Joseph’s Hospital and Medical Center. Dr. Roy is an internist and accepts inpatient consultations with Dignity Health Hospitalist Group. Dr. Roy’s interest is in internal medicine. He is a member of the American College of Physicians, American Medical Association, ACP Arizona Chapter IMG Committee, House Staff Leadership and Research Committee at St. Joseph’s Hospital and Medical Center. Dr. Roy received his medical degree and completed his internship at Calcutta Medical College in India. He completed his residency in Internal Medicine at St. Joseph’s Hospital and Medical Center.