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

Timothy Gerald Hartmuller, BFA, BHRS

Rehabilitation Counselor in Oklahoma City, OK · enumerated 2013.

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

National Provider Identifier

1801135801

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Registry record

Entity type Individual (Type 1)

Name Timothy Gerald Hartmuller

Credential BFA, BHRS

Sex Male

Practice address Oklahoma City, OK, 73112

Phone (405) 702-9032

Enumeration date Feb 11, 2013

Last updated in NPPES Feb 11, 2013

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

Taxonomy & licenses

225C00000X Rehabilitation Counselor Respiratory, Developmental, Rehabilitative and Restorative 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.

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Frequently asked questions

Where does Timothy Hartmuller practice?

The practice location on file with NPPES is in Oklahoma City, OK. Providers can have multiple locations; NPPES lists the primary practice address.

What is the NPI number for Timothy Hartmuller?

The National Provider Identifier (NPI) for Timothy Hartmuller is 1801135801, a Type 1 (individual) record in the CMS NPPES registry.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2013-02-11.