Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
William E Landefield
Orthotic Fitter in Houston, TX · enumerated 2012.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1346508405
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Registry record
Entity type Individual (Type 1)
Name William E Landefield
Sex Male
Practice address 11155 Main St, Houston, TX, 77025
Phone (713) 474-4171
Fax (713) 747-4249
Enumeration date Apr 26, 2012
Last updated in NPPES Apr 26, 2012
Taxonomy & licenses
225000000X Orthotic Fitter Respiratory, Developmental, Rehabilitative and Restorative Service Providers 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.
Frequently asked questions
Where does William Landefield practice?
The practice location on file with NPPES is in Houston, TX. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for William Landefield?
The National Provider Identifier (NPI) for William Landefield is 1346508405, 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 2012-04-26.