Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Sarah Ruth Felsentreger

Peer Specialist in Chicopee, MA · enumerated 2022.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1104554948

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Registry record

Entity type Individual (Type 1)

Name Sarah Ruth Felsentreger

Sex Female

Practice address 152 Center St, Chicopee, MA, 01013

Phone (413) 437-9142

Fax (413) 592-5985

Enumeration date Aug 10, 2022

Last updated in NPPES Aug 10, 2022

Taxonomy & licenses

175T00000X Peer Specialist Other Service Providers Primary

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

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Frequently asked questions

What is the NPI number for Sarah Felsentreger?

The National Provider Identifier (NPI) for Sarah Felsentreger is 1104554948, a Type 1 (individual) record in the CMS NPPES registry.

Where does Sarah Felsentreger practice?

The practice location on file with NPPES is in Chicopee, MA. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2022-08-10.