Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Kenneth H Katz, M.D.

Q: What is the NPI number for Kenneth Katz?

The National Provider Identifier (NPI) for Kenneth Katz is 1851472450, a Type 1 (individual) record in the CMS NPPES registry.

Pediatrics Physician in Hartsdale, NY · enumerated 2006.

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

National Provider Identifier

1851472450

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Registry record

Entity type Individual (Type 1)

Name Dr. Kenneth H Katz

Credential M.D.

Sex Male

Practice address 99 Fieldstone Dr, Hartsdale, NY, 10530

Phone (914) 428-2120

Fax (914) 428-1989

Enumeration date Oct 18, 2006

Last updated in NPPES Jul 8, 2007

Taxonomy & licenses

208000000X Pediatrics Physician Allopathic & Osteopathic Physicians · License 122652 (NY) Primary

MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

Other identifiers

Identifier	Type	State	Issuer
WP237	Other	NY	OXFORD
00989244	Medicaid	NY	-
1011321	Other	NY	AETNA HMO
50D371	Other	NY	EMPIRE BCBS
6129445007	Other	NY	CIGNA
14734	Other	NY	HEALTH SOURCE
1C7500	Other	NY	HEALTH NET
4213546	Other	NY	AETNA PPO

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 Kenneth Katz?

The National Provider Identifier (NPI) for Kenneth Katz is 1851472450, a Type 1 (individual) record in the CMS NPPES registry.

Where does Kenneth Katz practice?

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

Other providers at this practice address

Browse all →

David Koss Pediatric Dentistry · Hartsdale, NY NPI 1689663312 Fredric Bomback Pediatrics Physician · Hartsdale, NY NPI 1417935628 Sara Kenamore Pediatrics Physician · Hartsdale, NY NPI 1336220979 Westchester Pediatrics, Rllp Specialist · Hartsdale, NY NPI 1609958016 Jennifer Longobardi Pediatrics Physician · Hartsdale, NY NPI 1588746697 Steven Bernstein General Practice Dentistry · Hartsdale, NY NPI 1851514095 Lisneida Arjona Pediatric Dentistry · Hartsdale, NY NPI 1134449259 Jennifer Kim Pediatric Dentistry · Hartsdale, NY NPI 1033426390

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.