Maddur Sub-Center
| Hospital Name | Maddur Sub-Center |
| Address | Health Sub Centre |
| Address Line2 | Thandumariyamman Koil Street, Near Kali Koil |
| Location | Maddur |
| Phone No. | N. A. |
| Mobile No. | N. A. |
| Facility | SubCentre |
| State | Tamil Nadu |
| District | Thiruvallur |
| Taluka | Tiruttani |
| Block | Tiruttani |
| GPS Location | Latitude: 13.2521 |
| Longitude: 79.5562 |
Maddur Sub-Center hospital is a SubCentre in Tiruttani. It is located in Thiruvallur district of Tamilnadu state. The GPS Location of this hospital is shown in the map below.