Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

David Howard Doak, PTA

Q: What is the NPI number for David Doak?

The National Provider Identifier (NPI) for David Doak is 1124123393, a Type 1 (individual) record in the CMS NPPES registry.

Physical Therapy Assistant in Johnson City, TN · enumerated 2006.

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

National Provider Identifier

1124123393

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Registry record

Entity type Individual (Type 1)

Name David Howard Doak

Credential PTA

Sex Male

Practice address 3209 Bristol Hwy, Johnson City, TN, 37601

Phone (423) 282-3311

Enumeration date Sep 13, 2006

Last updated in NPPES Jul 8, 2007

Taxonomy & licenses

225200000X Physical Therapy Assistant Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License 79 (TN) 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

Where does David Doak practice?

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

What is the NPI number for David Doak?

The National Provider Identifier (NPI) for David Doak is 1124123393, 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.