Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

William Byron, MD

Pulmonary Disease Physician in Indianapolis, IN · enumerated 2005 · practices at St. Vincent Medical Group, Inc..

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

National Provider Identifier

1700870276

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Registry record

Entity type Individual (Type 1)

Name William Byron

Credential MD

Sex Male

Practice address 8330 Naab Rd Ste 340, Indianapolis, IN, 46260

Phone (317) 338-5100

Enumeration date Sep 9, 2005

Last updated in NPPES Dec 16, 2014

Taxonomy & licenses

207RP1001X Pulmonary Disease Physician Allopathic & Osteopathic Physicians · License 01027011A (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
100363570	Medicaid	IN	-

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 William Byron?

The National Provider Identifier (NPI) for William Byron is 1700870276, a Type 1 (individual) record in the CMS NPPES registry.

Where does William Byron practice?

The practice location on file with NPPES is in Indianapolis, 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 2014-12-16.