Dr. Jonathan Klunk is an Optometrist serving patients in the Alton, IL area at the 1819 Homer Adams Parkway Clarkson Eyecare eye care clinic, specializing in cataracts, eye exams, diabetes eye exams, dry eye, glaucoma, macular degeneration, pediatrics. To book a consultation with Dr. Klunk, click the link above to our Patient Portal and follow the on-page instructions to book online, or you can give us a phone call.