Dr. Mazen E. Iskandar

Craig Olson is a General Surgeon in Waxahachie, Texas. Dr. Olson is rated as an Advanced provider by MediFind in Colostomy. His top areas of expertise are Colorectal Cancer, Familial Colorectal Cancer, Hernia, Colostomy, and Ileostomy.

Dr. Mohammad Siadati is a board-certified general surgeon and Fellow of the American College of Surgeons. He began his medical career in 2001 with primary focus in the areas of laparoscopic and robotic surgeries, emergency/trauma surgery, and reoperative surgery for recurrent colorectal cancer and other conditions. Dr. Siadati relocated to the Dallas area from Indiana in 2007. In addition to his practice, he currently serves as trauma medical director for Texas Health Harris Methodist Hospital HEB.Dr. Siadati earned his medical degree from Indiana University School of Medicine (IUSM) in Indianapolis. Following medical school, he did a year of gastrointestinal surgery research at the Mayo Clinic in Rochester, Minn. before returning to Indianapolis for his general surgery residency at IUSM. After completing his residency, he remained at IUSM for a year to work in trauma and general surgery. Dr. Siadati is a member of the Texas Medical Association. He is married and has two sons and a daughter who keep him busy beyond the office. Dr. Siadati is rated as an Advanced provider by MediFind in Colostomy. His top areas of expertise are Delirium, Retroperitoneal Inflammation, Gallstones, Hernia Surgery, and Colostomy.

Mohamad Saad is a General Surgeon in Fort Worth, Texas. Dr. Saad is rated as an Advanced provider by MediFind in Colostomy. His top areas of expertise are Retroperitoneal Inflammation, Ogilvie Syndrome, Gallbladder Disease, Colostomy, and Gastrostomy.