Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Steven P Koenig, M.D.

Ophthalmology Physician in New York, NY · enumerated 2005.

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

National Provider Identifier

1720083306

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Registry record

Entity type Individual (Type 1)

Name Dr. Steven P Koenig

Credential M.D.

Sex Male

Practice address 30 E 40th St, Rm 203, New York, NY, 10016

Phone (212) 889-3550

Fax (212) 696-1190

Enumeration date Jun 20, 2005

Last updated in NPPES Jul 8, 2007

Taxonomy & licenses

207W00000X Ophthalmology Physician Allopathic & Osteopathic Physicians · License 115847 (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
13858	Other	-	ANTHEM
7120687008	Other	-	CIGNA HMO AND SENIOR
0013890	Other	-	GHI
0014781	Other	-	AETNA USHEALTHCARE
NS3857	Other	-	OXFORD
4248270	Other	-	AETNA US HEALTHCARE PPO
969461	Other	-	BCBS EMPIRE PLAN
669977	Other	-	UNITED
MT0001479	Other	-	SELECTPRO
115847 24976P	Other	-	HIP

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

What is the NPI number for Steven Koenig?

The National Provider Identifier (NPI) for Steven Koenig is 1720083306, a Type 1 (individual) record in the CMS NPPES registry.

Where does Steven Koenig practice?

The practice location on file with NPPES is in New York, 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 2007-07-08.