Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Katherine D'Ascenzo, M.S.W.

Social Worker in Milford, MA · enumerated 2014.

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

National Provider Identifier

1982018099

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Registry record

Entity type Individual (Type 1)

Name Katherine D'Ascenzo

Credential M.S.W.

Sex Female

Practice address 221 E Main St, Suite 205, Milford, MA, 01757

Phone (508) 908-0080

Enumeration date Jun 17, 2014

Last updated in NPPES Jun 17, 2014

Taxonomy & licenses

104100000X Social Worker Behavioral Health & Social 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.

Read the full guide → Validate an NPI →

Frequently asked questions

Where does Katherine D'Ascenzo practice?

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

What is the NPI number for Katherine D'Ascenzo?

The National Provider Identifier (NPI) for Katherine D'Ascenzo is 1982018099, a Type 1 (individual) record in the CMS NPPES registry.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2014-06-17.