Our Team

Our multidisciplinary team of physicians and surgeons works closely to ensure all areas affected by your child’s condition are addressed.

Directors

Ionela Iacobas, MD

Dr. Ionela Iacobas is the medical director of the Vascular Anomalies Center and Co-Director of the Pediatric Hematology-Oncology Vascular Anomalies Program at Texas Children's Hospital. Her main interest is to offer children and young adults with vascular anomalies state-of-the-art medical... Read more

Address: 1102 Bates Street Suite 1025.06 Houston, TX 77030 United States See map: Google Maps Texas
Phone: 832-824-4819

Tara L. Rosenberg, MD

Dr. Tara Rosenberg is the surgical director of the Vascular Anomalies Center. Dr. Rosenberg's clinical interests include vascular anomalies, cleft lip and palate surgery, medical laser use, and velopharyngeal dysfunction/insufficiency. She is an active member of the Texas Children's Hospital Cleft... Read more

Address: Texas Children's Hospital - Main Campus 6701 Fannin Street, Mark Wallace Tower, Suite 540 Houston, TX 77030 United States See map: Google Maps Texas , Address: Texas Children's Specialty Care Sugar Land 15400 Southwest Freeway Sugar Land, TX 77478 United States See map: Google Maps Texas , Address: Texas Children’s Specialty Care Bellaire 6330 West Loop South Bellaire, TX 77401 United States See map: Google Maps Texas
Phone: 832-822-3250 (Main) 713-839-0164 (Bellaire)

Dermatology

Audrey J. Chan, MD

Dr. Chan is a fellowship trained Pediatric Dermatologist and is Board Certified in Dermatology. Her clinical interests include acne, eczema, psoriasis, birthmarks, as well as rarer skin disorders.

Address: Texas Children's Hospital - Main Camus 6701 Fannin Street, Mark Wallace Tower, 8th Floor Houston, TX 77030 United States See map: Google Maps Texas , Address: Texas Children's Hospital - West Campus 18200 Katy Freeway Houston, TX 77094 United States See map: Google Maps Texas
Phone: 832-822-3720 (Main) | 832-227-2300 (West)

Raegan D. Hunt, MD, PhD

Dr. Raegan Hunt is a fellowship-trained pediatric dermatologist and is Board Certified in Dermatology and Pediatrics. Her clinical interests include: moles, birthmarks, acne, eczema, and skin problems related to systemic diseases.

Address: Texas Children's Hospital - Main Campus 6701 Fannin Street, Mark Wallace Tower, 8th Floor Houston, TX 77030 United States See map: Google Maps Texas , Address: Texas Children's Specialty Care Sugar Land 15400 Southwest Freeway Sugar Land, TX 77478 United States See map: Google Maps Texas
Phone: 832-822-3720 (Main) | 832-227-2300 (Sugar Land) & 281-494-7010 (Sugar Land Monday only)

Stephanie K. Jacks, MD

Dr. Jacks is certified by the American Board of Dermatology in both dermatology and pediatric dermatology. Her clinical interests include skin disorders in children, including eczema, acne, birthmarks, vascular lesions, and skin problems related to both genetic and systemic diseases.

Address: Texas Children's Hospital - The Woodlands 17580 Interstate 45 South The Woodlands, TX 77384 United States See map: Google Maps Texas
Phone: 936-267-7733

Grace L. Lee, MD

Dr. Lee is a fellowship-trained Pediatric Dermatologist and is Board Certified in Dermatology. Her clinical interests include acne, eczema, psoriasis, moles, birthmarks, and skin infections.

Address: Texas Children's Hospital - Main Campus 6701 Fannin Street, Mark Wallace Tower, 8th Floor Houston, TX 77030 United States See map: Google Maps Texas , Address: Texas Children's Hospital - West Campus 18200 Katy Freeway Houston, TX 77094 United States See map: Google Maps Texas
Phone: 832-822-3720 (Main) | 832-227-2300 (West)

Denise W. Metry, MD

Dr. Metry has a special interest in the diagnosis and treatment of children with vascular birthmarks, particularly infantile hemangiomas and PHACE syndrome. She is a founding member of the Hemangioma Investigator Group, an international physician working group established in 2000 to promote... Read more

Address: Texas Children's Hospital - Main Campus 6701 Fannin Street, Mark Wallace Tower, 8th Floor Houston, TX 77030 United States See map: Google Maps Texas
Phone: 832-822-3720

Ear, Nose and Throat (Otolaryngology)

Tara L. Rosenberg, MD

Matthew S. Sitton, MD

Dr. Sitton's clinical interests are congenital and acquired neck masses and management of hearing loss including cochlear implantation. Research Interest: Cochlear implant outcomes, Quality Improvement

