Active NPI
Karen Patrice Aycock, CRNA
- Certified Registered Nurse Anesthetist
- Houston, TX
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Certified Registered Nurse Anesthetist
- License
- AP131182
- Practice address
- 921 Gessner Rd
Houston, TX 77024-2501 - Phone
- (713) 242-3439
- Fax
- (517) 787-7365
- NPI assigned
- Jul 6, 2016
- Sex
- Female
- 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 |
|---|---|---|---|---|
| Certified Registered Nurse Anesthetist | 367500000X | AP131182 | TX | Primary |
| Certified Registered Nurse Anesthetist | 367500000X | C-APN.0106445-C-CRNA | CO |
Addresses
Primary practice location
921 Gessner Rd
Houston, TX 77024-2501
Mailing address
921 Gessner Rd
Houston, TX 77024-2501
Phone (713) 242-3439
Other practice location 1
400 W 16th St
Pueblo, CO 81003-2745
Phone (719) 584-4045
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in TX, CO
Enrollment records 2
Care Compare profile
Medicare Care Compare- Specialty
- Certified Registered Nurse Anesthetist (Crna)
- Education
- Other, 2011
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
1301 Wonder World Dr
Christus Santa Rosa San Marcos
San Marcos, TX 78666-7533
Phone (512) 753-3525
400 W 16TH St
Pueblo, CO 81003-2745
Phone (719) 584-4921
Hospital & facility affiliations
- Foundation Surgical Hospital of San Antonio
- Christus Spohn Hospital Corpus Christi
- Christus Santa Rosa Medical Center
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Certified Registered Nurse
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| C-APN.0106445-C-CRNA | CO | MD | Certified Registered Nurse Anesthetist |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Emergenchealth PLLC | Nurse Anesthetist, Certified Registered | Current | Accepting new patients |
| Texans Anesthesia Associates PLLC | Nurse Anesthetist, Certified Registered | Current | Accepting new patients |
Locations
1635 North Loop W
Houston, TX 77008
Phone (713) 867-2066
4219 Richmond Ave
Ste 100
Houston, TX 77027
Phone (713) 634-4433
9525 Katy Fwy
Ste 206
Houston, TX 77024
Phone (713) 400-2900
100 Medical Dr
Lake Jackson, TX 77566
Phone (713) 496-7555
7400 Barlite Blvd
San Antonio, TX 78224
Phone (210) 921-2000
1301 Wonder World Dr
San Marcos, TX 78666
Phone (512) 353-8979
15300 Southwest Fwy
Ste 100
Sugar Land, TX 77478
Phone (281) 274-6670
Organizations & group practices 4
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.
-
- Anesthesiology Physician
- Fort Worth, TX
- NPI 1467970897
Nurse Anesthetist, Certified Registered
-
- Anesthesiology Physician
- Webster, TX
- NPI 1275733982
Nurse Anesthetist, Certified Registered
-
- Anesthesiology Physician
- Houston, TX
- NPI 1275484990
-
- General Practice Physician
- Loveland, CO
- NPI 1225356868
Hospital & facility affiliations 3
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- General Acute Care Hospital
- San Antonio, TX
- NPI 1194787218
-
- General Acute Care Hospital
- Corpus Christi, TX
- NPI 1689641680
-
- General Acute Care Hospital
- San Antonio, TX
- NPI 1932284411
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1467763200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1778112000000",
"number": "1114379849",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "921 GESSNER RD",
"city": "HOUSTON",
"state": "TX",
"postal_code": "770242501",
"telephone_number": "713-242-3439"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "921 GESSNER RD",
"city": "HOUSTON",
"state": "TX",
"postal_code": "770242501",
"telephone_number": "713-242-3439",
"fax_number": "517-787-7365"
}
],
"practiceLocations": [
{
"address_1": "400 W 16th St",
"address_purpose": "LOCATION",
"city": "Pueblo",
"state": "CO",
"postal_code": "810032745",
"country_code": "US",
"telephone_number": "719-584-4045",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "AYCOCK",
"first_name": "KAREN",
"middle_name": "PATRICE",
"credential": "CRNA",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2016-07-06",
"last_updated": "2026-05-07",
"certification_date": "2026-05-07",
"status": "A"
},
"taxonomies": [
{
"code": "367500000X",
"taxonomy_group": "",
"desc": "Nurse Anesthetist, Certified Registered",
"state": "TX",
"license": "AP131182",
"primary": true
},
{
"code": "367500000X",
"taxonomy_group": "",
"desc": "Nurse Anesthetist, Certified Registered",
"state": "CO",
"license": "C-APN.0106445-C-CRNA",
"primary": false
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Houston, TX
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 7, 2026; 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.