Dr. Milejczyk is Board Certified in Internal Medicine and a Diplomate of American Board of Internal Medicine. For over 17 years he has provided exceptional medical care to residents of Waukegan , Gurnee, Libertyville and surrounding communities. Dr. Milejczyk has advanced training and expertise in prevention , diagnosis and treatment of all aspects of Modern Internal Medicine. Dr. Milejczyk's special brand of Internal Medicine expertise is matched by unique offering of the practice including an