Active NPI
John Charles Dominguez Jr., EMT-P, ATP
- Emergency Medicine Physician
- San Antonio, TX
National Provider Identifier
1245109529
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Emergency Medicine Physician
- License
- 1922065234
- Practice address
- 104 Sheffield
San Antonio, TX 78213-2625 - Phone
- (910) 578-1274
- NPI assigned
- Nov 4, 2025
- 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 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Emergency Medicine Physician | 207P00000X | 1922065234 | TX | Primary |
Addresses
Primary practice location
104 Sheffield
San Antonio, TX 78213-2625
Mailing address
104 Sheffield
San Antonio, TX 78213-2625
Phone (910) 578-1274
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
- Credentials
- Emergency Medical Technician - Paramedic
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 1922065234 | TX | MD | Emergency Medicine Physician |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1762214400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1762214400000",
"number": "1245109529",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "104 SHEFFIELD",
"city": "SAN ANTONIO",
"state": "TX",
"postal_code": "782132625",
"telephone_number": "910-578-1274"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "104 SHEFFIELD",
"city": "SAN ANTONIO",
"state": "TX",
"postal_code": "782132625",
"telephone_number": "910-578-1274"
}
],
"practiceLocations": [],
"basic": {
"last_name": "DOMINGUEZ",
"first_name": "JOHN",
"middle_name": "CHARLES",
"name_prefix": "Mr.",
"name_suffix": "Jr.",
"credential": "EMT-P, ATP",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2025-11-04",
"last_updated": "2025-11-04",
"certification_date": "2025-11-04",
"status": "A"
},
"taxonomies": [
{
"code": "207P00000X",
"taxonomy_group": "",
"desc": "Emergency Medicine",
"state": "TX",
"license": "1922065234",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in San Antonio, TX
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Nov 4, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.