If you have skin cancer  you want your lesion removed as soon as possible Robert Fischer  MD  a board-certified dermatologist and co-founder of Southside Dermatology & Skin Cancer Surgery Center in Tulsa  Oklahoma  is a fellowship-trained expert in a highly specialized  in-office procedure called Mohs surgery that’s highly curative for both basal cell carcinoma (BCC) and squamous cell carcinoma (SCC)