NPI Portal NPI Lookup & Verification

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

Jay Stein, MD

Anesthesiology Physician in New Hyde Park, NY · enumerated 2005.

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

National Provider Identifier

1629074646

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Registry record

Entity type Individual (Type 1)
Name Jay Stein
Credential MD
Sex Male
Practice address New Hyde Park, NY, 11040
Enumeration date Jun 23, 2005
Last updated in NPPES Dec 17, 2021

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

Taxonomy & licenses

207L00000X Anesthesiology Physician Allopathic & Osteopathic Physicians · License 139167-1 (NY) Primary
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

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.

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Frequently asked questions

How do I verify Jay Stein's NPI record?
Cross-check NPI 1629074646 against the official CMS registry at npiregistry.cms.hhs.gov. This page mirrors the same public NPPES data with a monthly snapshot.
Is NPI 1629074646 active?
Yes, as of the latest NPPES snapshot, NPI 1629074646 is active (record last updated 2021-12-17).

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2021-12-17.