Address: Texas Children's Hospital - Main Campus 6701 Fannin Street, Mark Wallace Tower, Suite 540 Houston, TX 77030 United States See map: Google Maps Texas , Address: Texas Children's Hospital - West Campus 18200 Katy Freeway, 4th Floor Houston, TX 77094 United States See map: Google Maps Texas , Address: Texas Children's Specialty Care Sugar Land 15400 Southwest Freeway Sugar Land, TX 77478 United States See map: Google Maps Texas
Phone: 832-822-3250 (Main) | 832-227-1420 (West) | 281-494-7010 (Sugar Land)

Gastroenterology, Hepatology and Nutrition

Douglas S. Fishman, MD

Dr. Fishman is the Director of GI Endoscopy and Therapeutic Endoscopy and is active in the study of pancreaticobiliary disease in children. He is the medical director of the Pancreaticobilary Program (PBP) and... Read more

Address: 6701 Fannin Street Suite 1100 Houston, TX 77030 United States See map: Google Maps Texas
Phone: 832-822-3131

General Surgery

Kristy Rialon, MD

Dr. Rialon is a board-eligible 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

Address: Texas Children's Hospital - Main Campus 6701 Fannin Street - 8th Floor Houston, TX 77030 United States See map: Google Maps Texas , Address: Texas Children's Hospital - West Campus 18200 Katy Freeway, 3rd Floor Houston, TX 77094 United States See map: Google Maps Texas
Phone: 832-822-3135

Adam M. Vogel, MD

Dr. Adam Vogel was born and raised in Hauppauge, New York. As a child and teenager he had frequent visits to his family pediatrician which, combined with an interested in biologic sciences evolved into a desire to pursue a career in medicine and to help sick children. His passion for problem... Read more

Address: Texas Children's Hospital - Main Campus 6701 Fannin Street, 8th Floor Houston, TX 77030 United States See map: Google Maps Texas
Phone: 832-822-3135

Genetics

Vernon R. Sutton, MD

Clinical Interests - Aicardi syndrome, Focal Dermal Hypoplasia (Goltz syndrome), skeletal dysplasias (Osteogenesis Imperfecta), and inborn errors of metabolism. Research Interests - I am a clinical geneticist with special interests in Aicardi syndrome, Focal Dermal Hypoplasia (Goltz syndrome),... Read more

Address: 6701 Fannin Ste. 1560 MC CC 1560.00 Houston, TX 77030 United States See map: Google Maps Texas
Phone: 832-822-4292

Katie Bergstrom, MS, CGC

Katie Bergstrom is an ABGC board-certified genetic counselor. She provides genetic counseling, education, support, and genetic testing coordination to the patients and families in the Texas Children’s Hematology and Vascular Anomalies Centers. She specializes in hemophilia, bone marrow failure,... Read more

Address: 6701 Fannin Street 14th Floor Houston, TX 77030 United States See map: Google Maps Texas
Phone: 832-822-4362

Hematology-Oncology

Ionela Iacobas, MD

Priya Mahajan, MD

Dr. Priya Mahajan specializes in vascular anomalies and solid tumors. She is committed to providing comprehensive care to children with complex vascular malformations, vascular tumors, and rare solid tumors. She is a pediatric hematology/oncology physician for the inpatient unit at Texas Children’... Read more

Address: 1102 Bates Ave. Suite 1030 Houston, TX 77030 United States See map: Google Maps Texas

Judith F. Margolin, MD

Dr. Judith Margolin is Co-Director of the Pediatric Hematology-Oncology Vascular Anomalies Program at Texas Children's Hospital. Her clinical interests include: leukemia, lymphoma, vascular anomalies, and hematologic disorders. She is board certified by the American Board of Pediatrics in general... Read more

Address: 6701 Fannin Street Suite 1510 Houston, TX 77030 United States See map: Google Maps Texas
Phone: 832-824-4583

Interventional Radiology

Daniel J. Ashton, MD

Dr. Ashton's interests include all aspects of pediatric interventional radiology with special interest in the treatment of vascular anomalies (venous malformations, lymphatic malformations, etc.), interventional oncology, and vascular access.

