Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Roger A Breslow

Internal Medicine Physician in New Hartford, NY · enumerated 2005.

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

National Provider Identifier

1891782942

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Registry record

Entity type Individual (Type 1)

Name Dr. Roger A Breslow

Sex Male

Practice address 1729 Burrstone Rd, New Hartford, NY, 13413

Phone (315) 798-1637

Fax (315) 624-1913

Enumeration date Oct 4, 2005

Last updated in NPPES Jul 21, 2022

Taxonomy & licenses

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License 127059 (NY) Primary

Other identifiers

Identifier	Type	State	Issuer
00441525	Medicaid	NY	-

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 Roger Breslow?

The National Provider Identifier (NPI) for Roger Breslow is 1891782942, a Type 1 (individual) record in the CMS NPPES registry.

Where does Roger Breslow practice?

The practice location on file with NPPES is in New Hartford, NY. 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 2022-07-21.