Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Joel W Mcmasters, M.D.

Anesthesiology Physician in Little Rock, AR · enumerated 2005.

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

National Provider Identifier

1326039876

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Registry record

Entity type Individual (Type 1)

Name Dr. Joel W Mcmasters

Credential M.D.

Sex Male

Practice address 4301 W Markham St # 515, Little Rock, AR, 72205

Phone (501) 686-6114

Fax (501) 686-8139

Enumeration date Nov 3, 2005

Last updated in NPPES Jan 10, 2023

Taxonomy & licenses

207L00000X Anesthesiology Physician Allopathic & Osteopathic Physicians · License E-5334 (AR) 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
182593001	Medicaid	AR	-

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 Joel Mcmasters?

The National Provider Identifier (NPI) for Joel Mcmasters is 1326039876, a Type 1 (individual) record in the CMS NPPES registry.

Where does Joel Mcmasters practice?

The practice location on file with NPPES is in Little Rock, 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 2023-01-10.