Dr Sankoorikal completed his medical degree at Bangalore University in 1998.  After migrating to Australia in 2001, he completed the Master of Medicine Degree at the University of New South Wales in 2002. He worked as a junior medical officer at Prince of Wales Hospital in Randwick and Gosford District Hospital before moving to Newcastle in 2005 to join the Hunter New England Basic Physicians Network. After completing basic physician training in 2007, he went on complete Advanced General Medicine and Endocrine Training at John Hunter Hospital. He was admitted to the Royal Australian College of Physicians as an Endocrinologist in 2010. He is currently a staff specialist at the Department of Endocrinology at John Hunter Hospital and a faculty at the University of Newcastle.

Dr Sankoorikal established the Diabetes and Endocrinology Clinic in 2014, which now functions from its premises at Kotara Specialist Suites. His areas of interest are diabetes mellitus (type 1, type 2 and gestational), osteoporosis & metabolic bone conditions.

Dr Sankoorikal is a member of the Australian Diabetes Society, Endocrine Society of Australia, Endocrine Society (USA), Australian and New Zealand Bone Mineral Society. He regularly attends national and international scientific conferences and provides educational sessions and seminars for doctors and other allied health clinicians in the Hunter. He teaches medical students at the University of Newcastle and actively participates in ongoing medical research.