Modaiyur Sub-Center
| Hospital Name | Modaiyur Sub-Center |
| Address | Modaiyur Hsc |
| Address Line2 | Throwbathiamman Kovil Street, Libraury |
| Location | Modaiyur |
| Phone No. | N. A. |
| Mobile No. | N. A. |
| Facility | SubCentre |
| State | Tamil Nadu |
| District | Villupuram |
| Taluka | Gingee |
| Block | Vallam |
| GPS Location | Latitude: 12.2493 |
| Longitude: 79.5491 |
Modaiyur Sub-Center hospital is a SubCentre in Vallam. It is located in Villupuram district of Tamilnadu state. The GPS Location of this hospital is shown in the map below.