Mark A. Casillas, FASCRS, FACS, MD
Associate Professor, Colon and Rectal Surgeon

Associate Professor, Colon and Rectal Surgeon
Specialties:
Colon and Rectal Surgery
Medical School
University of Alabama School of Medicine
Internships
Brown University School of Medicine
Residencies
Saint Joseph Mercy Hospital
Fellowships
Indiana University School of Medicine
Board Certifications
American Board of Surgery, Board Certified in Colon & Rectal Surgery
University Colon & Rectal Surgery
1934 Alcoa HighwayMedical Building D, Suite 370Knoxville, TN 37920
Phone: 865-305-5335
Fax: 865-305-8840
DirectionsVisiting our main campus? Use the UTMC Way app to get around.