Karnatham Sub-Center
| Hospital Name | Karnatham Sub-Center |
| Address | Danida |
| Address Line2 | Nerinjipettai Street, Primary School |
| Location | Karnathan |
| Phone No. | N. A. |
| Mobile No. | N. A. |
| Facility | SubCentre |
| State | Tamil Nadu |
| District | Cuddalore |
| Taluka | Virudhachalam |
| Block | Virudhachalam MPTY |
| GPS Location | Latitude: 11.6296 |
| Longitude: 79.266 |
Karnatham Sub-Center hospital is a SubCentre in Virudhachalam MPTY. It is located in Cuddalore district of Tamilnadu state. The GPS Location of this hospital is shown in the map below.