Bakal Dermatology Associates, S.C. Diseases and Surgery of the Skin Alexian Brothers Medical Plaza 1786 Moon Lake Blvd. Suite 100 Hoffman Estates, IL 60169 Voice: (847) 882-9300 • FAX: (847) 882-9348 Jeffrey S. Bakal, M.D. Debra A. Bakal, M.D. Vanessa L. Dybala, PA-C Leigh A. Ruelo, PA-C Patient Guide to the Patient Portal.