Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Igor Kirzhner

Anesthesiology Physician in Lewes, DE · enumerated 2011.

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

National Provider Identifier

1861771222

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Registry record

Entity type Individual (Type 1)

Name Dr. Igor Kirzhner

Sex Male

Practice address 6 Pintail Ct, Lewes, DE, 19958

Phone (336) 970-7967

Enumeration date Aug 16, 2011

Last updated in NPPES Jul 30, 2025

Taxonomy & licenses

207L00000X Anesthesiology Physician Allopathic & Osteopathic Physicians · License 269636 (NY) Secondary

207L00000X Anesthesiology Physician Allopathic & Osteopathic Physicians · License C-173510 (CA) Secondary

207L00000X Anesthesiology Physician Allopathic & Osteopathic Physicians · License MD-55100 (IA) Secondary

390200000X Student in an Organized Health Care Education/Training Program Student, Health Care Secondary

207L00000X Anesthesiology Physician Allopathic & Osteopathic Physicians · License C1-0010904 (DE) Primary

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 Igor Kirzhner?

The National Provider Identifier (NPI) for Igor Kirzhner is 1861771222, a Type 1 (individual) record in the CMS NPPES registry.

Where does Igor Kirzhner practice?

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

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-07-30.