He/she is a doctor who is extensively trained in nuclear medicine investigations and therapy procedures. The basic qualification to work as Nuclear Medicine Physician is MBBS and diploma (DRM) or degree (MD or DNB) in nuclear medicine recognized by the Medical Council of India or National Board of Examination, Ministry of Health and Family Welfare [1], or a local governing body in a particular country and is licensed and registered to practice as a Nuclear Medicine Physician. Apart from several responsibilities mentioned in different safety codes, he/she determines the nature of procedure, radiopharmaceutical, and the required quantity to be used for a particular patient.