Lake Health Physician Group Internal Medicine-Willoughby is a division of the Lake Health Hospital System. This location specializes in nonsurgical care, as well as preventive care and wellness counseling. The division is operated by Dr. John Baniewicz, Dr. Michael Baranauskas, Dr. Stephen A. Baum, Dr. Thomas F. Eiswerth, Jr., Dr. Razieh Mohseni and Dr. Shermeen T. Farukhi.