Robert R. Lisek, M.D. Accepting New Patients NPI Number: 1639187677 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 03/01/2023 Excellent! Dr. Lisek continues to show concern and exude professionalism when I express a concern about my health. And, what is even more important is that he will take the time to provide guidance, options, and encouragement. 02/15/2023 Dr Lisek is the best!!! He's been my doctor for over 20 years. 02/14/2023 Good 02/07/2023 Positive experience. Show More