Active NPI
Gopalasamy Durairaj, M.D.
- Emergency Medical Services (Emergency Medicine) Physician
- Katy, TX
National Provider Identifier
1841282548
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Emergency Medical Services (Emergency Medicine) Physician
- License
- G4567
- Practice address
- 23900 Katy Freeway
Katy, TX 77494 - Phone
- (281) 644-7111
- Fax
- (281) 644-7011
- NPI assigned
- Aug 18, 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 |
|---|---|---|---|---|
| Emergency Medicine Physician | 207P00000X | G4567 | TX | |
| Emergency Medical Services (Emergency Medicine) Physician | 207PE0004X | G4567 | TX | Primary |
Addresses
Primary practice location
23900 Katy Freeway
Katy, TX 77494
Mailing address
3211 Winding Lake Way
Katy, TX 77450
Phone (281) 395-1225
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)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| G4567 | TX | MD | Emergency Medical Services (Emergency Medicine) Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Texas Em-1 Medical Services PA | Emergency Medicine | Past | Accepting new patients |
| Greater Texas Emergency Consultants, P.a. | Emergency Medicine | Past | Accepting new patients |
Organizations & group practices 2
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.
-
- Emergency Medicine Physician
- Houston, TX
- NPI 1043296932
-
- Emergency Medicine Physician
- Houston, TX
- NPI 1679648695
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1124323200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1757548800000",
"number": "1841282548",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "3211 WINDING LAKE WAY",
"city": "KATY",
"state": "TX",
"postal_code": "77450",
"telephone_number": "281-395-1225",
"fax_number": "281-395-1225"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "23900 KATY FREEWAY",
"city": "KATY",
"state": "TX",
"postal_code": "77494",
"telephone_number": "281-644-7111",
"fax_number": "281-644-7011"
}
],
"practiceLocations": [],
"basic": {
"last_name": "DURAIRAJ",
"first_name": "GOPALASAMY",
"name_prefix": "Dr.",
"credential": "M.D.",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2005-08-18",
"last_updated": "2025-09-11",
"status": "A"
},
"taxonomies": [
{
"code": "207P00000X",
"taxonomy_group": "",
"desc": "Emergency Medicine",
"state": "TX",
"license": "G4567",
"primary": false
},
{
"code": "207PE0004X",
"taxonomy_group": "",
"desc": "Emergency Medicine, Emergency Medical Services",
"state": "TX",
"license": "G4567",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Katy, TX
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 11, 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.