Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Duane A. Williams, PT, DSC, MA

Physical Therapist in Johnson City, TN · enumerated 2012 · practices at Etsu Behavioral Health and Wellness Clinic.

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

National Provider Identifier

1144573114

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Registry record

Entity type Individual (Type 1)

Name Duane A. Williams

Credential PT, DSC, MA

Sex Male

Practice address 807 University Pkwy, Box 70403, Johnson City, TN, 37614

Phone (423) 439-4071

Fax (423) 439-4060

Enumeration date Oct 16, 2012

Last updated in NPPES Oct 16, 2012

Taxonomy & licenses

225100000X Physical Therapist Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License PT0000001193 (TN) Primary

PT · Physical Therapist: A licensed movement specialist treating injury and disability through exercise and rehabilitation. About the PT credential

Other identifiers

Identifier	Type	State	Issuer
PT0000001193	Other	TN	ST LIC

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 Duane Williams?

The National Provider Identifier (NPI) for Duane Williams is 1144573114, a Type 1 (individual) record in the CMS NPPES registry.

Where does Duane Williams practice?

The practice location on file with NPPES is in Johnson City, TN. 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 2012-10-16.