Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Alison Elinor Deininger

Community/Behavioral Health Agency in Westwood, MA · enumerated 2022.

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

National Provider Identifier

1083340780

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Registry record

Entity type Individual (Type 1)

Name Alison Elinor Deininger

Sex Female

Practice address Westwood, MA, 02090

Phone (617) 899-0568

Enumeration date Jul 26, 2022

Last updated in NPPES Jul 26, 2022

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

251S00000X Community/Behavioral Health Agency Agencies 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 Alison Deininger?

The National Provider Identifier (NPI) for Alison Deininger is 1083340780, a Type 1 (individual) record in the CMS NPPES registry.

Where does Alison Deininger practice?

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

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2022-07-26.