Thokkavadi Sub-Center
| Hospital Name | Thokkavadi Sub-Center |
| Address | Thokkavadi Hsc |
| Address Line2 | Amman Kovil St, Near Amman Kovil |
| Location | Melanaimangalam |
| Phone No. | N. A. |
| Mobile No. | N. A. |
| Facility | SubCentre |
| State | Tamil Nadu |
| District | Tiruvannamalai |
| Taluka | Chengam |
| Block | Chengam |
| GPS Location | Latitude: 12.2998 |
| Longitude: 78.8103 |
Thokkavadi Sub-Center hospital is a SubCentre in Chengam. It is located in Tiruvannamalai district of Tamilnadu state. The GPS Location of this hospital is shown in the map below.