Address: 6701 Fannin Street Suite 470 Houston, TX 77030 United States See map: Google Maps Texas
Phone: 832-824-7237

Alex Chau, MD

Dr. Chau is an Interventional Radiologist at Texas Children’s Hospital, West Campus and the Woodlands. Dr. Chau's non-clinical interests include spending time with family, hiking and swimming. Clinical Interests: Dr. Chau’s clinical interests include caring for both pediatric and adult... Read more

Address: Texas Children's Hospital - Main Campus 6701 Fannin Street, Suite 470 Houston, TX 77030 United States See map: Google Maps Texas , Address: Texas Children's Hospital - West Campus Houston, TX 77094 United States See map: Google Maps Texas , Address: Texas Children's Hospital - The Woodlands The Woodlands, TX 77384 United States See map: Google Maps Texas
Phone: 832-824-7237

Sudhen Desai, MD

Dr. Desai is an Interventional Radiologist at Texas Children’s Hospital and the Women’s Pavilion at TCH. Prior to his second fellowship training specializing in Pediatric Interventional Radiology, he was a practicing physician performing the full spectrum of Adult Interventional Radiology for 10... Read more

Address: Texas Children's Hospital - Main Campus 6701 Fannin Street, Suite 470 Houston, TX 77030 United States See map: Google Maps Texas , Address: Texas Children's Hospital - West Campus 18200 Katy Freeway Houston, TX 77094 United States See map: Google Maps Texas
Phone: 832-824-7237

Amir Pezeshkmehr, MD

Dr. Pezeshkmehr is a board certified Interventional Radiologist at Texas Children’s Hospital and the Women’s Pavilion, and Clinical Assistant Professor of Radiology at Baylor College of Medicine. He was the director of the Pediatric Interventional Radiology at Arkansas Children’s Hospital prior... Read more

Address: 6701 Fannin Street Suite 470 Houston, TX 77030 United States See map: Google Maps Texas
Phone: 832-824-7237

Neurosurgery

Sandi K. Lam, MD

Clinical & Research Interests: Dr. Lam’s clinical interests include pediatric cerebrovascular surgery, epilepsy surgery, and craniofacial surgery. In particular, Dr. Lam applies minimally invasive surgery through endoscopic approaches for epilepsy and craniosynostosis. Quality Improvement is... Read more

Address: 6701 Fannin Street Suite 1230.01 Houston, TX 77030 United States See map: Google Maps Texas
Phone: 832-822-3950

Ophthalmology

Richard C. Allen, MD, PhD, FACS

As a parent, I understand how difficult it can be to take your child to the doctor. My goal is to provide you with the best information possible so that we can plan together what the most appropriate treatment is for your child. Clinical Interests: Diseases of the eyelids: ptosis, tumors,... Read more

Address: Texas Children's Hospital - Main Campus 6701 Fannin Street, 5th Floor Houston, TX 77030 United States See map: Google Maps Texas , Address: Texas Children's Hospital - West Campus 18200 Katy Freeway Houston, TX 77094 United States See map: Google Maps Texas
Phone: 832-822-3230

Orthopedic Surgery

Nicole I. Montgomery, MD

Dr. Montgomery, an assistant professor in the Department of Orthopedic Surgery at Baylor College of Medicine, specializes in pediatric orthopedic surgery and musculoskeletal oncology. Her main areas of interest include: sarcoma, limb salvage, joint reconstruction, benign bone tumors,... Read more

Address: Texas Children's Hospital - Main Campus 6701 Fannin Street, 8th Floor Houston, TX 77030 United States See map: Google Maps Texas , Address: Texas Children's Specialty Center - Bellaire 6330 West Loop South Bellaire, TX 77401 United States See map: Google Maps Texas
Phone: 832-822-3100 (Main) | 713-839-0164 (Bellaire)

Pathology

Thuy Linh Phung, MD, PhD

As an attending dermatopathologist at Texas Children's Hospital, my clinical work includes diagnostic assessment of skin specimens, and working with the pediatric dermatology service to enhance diagnostic services for children with dermatologic disorders and vascular anomalies. I provide clinical... Read more

Address: 1102 Bates Avenue Feigin Tower, Suite 830 Houston, TX 77030 United States See map: Google Maps Texas
Phone: 832-824-3710

Physical Medicine and Rehabilitation

Amber Prailey Chavez, PT, DPT, CLT

Amber Chavez is a licensed Physical Therapist in the Physical Medicine and Rehabilitation Department at Texas Children’s Hospital, Medical Center. She provides specialty physical therapy care in the Vascular Anomalies Center and has achieved Complete... Read more

Address: 6621 Fannin St. Houston, TX 77030 United States See map: Google Maps Texas
Phone: 832-822-4242

Catherine "Katie" Dougherty, PT, DPT, CLT

Katie is a licensed Physical Therapist in the Physical Medicine and Rehab Department at Texas Children’s Hospital, Medical Center. She provides specialty physical therapy care in the Texas Children’s Hospital Vascular Anomalies Center and has achieved Complete Lymphedema Therapist certification (... Read more

Address: 6621 Fannin St. Houston, TX 77030 United States See map: Google Maps Texas

