Medical College of Wisconsin Division of Colorectal Surgery - Faculty and Advanced Practice Providers
Faculty

Kirk A. Ludwig, MD, FACS, FASCRS
Chief, Professor

Jed Calata, MD, FACS, FASCRS
Assistant Professor

Mary F. Otterson, MD, MS
Professor

Carrie Peterson, MD, MS, FASCRS
Associate Professor

Timothy J. Ridolfi, MD, MS, FASCRS
Associate Professor
Advanced Practice Providers

Nicole Kellner, RN, MSN, APNP
Nurse Practitioner

Sarah Lundeen, RN, MSN, APNP
Nurse Practitioner
