Active NPI
Kenneth Marek, RRT
- Certified Respiratory Therapist
- Clinton, MO
National Provider Identifier
1336005214
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Certified Respiratory Therapist
- License
- 2020036610
- Practice address
- 1600 N 2ND St
Clinton, MO 64735-1297 - Phone
- (660) 885-5511
- NPI assigned
- Jan 5, 2026
- Sex
- Male
- Sole proprietor
- Yes
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 |
|---|---|---|---|---|
| Certified Respiratory Therapist | 227800000X | 2020036610 | MO | Primary |
Addresses
Primary practice location
1600 N 2ND St
Clinton, MO 64735-1297
Mailing address
1600 N 2ND St
Clinton, MO 64735-1297
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
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 2020036610 | MO | MD | Certified Respiratory Therapist |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1767571200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1767571200000",
"number": "1336005214",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "1600 N 2ND ST",
"city": "CLINTON",
"state": "MO",
"postal_code": "647351297"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1600 N 2ND ST",
"city": "CLINTON",
"state": "MO",
"postal_code": "647351297",
"telephone_number": "660-885-5511"
}
],
"practiceLocations": [],
"basic": {
"last_name": "MAREK",
"first_name": "KENNETH",
"credential": "RRT",
"sole_proprietor": "YES",
"sex": "M",
"enumeration_date": "2026-01-05",
"last_updated": "2026-01-05",
"certification_date": "2026-01-04",
"status": "A"
},
"taxonomies": [
{
"code": "227800000X",
"taxonomy_group": "",
"desc": "Respiratory Therapist, Certified",
"state": "MO",
"license": "2020036610",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Clinton, MO
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 5, 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.