Tomo Riba Institute of Health and Medical Sciences is the first medical college of Arunachal Pradesh situated at Naharlagun town of Papum Pare district.

[1] The Tomo Riba Institute of Health and Medical Sciences college and hospital have 100 MBBS seats and a 300 bedded hospital.

[2] The Institute is named after Tomo Riba, 2nd chief minister of Arunachal Pradesh.

[3] TRIHMS offers undergraduate and postgraduate courses in various medical and health sciences disciplines, including MBBS, B.Sc.

The institute also has a strong research focus, with ongoing research projects in various medical and health sciences fields.