Dr. Christopher A. Butts

Ryan Shadis is a General Surgeon in Abington, Pennsylvania. Dr. Shadis is rated as a Distinguished provider by MediFind in the treatment of Toxic Megacolon. His top areas of expertise are Subdural Hematoma, Ogilvie Syndrome, Retroperitoneal Inflammation, Gastrostomy, and Hernia Surgery.

Robert Carman, DO, F.A.C.O.S, is a general surgeon with UPMC Central Pennsylvania Surgical Associates and is certified in general surgery by the American Osteopathic Board of Surgery. He received his medical degree from the Philadelphia College of Osteopathic Medicine and completed his general surgery residency UPMC in Central Pa., followed by his fellowship in minimally invasive colon & rectal surgery at the University of Texas Health Science Center at Houston. Dr. Carman is trained in laparoscopic techniques including robotics for colon and rectal surgery. In addition, he is trained in conditions affecting the anus and the rectum including fissures, fistulas, abscesses, hemorrhoids, prolapse, and incontinence. LGBTQIA+ Affirming: This provider has completed training on how to create a safe, comfortable, and welcoming environment for LGBTQIA+ patients. This provider may or may not offer LGBTQIA+ specific medical or surgical care. Please ask when scheduling. Dr. Carman is rated as an Advanced provider by MediFind in the treatment of Toxic Megacolon. His top areas of expertise are Gallbladder Disease, Hernia, Gallstones, Hernia Surgery, and Endoscopy.

Renee Tholey is a General Surgeon in Philadelphia, Pennsylvania. Dr. Tholey is rated as an Advanced provider by MediFind in the treatment of Toxic Megacolon. Her top areas of expertise are Hernia, Cholecystitis, Gallbladder Disease, Pancreaticoduodenectomy, and Gastrectomy.