Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mr. Matthew Halem

Specialist in Hartsdale, NY · enumerated 2017.

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

National Provider Identifier

1962938258

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Registry record

Entity type Individual (Type 1)

Name Mr. Matthew Halem

Sex Male

Practice address 11 Eastern Rd, Hartsdale, NY, 10530

Phone (201) 410-0912

Enumeration date May 4, 2017

Last updated in NPPES May 4, 2017

Taxonomy & licenses

174400000X Specialist Other Service Providers · License 398729223 (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 Matthew Halem?

The National Provider Identifier (NPI) for Matthew Halem is 1962938258, a Type 1 (individual) record in the CMS NPPES registry.

Where does Matthew Halem practice?

The practice location on file with NPPES is in Hartsdale, 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 2017-05-04.