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Our Team
Complex conditions require a comprehensive approach. Our Colorectal and Pelvic Health team is made up of leading physicians from four specialties — pediatric surgery, urology, pediatric and adolescent gynecology, and gastroenterology — all working together, in one location, to care for your child’s needs. The multidisciplinary team is comprised of advanced practice providers with years of experience treating rare childhood conditions of the colon or rectum.
General Surgery
Dr. Timothy Lee is a steering committee associate director of the Fetal Center and director of the Colorectal and Pelvic Health Program. He received his medical degree from Baylor College of Medicine (BCM) in 2001, continued at BCM to pursue his residency in general surgery and completed his… read more
Phone: 832-822-2778
Dr. Kristy Rialon is a board-certified pediatric surgeon that provides care in all aspects of neonatal and pediatric surgery. Her interest in pediatric surgery began as a student at Harvard Medical School. She completed her general surgery training at Duke University Hospital, and then a pediatric… read more
Phone: 832-822-2778
Felicia Denner is a nurse practitioner in the division of Pediatric Surgery at Texas Children's Hospital. She cares for patients in the outpatient clinical setting with a focus on improving post-surgical outcomes and the patient experience. She has a particular clinical interest and training in… read more
Phone: 832-227-2250
Veronica Victorian, DMSc, PA-C is a Physician Assistant trained in all areas of medicine. During her clinical training, she took particular interest in Pediatric General Surgery and Pediatric Intensive Care and has been a member of the Pediatric Surgery division since graduation in 2010. She… read more
Phone: 832-822-2778
Urology
I believe that our care should strive to be a patient and family centered care that delivers the highest quality and cutting edge of urologic treatments.
Clinical Interests:
Genitourinary reconstruction including hypospadias, neurogenic bladder, disorders of sexual development, exstrophy,… read more
Phone: 832-822-2778 (Main) | 832-227-2220 (West) | 713-839-0164 (Bellaire)
My clinical area of expertise and interest is in minimally invasive surgery in children for their pediatric urologic conditions, especially with robotic surgery and single incision laparoscopic surgery, and I am the director of the Pediatric Robotic Surgery Program. We have shown that minimally… read more
Phone: 832-822-2778 (Main) | 281-469-4688 (CyFair) | 281-491-3636 (Sugar Land) | 713-533-9016 (Kirby)
Edwin Welsh, PA-C is a board-certified Physician Assistant within the Department of Pediatric Urology at Texas Children’s Hospital. Edwin is a native of Jackson, MS. He received his undergraduate education from Lewis University and a Master of Science in Medicine from Mississippi College.
Edwin… read more
Phone: 832-822-3160 (Main) | 832-227-2220 (West)
Pediatric and Adolescent Gynecology
It is important for me to place the patient at the center of everything that I do. I want to provide individualized care and treatment for each patient and family while providing the most up-to-date information regarding medications and technology advancements. My team of pediatric and adolescent… read more
Phone: 832-822-2778
Dr. Bercaw-Pratt will use her education and clinical experiences in this unique sub-specialty to provide high-quality, patient-centered care. She will treat her patients with the same time, dedication and commitment as she would expect for providers caring for her own family members. She desires to… read more
Phone: 832-822-2778
Dr. Winfrey evaluates children from infancy to young adulthood with a variety of medical and surgical gynecologic conditions. She enjoys educating her patients about their health and providing comprehensive counseling on all management options. There is often not only one right answer, so her main… read more
Phone: 832-822-3640
Gastroenterology
I believe that providing exceptional care to children is a great privilege. Children should feel involved in their care and as such leaving a lasting positive impression on the children I care for is of utmost importance. As a strong advocate of the mind- body connection, I believe that addressing… read more
Phone: 832-227-1440 (West) | 832-828-1800 (Sugar Land)
Dr. Balakrishnan is an Assistant Professor of Pediatrics within the Section of Gastroenterology, Hepatology, and Nutrition, Department of Pediatrics at Baylor College of Medicine and an Attending physician at Texas Children’s Hospital. Dr Balakrishnan’s area of focused interest is in… read more
Phone: 832-822-3131
Dr. Eric Chiou is a pediatric gastroenterologist with a clinical focus on neurogastroenterology and motility disorders, aerodigestive disorders, and eosinophilic gastrointestinal disorders. The current focus of his research is on disorders of esophageal motility in children, including conditions… read more
Phone: 832-822-3131
Psychology
Dr. Czyzewski’s clinical interest center around the assessment and treatment of behavioral and psychological factors which impact physical symptoms or chronic illness. She works closely with the healthcare providers in several pediatric subspecialties. She participates on a research team… read more
Phone: 832-822-1900 New Patient Appts. | 832-822-3700 Return Appts./Other
Pelvic Floor Physical Therapy
“Big Journeys begin with Small Steps” – adapted from Lao Tzu.
I believe my role as the child’s provider is to give them hope that they can achieve their physical goals. I provide support and guidance for this to happen, and enjoy watching them achieve what they once thought was impossible.… read more
Phone: 832-826-2121
Social Worker
Joanna L. Thielmann, LMSW
Program Coordinator
Gia G. Frazier, RN
Gia Frazier is a Clinical Nurse Coordinator in the division of Pediatric Surgery at Texas Children’s Hospital. She has been with the Colorectal and Pelvic Health program for over 2 years and a Registered Nurse for 16 years. She has a particular interest in helping patients navigate through our… read more
Phone: 832-822-3135 (Clinic) | 832-822-0627 (Direct)