NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Thomas Arthur Ladanyi, D.C.

Chiropractor in Zephyrhills, FL · enumerated 2006.

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

National Provider Identifier

1336221209

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Registry record

Entity type Individual (Type 1)
Name Dr. Thomas Arthur Ladanyi
Credential D.C.
Sex Male
Practice address 37310 Pure Water Way, Zephyrhills, FL, 33542
Fax (813) 395-8830
Enumeration date Oct 20, 2006
Last updated in NPPES Jul 8, 2026

Taxonomy & licenses

111N00000X Chiropractor Chiropractic Providers · License CH 7534 (FL) Primary
DC · Doctor of Chiropractic: A licensed chiropractor focusing on musculoskeletal and nervous system disorders. About the DC credential

Other identifiers

Identifier Type State Issuer
843096852 Medicaid FL -

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

Is this the official NPI registry?
No. NPI Portal is a private site built on public CMS NPPES data. The official registry is npiregistry.cms.hhs.gov, operated by CMS.
What specialty is Thomas Ladanyi?
Thomas Ladanyi is registered in NPPES with the primary taxonomy of Chiropractor. The taxonomy code describes the provider's classification and area of specialization for claims and credentialing.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-07-08.