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

Jeffrey Allen Chapman, B.S.

Mental Health Counselor in Bartlesville, OK · enumerated 2007.

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

National Provider Identifier

1376743930

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Registry record

Entity type Individual (Type 1)

Name Jeffrey Allen Chapman

Credential B.S.

Sex Male

Practice address Bartlesville, OK, 74003

Phone (918) 337-8080

Fax (918) 337-8099

Enumeration date Jul 23, 2007

Last updated in NPPES Aug 9, 2011

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

Taxonomy & licenses

101YM0800X Mental Health Counselor Behavioral Health & Social Service Providers 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 Jeffrey Chapman?

The National Provider Identifier (NPI) for Jeffrey Chapman is 1376743930, a Type 1 (individual) record in the CMS NPPES registry.

Where does Jeffrey Chapman practice?

The practice location on file with NPPES is in Bartlesville, OK. 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 2011-08-09.