Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Gregory L Salzman, M.D.

Gastroenterology Physician in Lawrenceburg, IN · enumerated 2005.

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

National Provider Identifier

1821095456

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Registry record

Entity type Individual (Type 1)

Name Dr. Gregory L Salzman

Credential M.D.

Sex Male

Practice address 606 Wilson Creek Rd, Lawrenceburg, IN, 47025

Phone (812) 496-8794

Fax (812) 537-4979

Enumeration date Jun 28, 2005

Last updated in NPPES May 17, 2023

Taxonomy & licenses

207RG0100X Gastroenterology Physician Allopathic & Osteopathic Physicians · License 26351 (KY) Secondary

207RG0100X Gastroenterology Physician Allopathic & Osteopathic Physicians · License 01085532A (IN) 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
0835823	Medicaid	OH	-
1000003829	Other	-	MEDICARE RAILROAD
100338090	Medicaid	IN	-
000000049608	Other	-	ANTHEM
64263510	Medicaid	KY	-

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 Gregory Salzman?

The National Provider Identifier (NPI) for Gregory Salzman is 1821095456, a Type 1 (individual) record in the CMS NPPES registry.

Where does Gregory Salzman practice?

The practice location on file with NPPES is in Lawrenceburg, IN. 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 2023-05-17.