Siddiqui has been with the group since 2005 and has led RAK Hospital, the flagship unit of Arabian Healthcare Group, since 2012. In addition, he oversees three medical centers and subsidiaries, including RAK Medical Centers, Star metropolis Laboratory, and Arabian Wellness. He conceived and designed initiatives such as the region’s largest Weight Loss Challenge and the RAK Diabetes Challenge. He is also the driving force behind the upcoming 200-bed Smart Hospital in Ras Al Khaimah set to open in 2027.