Active NPI
Clayton Barhorst, M.D.
- Pain Medicine (Anesthesiology) Physician
- Tomball, TX
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Pain Medicine (Anesthesiology) Physician
- License
- Q6729
- Practice address
- 13603 Michel Rd
Tomball, TX 77375-6410 - Phone
- (281) 351-7261
- Fax
- (281) 351-2515
- NPI assigned
- May 21, 2012
- 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 4
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Pain Medicine Physician | 208VP0000X | Q6729 | TX | |
| Interventional Pain Medicine Physician | 208VP0014X | Q6729 | TX | |
| Anesthesiology Physician | 207L00000X | Q6729 | TX | |
| Pain Medicine (Anesthesiology) Physician | 207LP2900X | Q6729 | TX | Primary |
Addresses
Primary practice location
13603 Michel Rd
Tomball, TX 77375-6410
Mailing address
PO Box 5730
Belfast, ME 04915-5700
Other practice location 1
9319 Pinecroft Dr Ste 200
The Woodlands, TX 77380-3485
Phone (281) 351-7261
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
Care Compare profile
Medicare Care Compare- Specialty
- Interventional Pain Management
- Education
- Other, 2012
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
13603 Michel Rd
Tomball, TX 77375-6410
Phone (281) 351-7261
9201 Pinecroft Dr
Suite 200
Shenandoah, TX 77380-3889
Phone (832) 953-2280
Hospital & facility affiliations
- Tops Surgical Specialty Hospital
- Houston Methodist Willowbrook Hospital
- HCA Houston Healthcare Tomball
Merit-based Incentive Payment System (MIPS)
- Final score
- 99.81 of 100
- Quality
- 95.48
- Promoting interoperability
- 100
- Improvement activities
- 40
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| Q6729 | TX | MD | Anesthesiology Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Cypresswood Surgery Center LLC | Current | Accepting new patients | |
| Legacy Pain Associates, P.a. | Pain Medicine | Current | Accepting new patients |
| BHS Physicians Network, Inc | Current | Accepting new patients | |
| Legacy Anesthesia Associates PA | Anesthesiology | Current | Accepting new patients |
| BHS Physicians Network, Inc | Current | Accepting new patients | |
| BHS Physicians Network, Inc | Current | Accepting new patients | |
| BHS Specialty Network Inc | Past | Accepting new patients | |
| New Medical Horizons II, LTD. | Interventional Pain Medicine | Past | Accepting new patients |
Locations
5655 W Sam Houston Pkwy N
Houston, TX 77041
Phone (281) 500-8900
9920 Cypresswood Dr
Houston, TX 77070
Phone (281) 955-5585
3903 Wiseman Blvd
Ste 100
San Antonio, TX 78251
Phone (210) 681-0126
3903 Wiseman Blvd
San Antonio, TX 78251
Phone (210) 681-0126
9201 Pinecroft Dr
Ste 200
Shenandoah, TX 77380
Phone (281) 394-4704
9319 Pinecroft Dr
The Woodlands, TX 77380
Phone (281) 298-1129
9319 Pinecroft Dr
Ste 200
The Woodlands, TX 77380
Phone (281) 351-7261
13406 Medical Complex Dr
Ste 180
Tomball, TX 77375
Phone (281) 290-0786
13603 Michel Rd
Tomball, TX 77375
Phone (281) 351-7261
Interoperability endpoints
- clayton.barhorst.1@1438.direct.athenahealth.com
- https://fhir4.healow.com/fhir/r4/BBJJAD/Endpoint/BBJJAD
Organizations & group practices 8
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.
-
dba Surgical Oncology Associates of South Texas
- Family Medicine Physician
- San Antonio, TX
- NPI 1598958431
-
- Anesthesiology Physician
- Shenandoah, TX
- NPI 1013406594
-
- Pain Medicine Physician
- Shenandoah, TX
- NPI 1659485894
-
dba Orthopedic Performance Institute
- Durable Medical Equipment & Medical Supplies
- Boerne, TX
- NPI 1730079286
-
dba Legent Surgery Center Cypresswood
- Ambulatory Surgical Clinic/Center
- Houston, TX
- NPI 1487604500
-
dba Heart & Vascular Institute of Texas
- Cardiovascular Disease Physician
- San Antonio, TX
- NPI 1831492651
-
dba Cypress Fairbanks Medical Center Hospital
- General Acute Care Hospital
- Houston, TX
- NPI 1477583334
Interventional Pain Medicine
Hospital & facility affiliations 3
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
dba Houston Methodist Willowbrook Hospital
- General Acute Care Hospital
- Houston, TX
- NPI 1871619254
-
dba HCA Houston Healthcare Tomball
- General Acute Care Hospital
- Tomball, TX
- NPI 1750819025
-
dba TOPS Surgical Specialty Hospital
- General Acute Care Hospital
- Houston, TX
- NPI 1144203662
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1337558400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1774483200000",
"number": "1073873386",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "PO BOX 5730",
"city": "BELFAST",
"state": "ME",
"postal_code": "049155700"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "13603 MICHEL RD",
"city": "TOMBALL",
"state": "TX",
"postal_code": "773756410",
"telephone_number": "281-351-7261",
"fax_number": "281-351-2515"
}
],
"practiceLocations": [
{
"address_1": "9319 Pinecroft Dr Ste 200",
"address_purpose": "LOCATION",
"city": "The Woodlands",
"state": "TX",
"postal_code": "773803485",
"country_code": "US",
"telephone_number": "281-351-7261",
"fax_number": "281-351-2515",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "BARHORST",
"first_name": "CLAYTON",
"credential": "M.D.",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2012-05-21",
"last_updated": "2026-03-26",
"certification_date": "2026-03-26",
"status": "A"
},
"taxonomies": [
{
"code": "208VP0000X",
"taxonomy_group": "",
"desc": "Pain Medicine, Pain Medicine",
"state": "TX",
"license": "Q6729",
"primary": false
},
{
"code": "208VP0014X",
"taxonomy_group": "",
"desc": "Pain Medicine, Interventional Pain Medicine",
"state": "TX",
"license": "Q6729",
"primary": false
},
{
"code": "207L00000X",
"taxonomy_group": "",
"desc": "Anesthesiology",
"state": "TX",
"license": "Q6729",
"primary": false
},
{
"code": "207LP2900X",
"taxonomy_group": "",
"desc": "Anesthesiology, Pain Medicine",
"state": "TX",
"license": "Q6729",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Tomball, TX
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 26, 2026; 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.