[4] He is the founder of the Minimal Access, Metabolic & Bariatric Surgery Centre at the Sir Ganga Ram Hospital, New Delhi[2] and has served as the Honorary Surgeon to the President of India, Dalai Lama and the Indian Armed Forces (AFMS).

When minimally invasive surgical method was first developed in France in 1989, Chowbey underwent training in the procedure at Singapore General Hospital from the pioneers of the technology such as Mohan Chellappa which helped him to perform the first Laparoscopic Cholecystectomy in North India.

He sits in the Board of Governors of the Gasless Laparoscopic and Endoscopic Surgeons Society International and is the Advisor to the Asia Pacific Endosurgery Task Force (AETF).

[14] Dr Chowbey also has a Limca Book of Record for establishing the first dedicated Department of Minimal Access Surgery (MAS ) in the Asian subcontinent in 1995[15][9] The Government of India awarded him the civilian honour of the Padma Shri in 2002.

This concept was a breakthrough surgical treatment for anal fistulas as it has a very short recovery period, requires no dressings and there are no chances of loss of control (fecal incontinence).