AHG manages and operates Rak Hospital, a chain of clinics and diagnostic labs. In early 2022, AHG announced a collaboration with CommonSpirit Health to triple the capacity of RAK Hospital to become a 200-bed facility by 2024. Siddiqui has over 30 years of experience. He was previously director of international operations for the Apollo Group of Hospitals in India. In 2020, he was appointed as a founding board member of UNDRR and ARISE.