Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Dr. Robert E Rosenberg, M.D.

Pediatric Adolescent Medicine Physician in Hartsdale, NY · enumerated 2006.

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

National Provider Identifier

1669423042

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Registry record

Entity type Individual (Type 1)

Name Dr. Robert E Rosenberg

Credential M.D.

Sex Male

Practice address Hartsdale, NY, 10530

Phone (914) 271-5639

Fax (914) 271-5639

Enumeration date May 12, 2006

Last updated in NPPES Nov 15, 2022

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

2080B0002X Pediatric Obesity Medicine Physician Allopathic & Osteopathic Physicians · License 051565 (CT) Secondary

2080A0000X Pediatric Adolescent Medicine Physician Allopathic & Osteopathic Physicians · License 179921 (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
02223009	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 Robert Rosenberg?

The National Provider Identifier (NPI) for Robert Rosenberg is 1669423042, a Type 1 (individual) record in the CMS NPPES registry.

Where does Robert Rosenberg 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

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2022-11-15.