Active NPI
Trevor Thier, DPT
- Physical Therapist
- Fenton, MO
National Provider Identifier
1881572923
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Physical Therapist
- License
- 2025034730
- Practice address
- 1391 Smizer Mill Rd Ste 100
Fenton, MO 63026-7306 - Phone
- (636) 305-3000
- NPI assigned
- Aug 26, 2025
- Sex
- Male
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Physical Therapist | 225100000X | 2025034730 | MO | Primary |
Addresses
Primary practice location
1391 Smizer Mill Rd Ste 100
Fenton, MO 63026-7306
Mailing address
14515 N Outer 40 Rd Ste 110
Chesterfield, MO 63017-5746
Phone (314) 434-8680
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in MO
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Physical Therapist in Private Practice
- Education
- Other
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
1391 Smizer Mill Rd
Suite 100
Fenton, MO 63026-7306
Phone (636) 305-3000
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 2025034730 | MO | MD | Physical Therapist |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Atr Hand Therapy LLC | Physical Therapist | Current | Accepting new patients |
Locations
1391 Smizer Mill Rd
Ste 100
Fenton, MO 63026
Phone (314) 434-6060
14515 North Outer 40 Rd
Ste 110
Town and Country, MO 63017
Phone (314) 434-6060
Organizations & group practices 1
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1756166400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1756166400000",
"number": "1881572923",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "14515 N OUTER 40 RD STE 110",
"city": "CHESTERFIELD",
"state": "MO",
"postal_code": "630175746",
"telephone_number": "314-434-8680"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1391 SMIZER MILL RD STE 100",
"city": "FENTON",
"state": "MO",
"postal_code": "630267306",
"telephone_number": "636-305-3000"
}
],
"practiceLocations": [],
"basic": {
"last_name": "THIER",
"first_name": "TREVOR",
"credential": "DPT",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2025-08-26",
"last_updated": "2025-08-26",
"certification_date": "2025-08-26",
"status": "A"
},
"taxonomies": [
{
"code": "225100000X",
"taxonomy_group": "",
"desc": "Physical Therapist",
"state": "MO",
"license": "2025034730",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Fenton, MO
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 26, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
- Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.