Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mrs. Elizabeth R Knight, PTA

Contractor in Voorheesville, NY · enumerated 2008.

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

National Provider Identifier

1831335900

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Registry record

Entity type Individual (Type 1)

Name Mrs. Elizabeth R Knight

Credential PTA

Sex Female

Practice address 5524 Hennessey Rd, Voorheesville, NY, 12186

Phone (518) 861-5870

Enumeration date Dec 19, 2008

Last updated in NPPES Dec 19, 2008

Taxonomy & licenses

171W00000X Contractor Other Service Providers · License 001997-1 (NY) 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

What is the NPI number for Elizabeth Knight?

The National Provider Identifier (NPI) for Elizabeth Knight is 1831335900, a Type 1 (individual) record in the CMS NPPES registry.

Where does Elizabeth Knight practice?

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

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2008-12-19.