Karwan Sub-Center
| Hospital Name | Karwan Sub-Center |
| Address | Karwa |
| Address Line2 | Karwa, Gothahula |
| Phone No. | N. A. |
| Mobile No. | N. A. |
| Facility | SubCentre |
| State | Bihar |
| District | Bhojpur |
| Taluka | Arrah |
| Block | Arrah |
| GPS Location | Latitude: 25.466 |
| Longitude: 84.522 |
Karwan Sub-Center hospital is a SubCentre in Arrah. It is located in Bhojpur district of Bihar state. The GPS Location of this hospital is shown in the map below.