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William Gray, D.O.

Hospitalist Physician in Carbondale, IL · enumerated 2016.

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

National Provider Identifier

1114378882

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Registry record

Entity type Individual (Type 1)
Name William Gray
Credential D.O.
Sex Male
Practice address 405 W Jackson St, Carbondale, IL, 62901
Phone (615) 549-0721
Fax (618) 529-0479
Enumeration date Jun 23, 2016
Last updated in NPPES Jun 4, 2021

Taxonomy & licenses

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License 2016020051 (MO) Secondary
208M00000X Hospitalist Physician Allopathic & Osteopathic Physicians · License 036150636 (IL) Primary
DO · Doctor of Osteopathic Medicine: A fully licensed physician trained in osteopathic medical schools, with the same practice rights as an MD. About the DO credential

Other identifiers

Identifier Type State Issuer
214881 Other IL MEDICARE MULTISPECIALTY GROUP PTAN

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.

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Frequently asked questions

What is the NPI number for William Gray?
The National Provider Identifier (NPI) for William Gray is 1114378882, a Type 1 (individual) record in the CMS NPPES registry.
Where does William Gray practice?
The practice location on file with NPPES is in Carbondale, IL. 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 2021-06-04.