Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Stephen W Barker, DO

Anesthesiology Physician in Stevens Point, WI · enumerated 2006.

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

National Provider Identifier

1265450357

Verified

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Registry record

Entity type Individual (Type 1)

Name Stephen W Barker

Credential DO

Sex Male

Practice address 500 Vincent St, Stevens Point, WI, 54481

Phone (715) 341-7920

Fax (715) 341-0776

Enumeration date Jul 17, 2006

Last updated in NPPES Jul 8, 2007

Taxonomy & licenses

207L00000X Anesthesiology Physician Allopathic & Osteopathic Physicians · License 32078 021 (WI) 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
30051000	Medicaid	WI	-

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

Where does Stephen Barker practice?

The practice location on file with NPPES is in Stevens Point, WI. Providers can have multiple locations; NPPES lists the primary practice address.

What is the NPI number for Stephen Barker?

The National Provider Identifier (NPI) for Stephen Barker is 1265450357, a Type 1 (individual) record in the CMS NPPES registry.

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.