T. Mark Leibold, MD

Victoria Lal, APRN, AGNP-BC, is a board-certified nurse practitioner, with a special interest in gastroenterology. She received her Bachelor of Science in nursing from Chamberlin College of Nursing and her Masters of Science in nursing from Maryville University. Since 2006, Victoria has been a registered nurse with SSM Health. She has over 17 years of experience in patient care as a registered nurse, with over 13 years in the gastroenterology field. She provides care to patients ages 18 and older. She is a member of the American Gastroenterological Association and the American Association of Nurse Practitioners.

Dr. Nickel is board certified in general surgery and has received advanced training in laparoscopic surgery. Dr. Nickel completed the general surgery residency at the University of Kansas Medical Center. His medical degree was earned at the University of Nebraska Medical Center. Dr. Nickel’s undergraduate degree is from the University of Colorado at Boulder, where he completed a double science major in molecular, cellular and developmental biology and biochemistry. In addition, Dr. Nickel has participated in continuing education programs such as the Laparoscopic Colectomy Symposium at the University of Texas Southwestern Medical Center in Dallas, which provided additional training in minimally invasive colon cancer surgery.

Dr. Bedwinek is a board-certified radiation oncologist. He graduated from Columbia University College of Physicians and Surgeons, served his residency at Dartmouth Hitchcock Medical Center and subsequently was awarded a fellowship to M.D. Anderson Hospital. His academic appointments include an Associate Professor of Radiology at Washington University School of Medicine and Clinical Professor of Radiation Oncology at Saint Louis University School of Medicine. Dr. Bedwinek has also received the honored title of Fellow by three separate scientific organizations, American College of Radiology, American College of Radiation Oncology and American Society of Therapeutic Radiology and Oncology. He is originally from Wheeling, West Virginia.