Mark Nolan Hill M.D.F.A.C.S is a Surgeon located in Libertyville, Il and serves the Lake County and North Shore areas of Chicago. Dr Hill specializes in colon and rectal medicine. for a General Practitioner. The difference is the ability to perform certain procedures as it pertains to:• Colonoscopy and Upper Endoscopy• Hernias• Breast Lump and Cancer• Anorectal problems• Varicose Veins• All...