NPI Portal NPI Lookup & Verification

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

Andrew Blitzer, M.D.

Specialist in Hackensack, NJ · enumerated 2006 · practices at Head & Neck Surgical Group, LLC.

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

National Provider Identifier

1114023520

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Registry record

Entity type Individual (Type 1)
Name Andrew Blitzer
Credential M.D.
Sex Male
Practice address Hackensack, NJ, 07601
Fax (212) 523-8165
Enumeration date Sep 15, 2006
Last updated in NPPES Jan 31, 2024

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

Taxonomy & licenses

207Y00000X Otolaryngology Physician Allopathic & Osteopathic Physicians · License W23126514C (NJ) Secondary
207Y00000X Otolaryngology Physician Allopathic & Osteopathic Physicians · License 120296 (NY) Secondary
174400000X Specialist Other Service Providers · License 120296 (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
00250197 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.

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Frequently asked questions

How do I verify Andrew Blitzer's NPI record?
Cross-check NPI 1114023520 against the official CMS registry at npiregistry.cms.hhs.gov. This page mirrors the same public NPPES data with a monthly snapshot.
Is NPI 1114023520 active?
Yes, as of the latest NPPES snapshot, NPI 1114023520 is active (record last updated 2024-01-31).

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-01-31.