Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

John R Larson, MD

Q: What is the NPI number for John Larson?

The National Provider Identifier (NPI) for John Larson is 1104864354, a Type 1 (individual) record in the CMS NPPES registry.

Interventional Pain Medicine Physician in Batesville, AR · enumerated 2006.

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

National Provider Identifier

1104864354

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Registry record

Entity type Individual (Type 1)

Name John R Larson

Credential MD

Sex Male

Practice address 1215 Sidney St, Suite 203, Batesville, AR, 72501

Phone (870) 262-6155

Fax (870) 262-6152

Enumeration date Jun 2, 2006

Last updated in NPPES May 14, 2024

Taxonomy & licenses

208VP0014X Interventional Pain Medicine Physician Allopathic & Osteopathic Physicians · License E7818 (AR) Primary

207L00000X Anesthesiology Physician Allopathic & Osteopathic Physicians · License E-7818 (AR) Secondary

207LP2900X Pain Medicine (Anesthesiology) Physician Allopathic & Osteopathic Physicians · License E7818 (AR) Secondary

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
E-7818	Other	AR	STATE LICENSE
51281	Other	AR	BLUE CROSS BLUE SHIELD
195965001	Medicaid	AR	-
264659YMPR	Other	AR	MEDICARE

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 John Larson?

The National Provider Identifier (NPI) for John Larson is 1104864354, a Type 1 (individual) record in the CMS NPPES registry.

Where does John Larson practice?

The practice location on file with NPPES is in Batesville, AR. 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 2024-05-14.