Dr. Ewins was appointed to his consultant post at the Countess of Chester Hospital in 1994 where he is currently the clinical lead for Diabetes and Endocrinology. He has written numerous best practice guidelines for the management of all aspects of in-patient and out-patient diabetes and endocrine care. He was the Clinical Director for Medicine for 3 years and is currently the Appraisal & Revalidation Lead. Dr. Ewins was the 2016/17 president of the Chester and North Wales Medical Society.