NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mr. Dennis Dwain Hall, L.C.D.C.

Addiction (Substance Use Disorder) Counselor in Austin, TX · enumerated 2009.

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

National Provider Identifier

1164661492

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)
Name Mr. Dennis Dwain Hall
Credential L.C.D.C.
Sex Male
Practice address 4403 Manchaca Rd, Suite B, Austin, TX, 78745
Fax (512) 383-1044
Enumeration date Feb 10, 2009
Last updated in NPPES Feb 10, 2009

Taxonomy & licenses

101YA0400X Addiction (Substance Use Disorder) Counselor Behavioral Health & Social Service Providers · License 1531 (TX) 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 Dennis Hall?
The National Provider Identifier (NPI) for Dennis Hall is 1164661492, a Type 1 (individual) record in the CMS NPPES registry.
Where does Dennis Hall practice?
The practice location on file with NPPES is in Austin, TX. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

Browse all →

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2009-02-10.