusetts and active in the NPI registry since March 2007. The organization lists Elisabeth M Prince, Ceo, as its authorized official.

NPPES Registry Identity

NPI1326164831
Entity TypeOrganization
Primary Taxonomy251E00000X
Legal Business NameTRI-VALLEY, INC.
Location Address10 MILL STREETDudley, MA 01571-3377
Mailing Address10 Mill StreetDudley, MA 01571-3377 · (508) 949-6640 · Fax (508) 949-6651
Phone(508) 949-6640
Fax(508) 949-6651
Organization SubpartNo
Authorized OfficialElisabeth M PrinceCeo · (508) 949-6640
Enumeration DateMarch 22, 2007
Last NPPES UpdateAugust 11, 20263 updates tracked since enumeration
NPPES CertifiedAugust 11, 2026
✔ NPI 1326164831 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyHome HealthAgencies
Taxonomy Code251E00000X
Definition
A public agency or private organization, or a subdivision of such an agency or organization, that is primarily engaged in providing skilled nursing services and other therapeutic services, such as physical therapy, speech-language pathology services, or occupational therapy, medical social services, and home health aide services. It has policies established by a professional group associated with the agency or organization (including at least one physician and one registered nurse) to govern the services and provides for supervision of such services by a physician or a registered nurse; maintains clinical records on all patients; is licensed in accordance with State or local law or is approved by the State or local licensing agency as meeting the licensing standards, where applicable; and meets other conditions found by the Secretary of Health and Human Services to be necessary for health and safety.
Also ListedIn Home Supportive CareTaxonomy 253Z00000X
10 MILL STREET, Dudley, MA 01571
Open in Google Maps ↗

Other Names 1

Former Legal Business NameTri-valley Elder Services, Inc

Other Identifiers 1

Medicaid1900382MA

Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

TRI-VALLEY, INC.
Case Management
10 MILL STREET
DUDLEY, MA 01571
Worcester County (508) 949-6640
TRI-VALLEY, INC.
Technician (Personal Care Attendant)
10 MILL STREET
DUDLEY, MA 01571
Worcester County (508) 949-6640

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 Tri-Valley, Inc.'s NPI number?

The NPI number for Tri-Valley, Inc. is 1326164831. It was assigned to this organization in the NPPES registry on March 22, 2007. The provider was formerly known as Tri-Valley Elder Services, Inc.

Where is Tri-Valley, Inc. located?

Tri-Valley, Inc. is located at 10 Mill Street, Dudley, MA 01571. The listed phone number is (508) 949-6640.

What is Tri-Valley, Inc.'s specialty?

The primary specialty registered for this NPI is Home Health with taxonomy code 251E00000X.

When was this NPI record last updated?

The NPPES record for Tri-Valley, Inc. was last updated on August 11, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 24 days 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.