Lewis is a Senior Rheumatology Pharmacist with clinical interests in osteoporosis and advanced therapies in inflammatory arthritis. He leads pharmacist-led new-start osteoporosis clinics, helping to increase patient access to treatment and improve initiation of biologic therapies. Lewis represents the North East on the Rheumatology Pharmacists UK Group and has presented at national conferences, including the Clinical Pharmacy Congress and the British Society for Rheumatology annual conference.