Dr. SKS Marya is the Chairman Bone and Joint Institute Medanta The Medicity, Gurugram, India. He has been in the field of medicine and orthopedic surgery for over 35 years. Till date, Dr. Sanjiv Kumar Singh Marya has conducted over 15,000 joint replacement surgeries including more than 3,500 simultaneous knee replacement surgeries (bilateral total knee replacements) and 3000 hip replacement surgeries. Best Knee Replacement Surgeon in Gurugram has conducted around 283 lectures across the world.