An active member of Association of Radiation Oncologists of India, European Society of Therapeutic Radiation Oncologists, and Association of Gynecological Oncologists of India; he is involved in holding camps, CME, and public awareness campaigns for early cancer detection and cancer prevention.Dr. Harpreet Singh's special interests include head and neck cancers, oral cancers, brain tumors, cervical cancer, uterine cancer, prostate cancer, lung cancer, breast cancer, bladder cancer, esophageal cancer and pancreatic cancer.