Meet Our Colon and Rectal Surgeons

Our Colorectal Surgery Team


Evangelos Messaris, MD, PhD, FACS, FASCRS

Chief, Colon and Rectal Surgery; Colon & Rectal Surgery; Surgery

Thomas Cataldo

Thomas E. Cataldo, MD

Colon & Rectal Surgery; Surgery

Christian H. Corwin, MD

Christian H. Corwin, MD, FACS

Colon & Rectal Surgery

Kristen T. Crowell, MD

Kristen T. Crowell, MD

Colon & Rectal Surgery

Daniel Wong, MD

Daniel Wong, MD

Colon & Rectal Surgery

Nurse Practitioners

Stephanie DeMarino, NP

Stephanie DeMarino, NP

Breanna Fox, NP

Breanna Fox, NP

male doctor

Daniel Lonergan, RN

Kristin Messer, NP

Kristin Messer, NP

Photo Unavailable

Kristin Simoneau, RN

Learn more about Jeanne Quinn

Jeanne Quinn, MS, APRN-BC

Rectal Cancer Program Coordinator

Nurse Navigator

female doctor

Kari Dion, RN

Learn more about Mary Keane

Mary Keane, RN

Meet Our Colorectal Surgery Team