Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Ronald Blair Hartman, M.D.

Internal Medicine Physician in Overland Park, KS · enumerated 2005.

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

National Provider Identifier

1659377810

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Registry record

Entity type Individual (Type 1)

Name Dr. Ronald Blair Hartman

Credential M.D.

Sex Male

Practice address 5520 College Blvd, Ste 470, Overland Park, KS, 66211

Phone (913) 663-2345

Fax (913) 662-4325

Enumeration date Jun 22, 2005

Last updated in NPPES Oct 17, 2007

Taxonomy & licenses

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License 04-18600 (KS) 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
08558068	Other	-	BCBS

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 Ronald Hartman?

The National Provider Identifier (NPI) for Ronald Hartman is 1659377810, a Type 1 (individual) record in the CMS NPPES registry.

Where does Ronald Hartman practice?

The practice location on file with NPPES is in Overland Park, KS. 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 2007-10-17.