NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Joseph M. Dzik, O.D.

Vision Therapy Optometrist in Chattanooga, TN · enumerated 2005.

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

National Provider Identifier

1316949696

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)
Name Dr. Joseph M. Dzik
Credential O.D.
Sex Male
Practice address 7329 Shallowford Rd, Chattanooga, TN, 37421
Phone (423) 899-2020
Fax (423) 899-3388
Enumeration date Jun 1, 2005
Last updated in NPPES Sep 11, 2025

Taxonomy & licenses

152W00000X Optometrist Eye and Vision Services Providers · License OD T470 (TN) Secondary
152WC0802X Corneal and Contact Management Optometrist Eye and Vision Services Providers · License OD T470 (TN) Secondary
152WL0500X Low Vision Rehabilitation Optometrist Eye and Vision Services Providers · License OD T470 (TN) Secondary
152WP0200X Pediatric Optometrist Eye and Vision Services Providers · License OD T470 (TN) Secondary
152WV0400X Vision Therapy Optometrist Eye and Vision Services Providers · License OD T470 (TN) Primary
OD · Doctor of Optometry: A licensed optometrist providing primary vision care, eye exams, and corrective lenses. About the OD credential

Other identifiers

Identifier Type State Issuer
3595635 Medicaid TN -

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 Joseph Dzik?
The National Provider Identifier (NPI) for Joseph Dzik is 1316949696, a Type 1 (individual) record in the CMS NPPES registry.
Where does Joseph Dzik practice?
The practice location on file with NPPES is in Chattanooga, TN. 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 2025-09-11.