Active NPI
Matthew John Markelz, ATC
- Athletic Trainer
- Ellisville, MO
National Provider Identifier
1609822006
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Athletic Trainer
- Practice address
- 15884 Manchester Rd
Ellisville, MO 63011-2208 - Phone
- (636) 391-5400
- NPI assigned
- May 26, 2006
- Last updated
- Jul 13, 2026
- 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 |
|---|---|---|---|---|
| Athletic Trainer | 2255A2300X | Primary |
Addresses
Primary practice location
15884 Manchester Rd
Ellisville, MO 63011-2208
Mailing address
707 Summersong Dr
O Fallon, MO 63366-3107
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Not enrolled
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Central Missouri Physical Therapy LLC | Past | Accepting new patients | |
| Prorehab PC | Past | Accepting new patients |
Organizations & group practices 2
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.
-
dba Peak Sport and Spine
- Physical Therapist
- Columbia, MO
- NPI 1558436592
-
- Physical Therapy Clinic/Center
- Ellisville, MO
- NPI 1760435440
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1148601600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1783900800000",
"number": "1609822006",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "707 SUMMERSONG DR",
"city": "O FALLON",
"state": "MO",
"postal_code": "633663107"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "15884 MANCHESTER RD",
"city": "ELLISVILLE",
"state": "MO",
"postal_code": "630112208",
"telephone_number": "636-391-5400"
}
],
"practiceLocations": [],
"basic": {
"last_name": "MARKELZ",
"first_name": "MATTHEW",
"middle_name": "JOHN",
"name_prefix": "Mr.",
"credential": "ATC",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2006-05-26",
"last_updated": "2026-07-13",
"status": "A"
},
"taxonomies": [
{
"code": "2255A2300X",
"taxonomy_group": "",
"desc": "Specialist/Technologist, Athletic Trainer",
"state": null,
"license": null,
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Ellisville, MO
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.