Active NPI
Nicholas Patrick Carling, M.D.
- Pediatric Anesthesiology Physician
- Dallas, TX
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Pediatric Anesthesiology Physician
- License
- MD435369
- Practice address
- 12222 Merit Dr Ste 600
Dallas, TX 75251-3294 - Phone
- (972) 715-5000
- Fax
- (972) 715-9976
- NPI assigned
- Apr 7, 2009
- Last updated
- Jul 31, 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 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Pediatric Anesthesiology Physician | 207LP3000X | N2431 | TX | |
| Pediatric Anesthesiology Physician | 207LP3000X | MD435369 | PA | Primary |
Addresses
Primary practice location
12222 Merit Dr Ste 600
Dallas, TX 75251-3294
Mailing address
3206 Revere St Apt 310
Houston, TX 77098-2239
Phone (832) 654-0721
Other practice location 1
4845 Alameda Ave
El Paso, TX 79905-2705
Phone (915) 298-5444
Other practice location 2
6621 Fannin St
Suite A-300 MC 2-1495
Houston, TX 77030-2303
Phone (832) 824-5800
Other practice location 3
910 E Houston St Ste 400
Tyler, TX 75702-8368
Phone (903) 531-4268
Other practice location 4
800 E Dawson St
Tyler, TX 75701-2036
Phone (903) 606-4500
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
- Anesthesiology
- Education
- University of Texas Medical Branch at Galveston, 2004
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
6651 Main St
Houston, TX 77030-2351
Phone (832) 826-3000
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| MD435369 | PA | MD | Pediatric Anesthesiology Physician |
| N2431 | TX | MD | Pediatric Anesthesiology Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| U S Anesthesia Partners of Texas, PA | Anesthesiology | Current | Accepting new patients |
| U. S. Anesthesia Partners of Texas, P.a., | Anesthesiology | Current | Accepting new patients |
| Children's Physician Services of South Texas | Current | Accepting new patients | |
| Children's Physician Services of South Texas | Current | Accepting new patients |
Locations
3533 S Alameda St
Corpus Christi, TX 78411
Phone (361) 694-5445
12222 Merit Dr
Ste 600
Dallas, TX 75251
Phone (972) 776-3185
4845 Alameda Ave
El Paso, TX 79905
Phone (915) 215-5700
7600 Beechnut St
Houston, TX 77074
Phone (713) 456-5000
100 Medical Dr
Lake Jackson, TX 77566
Phone (713) 496-7555
6801 Emmett F Lowry Expy
Texas City, TX 77591
Phone (409) 938-5095
500 W Medical Center Blvd
Webster, TX 77598
Phone (713) 447-4650
Interoperability endpoints
- ncarling7910@prddirect.texaschildrens.org
Organizations & group practices 5
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.
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-
dba Greater Houston Anesthesiology, P.A.
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- NPI 1548208564
-
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- NPI 1053800391
Anesthesiology
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1239062400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1785456000000",
"number": "1821231754",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "3206 REVERE ST APT 310",
"city": "HOUSTON",
"state": "TX",
"postal_code": "770982239",
"telephone_number": "832-654-0721"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "12222 MERIT DR STE 600",
"city": "DALLAS",
"state": "TX",
"postal_code": "752513294",
"telephone_number": "972-715-5000",
"fax_number": "972-715-9976"
}
],
"practiceLocations": [
{
"address_1": "4845 Alameda Ave",
"address_purpose": "LOCATION",
"city": "El Paso",
"state": "TX",
"postal_code": "799052705",
"country_code": "US",
"telephone_number": "915-298-5444",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "6621 Fannin St",
"address_2": "Suite A-300 MC 2-1495",
"address_purpose": "LOCATION",
"city": "Houston",
"state": "TX",
"postal_code": "770302303",
"country_code": "US",
"telephone_number": "832-824-5800",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "910 E Houston St Ste 400",
"address_purpose": "LOCATION",
"city": "Tyler",
"state": "TX",
"postal_code": "757028368",
"country_code": "US",
"telephone_number": "903-531-4268",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "800 E Dawson St",
"address_purpose": "LOCATION",
"city": "Tyler",
"state": "TX",
"postal_code": "757012036",
"country_code": "US",
"telephone_number": "903-606-4500",
"fax_number": "903-606-5448",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "CARLING",
"first_name": "NICHOLAS",
"middle_name": "PATRICK",
"name_prefix": "Dr.",
"credential": "M.D.",
"sole_proprietor": "YES",
"sex": "M",
"enumeration_date": "2009-04-07",
"last_updated": "2026-07-31",
"certification_date": "2026-07-31",
"status": "A"
},
"taxonomies": [
{
"code": "207LP3000X",
"taxonomy_group": "",
"desc": "Anesthesiology, Pediatric Anesthesiology",
"state": "TX",
"license": "N2431",
"primary": false
},
{
"code": "207LP3000X",
"taxonomy_group": "",
"desc": "Anesthesiology, Pediatric Anesthesiology",
"state": "PA",
"license": "MD435369",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Dallas, TX
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 31, 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.