Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Mitchell Hammack, DPT
Physical Therapist in O Fallon, MO · enumerated 2021.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1477146462
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Registry record
Entity type Individual (Type 1)
Name Mitchell Hammack
Credential DPT
Sex Male
Practice address 4273 Keaton Crossing Blvd, O Fallon, MO, 63368
Phone (636) 206-6540
Enumeration date Feb 19, 2021
Last updated in NPPES Feb 19, 2021
Taxonomy & licenses
225100000X Physical Therapist Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License 2021006186 (MO) Primary
DPT · Doctor of Physical Therapy: A physical therapist holding the clinical doctorate now standard for the profession.
About the DPT credential
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
What is the NPI number for Mitchell Hammack?
The National Provider Identifier (NPI) for Mitchell Hammack is 1477146462, a Type 1 (individual) record in the CMS NPPES registry.
Where does Mitchell Hammack practice?
The practice location on file with NPPES is in O Fallon, MO. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Jessica Boyer Physical Therapist · O Fallon, MO NPI 1972766830 Christine Lucke Physical Therapist · O Fallon, MO NPI 1215166525 Axes Physical Therapy, LLC Physical Therapy Clinic/Center · O Fallon, MO NPI 1003280421 Anthony Pope Physical Therapist · O Fallon, MO NPI 1083149686 Alexa Gutierrez Orthopedic Physical Therapist · Ofallon, MO NPI 1134606239 Drew Dudek Physical Therapist · O Fallon, MO NPI 1427530724 Axes Physical Therapy, LLC Prosthetic/Orthotic Supplier · O Fallon, MO NPI 1508330994 Jessica Stumpf Physical Therapist · O Fallon, MO NPI 1851969430
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2021-02-19.