Wockhardt Award for Excellence in Orthopaedics from Harvard Medical International, Boston, USA (2009). Korean Orthopaedic Association 50th Annual Congress Appreciation Award for excellence in Orthopaedic Oncology (2006). Japanese Orthopaedic Association Appreciation Award in acknowledgement of achievement in the Surgical Treatment of Bone Sarcomas in India (2004). Asian Association Dynamic Osteosynthesis Award for Dynamic Osteosynthesis (2003). International Cancer Technology Award - International Union against Cancer (UICC) (1999). British Orthopaedic Association Wishbone Trust Award - for excellence in Orthopaedic Oncology (1998).​​

Padma Shri Award by the Hon. President of India for Meritorious Services rendered to the Bone Cancer patients (2007). Dr. B. C. Roy National Award by the Medical Council of India in recognition of his contribution to society by Custom Mega Prosthesis in Bone Tumours (2004). National Award for the Welfare of Disabled by the Government of India in recognition of cost effective technological innovation of Custom Mega Prosthesis(2005). Lemelson Recognition and Mentoring Programme (L-Ramp) Innovation Award by the The Lemelson Foundation, USA & Indian Institute of Technology, Chennai in recognition of his innovation of Custom Mega Prosthesis (2005). Life Time Achievement Award by the Alumni Association of Sancheti Institute for excellence in Orthopaedics (2006). Award of Excellence by the Indian Orthopaedic Association for his contribution to Orthopaedic Oncology (2003). Dr. Subramanian Endowment Award by the Indian Association of Biomedical Scientists in recognition of his significant contributions for the advancement of biomedical sciences. Depuy Award – by the Indian Orthopaedic Association (1998).

Honorary Doctorate of Science (D.Sc.) by Madras University in recognition of his Meritorious Services to patients with Bone Tumours (2009). Honorary Doctorate of Science (D.Sc.) by the Sathyabama University in recognition of his contribution for the establishment of Orthopaedic Oncology and introducing the technology of Custom Mega Prosthesis in Bone Tumours (2007). Honorary Doctorate of Science (D.Sc.) by the Dr. M.G.R. Medical University in recognition of his contribution to society by Custom Mega Prosthesis in Bone Tumours (2007). Best Doctor Award by the Government of Tamil Nadu for services to the Disabled (2004). Life Time Achievement Award for Excellence in Orthopaedic Oncology -Tamil Nadu Orthopaedic Association (2000).