Dr. Zimmer's areas of expertise consist of diabetes, growth problems, and thyroid problems. Her hospital/clinic affiliations include Northwestern Medicine Central DuPage Hospital and Ann & Robert H. Lurie Children's Hospital of Chicago. She studied medicine at the University of Michigan Medical School. She trained at a hospital affiliated with the University of Chicago for residency. She accepts several insurance carriers, including Aetna EPO, Blue Cross/Blue Shield, and HFN. New patients are welcome to contact Dr. Zimmer's office for an appointment.