Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Barry Peterson, CSW

Clinical Social Worker in Cheyenne, WY · enumerated 2011.

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

National Provider Identifier

1821381906

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Registry record

Entity type Individual (Type 1)

Name Barry Peterson

Credential CSW

Sex Male

Practice address Cheyenne, WY, 82009

Phone (307) 633-8040

Enumeration date May 23, 2011

Last updated in NPPES May 23, 2011

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

1041C0700X Clinical Social Worker Behavioral Health & Social Service Providers · License CSW-115 (WY) Primary

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 Barry Peterson?

The National Provider Identifier (NPI) for Barry Peterson is 1821381906, a Type 1 (individual) record in the CMS NPPES registry.

Where does Barry Peterson practice?

The practice location on file with NPPES is in Cheyenne, WY. 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 2011-05-23.