Robert R. Lisek, M.D. Accepting New Patients Primary Specialty: Internal Medicine (Board Certified) Education Residency Internal Medicine Gundersen-Lutheran HospitalLaCrosse, WI1998 Board Certification Internal Medicine American Board of Internal Medicine1998 Recertified American Board of Internal Medicine2008 Reviews 11/27/2025 Nobody does it better!! 11/17/2025 Dr Lesiek comes highly recommended. 11/12/2025 Always pleasant and informative 11/10/2025 Excellent Show More