His areas of work include innovations in the treatment of abdominal aortic aneurysms and peripheral arterial disease.

He obtained his MBBS at Grant Medical College in Mumbai and completed his surgery residency at Temple University's Episcopal Campus in Philadelphia, Pennsylvania.

He went on to complete a vascular surgery fellowship under surgeon Ted Diethrich at the Arizona Heart Hospital,[1][2] where he practiced for 20 years.

[4] Ramaiah has co-authored over 90 scholarly papers[5] and continues to work in the research and development of new minimally-invasive vascular surgery technologies.

[7] In February 2020, Ramaiah performed the first skin-puncture bypass in Arizona[8] on a patient with a complete occlusion of the femoral artery as part of the DETOUR II clinical trial.