Dr. Marc Cullen

George B. Mychaliska, M.D. is the Robert Bartlett, MD Collegiate Professor of Pediatric Surgery and a Professor of Obstetrics and Gynecology at the University of Michigan. He earned his Medical Degree and Master’s of Science from the Joint Medical Program at the University of California at San Francisco and Berkeley. He completed his General Surgery residency and Fetal Surgery fellowship at UCSF. Dr. Mychaliska completed his Pediatric Surgery fellowship at the Children's Hospital of Michigan. He is board certified in Pediatric Surgery and General Surgery.Clinical Specialization:Dr. Mychaliska's practice encompasses all aspects of pediatric surgery. His clinical areas of interest and expertise are prenatal diagnosis and fetal surgery. Dr. Mychaliska's research interests include prenatal diagnosis and therapy, pulmonary development, and congenital diaphragmatic hernia. Dr. Mychaliska is highly rated in 19 conditions, according to our data. His top areas of expertise are Congenital Diaphragmatic Hernia, Diaphragmatic Hernia, Hernia, Oophorectomy, and Endoscopy.

Dr. Ehrlich earned his medical degree from University of Toronto Faculty of Medicine and completed his General Surgery residency at the University of Toronto. In addition, he completed a Master of Science in Molecular Pathology from the Institute of Medical Sciences at the University of Toronto and completed a fellowship in Pediatric Surgery at Children's National Medical Center in Washington DC. After completing his fellowship Dr Ehrlich spent 5 years at West Virginia University Children’s Hospital as the director of pediatric surgery. He came to Ann Arbor in 2003 and is currently a Professor of Surgery in pediatric general surgery. Dr. Ehrlich serves as the Director of the Pediatric Trauma and is a member of the Solid Tumor Oncology Program at C.S. Mott Children's Hospital at the University of Michigan.Clinical Specialization:Dr. Ehrlich is extremely active in the Children’s Oncology Group serving as a surgical principal investigator on the renal tumor committee as well as the scientific council. He is world renowned for his work with Wilms Tumor. Dr. Ehrlich is board certified in Pediatric Surgery and General Surgery and is a Fellow of the Royal College of Physicians and Surgeons of Canada. Dr. Ehrlich is highly rated in 24 conditions, according to our data. His top areas of expertise are Hirschsprung Disease, Encopresis, Total Intestinal Aganglionosis, Nephrectomy, and Oophorectomy.

Dr. K. Elizabeth Speck is a Clinical Assistant Professor in the Section of Pediatric Surgery and is board certified in both general surgery and pediatric surgery. She received her medical degree from the University of Tennessee College of Medicine and then completed her general surgery residency at the University of North Carolina in Chapel Hill. During her general surgery training, she completed an NIH-sponsored Postdoctoral Research Fellowship in Pediatric Surgery at UNC. Dr. Speck completed her Pediatric Surgery Fellowship at the University of Michigan in Ann Arbor and then joined the faculty at Vanderbilt University Medical Center. Due to her interest in clinical outcomes research, she obtained her master’s degree in clinical research design and Statistical Analysis from the University of Michigan in 2017.Dr. Speck is a Fellow in the American Pediatric Surgical Association (APSA) and the American College of Surgeons (ACS). She is a member of the Association of Women Surgeons (AWS), the Association for Academic Surgery (AAS), the International Pediatric Endosurgery Group (IPEG), and the Society of American Gastrointestinal and Endoscopic Surgeons (SAGES). At the University of Michigan, she is a member of the Institute for Healthcare Policy and Innovation.Clinical Specialization:Dr. Speck’s surgical practice encompasses all areas of general and thoracic pediatric surgery with a focus on minimally invasive surgery. As the Director of Pediatric Colorectal Surgery, she has a particular interest in colorectal diseases, including anorectal malformations, Hirschsprung disease, and differences of sex differentiation (DSD). Dr. Speck is highly rated in 23 conditions, according to our data. Her top areas of expertise are Hirschsprung Disease, Imperforate Anus, Pilonidal Sinus Disease, Gastrostomy, and Colostomy.