Active NPI
Thomas Michael Hillis, MD
- Surgery Physician
- Texarkana, AR
National Provider Identifier
1972504884
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Surgery Physician
- License
- F4867
- Practice address
- 6412 Windy Hill Dr
Texarkana, AR 71854-8198 - Phone
- (870) 330-4577
- Fax
- (903) 614-3525
- NPI assigned
- Aug 2, 2005
- 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 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Surgery Physician | 208600000X | C4830 | AR | |
| Surgery Physician | 208600000X | F4867 | TX | Primary |
Addresses
Primary practice location
6412 Windy Hill Dr
Texarkana, AR 71854-8198
Mailing address
2900 Saint Michael Dr Ste 307
Texarkana, TX 75503-2343
Phone (903) 614-5356
Other identifiers 2
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 115216702 | Medicaid | TX | |
| 107509001 | Medicaid | AR |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in TX
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 1
| Enrollment ID | State | Provider type | PAC ID | Details |
|---|---|---|---|---|
| I20090408000521 | TX | Practitioner - General Surgery | 2062425861 | Practice locations: Texarkana, TX |
Care Compare profile
Medicare Care Compare- Specialty
- General Surgery
- Education
- University of Arkansas College of Medicine, 1974
- Medicare assignment
- May accept Medicare assignment
Practice addresses (Care Compare)
2600 Saint Michael Dr
Texarkana, TX 75503-2372
Phone (903) 614-5350
Hospital & facility affiliations
- Christus St Michael Health System
- Sevier County Medical Center
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| C4830 | AR | MD | Surgery Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Collom & Carney Clinic Association | Current | Accepting new patients | |
| Collom & Carney Clinic Association | Current | Accepting new patients | |
| Collom & Carney Clinic Association | Current | Accepting new patients |
Locations
5002 Cowhorn Creek Rd
Texarkana, TX 75503
Phone (903) 614-3008
Interoperability endpoints
- tmichael.hillis.p1@direct.collom-carney.nextgenshare.com
Organizations & group practices 3
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.
-
- Cardiovascular Disease Physician
- Texarkana, TX
- NPI 1013252279
-
- Clinical Medical Laboratory
- Texarkana, TX
- NPI 1164405296
-
- Pain Medicine (Anesthesiology) Physician
- Texarkana, TX
- NPI 1962829747
Hospital & facility affiliations 3
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- Critical Access Hospital
- De Queen, AR
- NPI 1386367506
-
- General Acute Care Hospital
- Texarkana, TX
- NPI 1295736734
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1122940800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1742256000000",
"number": "1972504884",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "2900 SAINT MICHAEL DR STE 307",
"city": "TEXARKANA",
"state": "TX",
"postal_code": "755032343",
"telephone_number": "903-614-5356",
"fax_number": "903-614-5399"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "6412 WINDY HILL DR",
"city": "TEXARKANA",
"state": "AR",
"postal_code": "718548198",
"telephone_number": "870-330-4577",
"fax_number": "903-614-3525"
}
],
"practiceLocations": [],
"basic": {
"last_name": "HILLIS",
"first_name": "THOMAS",
"middle_name": "MICHAEL",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2005-08-02",
"last_updated": "2025-03-18",
"certification_date": "2025-03-18",
"status": "A"
},
"taxonomies": [
{
"code": "208600000X",
"taxonomy_group": "",
"desc": "Surgery",
"state": "AR",
"license": "C4830",
"primary": false
},
{
"code": "208600000X",
"taxonomy_group": "",
"desc": "Surgery",
"state": "TX",
"license": "F4867",
"primary": true
}
],
"identifiers": [
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "115216702",
"state": "TX"
},
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "107509001",
"state": "AR"
}
],
"endpoints": [],
"other_names": []
}
Other providers in Texarkana, AR
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 18, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
- 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.