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Colorectal Surgery

Division of Colorectal Surgery

Faculty

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Kirk A. Ludwig, MD, FACS, FASCRS

Professor and Chief, Colorectal Surgery; Vernon O. Underwood Professor in Colon Cancer Research

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Carrie Y. Peterson, MD

Assistant Professor

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Timothy J. Ridolfi, MD

Assistant Professor

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Toku Takahashi, MD, PhD

Emeritus Professor

Advanced Practice Providers

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Nicole Kellner, RN, MSN, APNP

Nurse Practitioner

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Sarah Lundeen, RN, MSN, APNP

Nurse Practitioner

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Kimberly Spitz, RN, MSN, APNP

Nurse Practitioner

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Samantha Wolff, MPAS, PA-C

Physician Assistant