Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Gregory A Merritt, MD

Gastroenterology Physician in Kansas City, MO · enumerated 2005.

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

National Provider Identifier

1548266174

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Registry record

Entity type Individual (Type 1)

Name Gregory A Merritt

Credential MD

Sex Male

Practice address 2330 E Meyer Blvd, Suite 301, Kansas City, MO, 64132

Phone (816) 333-5424

Fax (816) 822-0870

Enumeration date Jun 28, 2005

Last updated in NPPES Mar 27, 2025

Taxonomy & licenses

207RG0100X Gastroenterology Physician Allopathic & Osteopathic Physicians · License 26299 (KS) Secondary

207RG0100X Gastroenterology Physician Allopathic & Osteopathic Physicians · License 110178 (MO) 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
100008697	Other	-	RR MEDICARE
209679406	Medicaid	MO	-
100321410A	Medicaid	KS	-

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 Merritt?

The National Provider Identifier (NPI) for Gregory Merritt is 1548266174, a Type 1 (individual) record in the CMS NPPES registry.

Where does Gregory Merritt practice?

The practice location on file with NPPES is in Kansas City, MO. 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 2025-03-27.