Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
John Hammett, MPT
Physical Therapist in Sherman, TX · enumerated 2020.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1891315099
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Registry record
Entity type Individual (Type 1)
Name John Hammett
Credential MPT
Sex Male
Practice address 2909 Preston Club Dr, Sherman, TX, 75092
Phone (405) 204-8047
Enumeration date Apr 17, 2020
Last updated in NPPES Apr 17, 2020
Taxonomy & licenses
225100000X Physical Therapist Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License 1198200 (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.
Frequently asked questions
Where does John Hammett practice?
The practice location on file with NPPES is in Sherman, TX. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for John Hammett?
The National Provider Identifier (NPI) for John Hammett is 1891315099, a Type 1 (individual) record in the CMS NPPES registry.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2020-04-17.