Plastic Surgery

Larry H. Hollier Jr., MD

Dr. Larry H. Hollier, Jr. is a board-certified plastic surgeon who specializes in plastic and reconstructive surgery, including cleft surgery, craniofacial surgery, and pediiatric hand surgery. Since 1996, Dr. Hollier has participated in numerous surgical capacity building trips to Haiti, Africa... Read more

Address: 6621 Fannin Street WT19-238 Houston, TX 77030 United States See map: Google Maps Texas
Phone: 832-822-3180

Renata Souza Maricevich, MD

Renata Maricevich, M.D. was born and raised in Recife, Brazil, where she received her Medical Degree from the Universidade Federal de Pernambuco. She moved to the United States to pursue training and completed General Surgery and Plastic Surgery residencies at the Mayo Clinic in Rochester, MN,... Read more

Address: Texas Children's Hospital - Main Campus 6701 Fannin Street, Clinical Care Center, 8th Floor Houston, TX 77030 United States See map: Google Maps Texas , Address: Texas Children's Hospital - West Campus 18200 Katy Freeway Houston, TX 77094 United States See map: Google Maps Texas , Address: TCH - Clear Lake United States See map: Google Maps
Phone: 832-822-3180

Pulmonary Medicine

Manuel D. Silva-Carmona, MD

Dr. Silva-Carmona received his medical degree from Universidad de Monterrey. He is trained and certified by the American Board of Pediatrics in General Pediatrics, Pediatric Critical Care Medicine and Pediatric Pulmonology. He works in the intensive care unit as a pediatric intensivist and a... Read more

Address: 6701 Fannin Street 9th Floor Houston, TX 77030 United States See map: Google Maps Texas
Phone: 832-822-3300

David R. Spielberg, MD, MHSc

Dr. Spielberg’s clinical focuses are in the Aerodigestive program with a particular interest in complex airway problems, and in the Rare and Interstitial Lung Disease program. He is also a member of the Pediatric Lung Transplant Team. His research interests include lung imaging (using both CT... Read more

Address: 6701 Fannin Street 9th Floor Houston, TX 77030 United States See map: Google Maps Texas
Phone: 832-822-3300

Advisory Committee

Susan M. Blaney, MD

Dr. Susan Blaney is Director of Texas Children's Cancer and Hematology Centers, Executive Vice Chair of the Department of Pediatrics at Baylor College of Medicine (BCM) and Section Chief of Hematology/Oncology for BCM. She is also the Vice Chair of the Children's Oncology Group (COG), a National... Read more

Address: 1102 Bates Street, Suite 1570.40 Houston, TX 77030 United States See map: Google Maps Texas
Phone: 832-822-1482

Edward P. Buchanan, MD, FACS, FAAP

Dr. Buchanan is an associate professor of surgery in the plastic surgery division of the Michael E. DeBakey Department of Surgery at Baylor College of Medicine. He specializes in pediatric plastic surgery and craniofacial surgery. Dr. Buchanan earned his medical degree from Medical University of... Read more

Address: 6701 Fannin Street 8th Floor, Clinical Care Center Houston, TX 77030 United States See map: Google Maps Texas
Phone: 832-822-3180

Raegan D. Hunt, MD, PhD

Anna H. Messner MD, FACS, FAAP

Texas Children’s Hospital Otolaryngology/Head & Neck Surgery (Ear, Nose, and Throat) is a leading national and international provider of high-quality, innovative, family-centered pediatric ENT care. Dr. Messner joined the TCH team in 2019 after spending 23 years on the faculty of Stanford... Read more

Address: Texas Children's Hospital - Main Campus 6701 Fannin Street, Mark Wallace Tower, Suite 540 Houston, TX 77030 United States See map: Google Maps Texas , Address: Texas Children's Hospital - West Campus 18200 Katy Freeway, 4th Floor Houston, TX 77094 United States See map: Google Maps Texas
Phone: 832-822-3250 (Main) | 832-277-1420 (West)

Jed G. Nuchtern, MD

Dr. Nuchtern is a pediatric surgeon specializing in pediatric surgical oncology. In addition to performing general neonatal and pediatric surgery, he is a member of the Surgical Oncology Team at Texas Children's Hospital and is actively involved with taking care of patients with neuroblastoma,... Read more

Address: 6701 Fannin Street 8th Floor Houston, TX 77030 United States See map: Google Maps Texas
Phone: 832-822-3135

Nurse Coordinator

Darla Espinoza, RN

My philosophy of care is to stay true. Staying true to my values and ethics, staying true to the patients and families and staying true to my co-workers. Part of staying true means that it is important to see the patient as a whole being and to provide competent, empathetic and compassionate care... Read more

Address: 6701 Fannin Street Suite 610 Houston, TX 77030 United States See map: Google Maps Texas
Phone: 832 822-3800 | 832 822-2011