Dr. Law has been a long-time resident of Florida, growing up in Orlando and completing her undergraduate studies and medical school at the University of South Florida in Tampa. She trained at USF for pediatric residency and spent an additional year as chief USF pediatric resident at Johns Hopkins All Children's Hospital. She lived in New York City while completing her fellowship in pediatric gastroenterology, hepatology, and nutrition at New York Presbyterian Hospital - Columbia University. She spent her training in both clinical practice and lab research focusing on the enteric nervous system and motility issues in mice. Her career passion is caring for children with all types of general GI disorders. Dr. Law sees patients at the following location: Outpatient Care, St. Petersburg 601 5th Street South, St. Petersburg, FL 33701 Phone: 727-822-4300. Dr. Law is rated as an Advanced provider by MediFind in the treatment of Gastroschisis. Her top areas of expertise are Delayed Growth, Lactose Intolerance, Morning Sickness, and Gastroschisis.

Brittany Rajo is a Pediatrics provider in Saint Petersburg, Florida. Dr. Rajo is rated as an Advanced provider by MediFind in the treatment of Gastroschisis. Her top areas of expertise are Gastroschisis and Malnutrition.

Dr. Danielson is associate dean of clinical affairs at Johns Hopkins All Children’s Hospital. Dr. Danielson also began serving as president of All Children’s Specialty Physicians (ACSP) in 2023, first on an interim basis and then permanently. A clinical professor of surgery, he has chaired the Johns Hopkins All Children's Department of Surgery since 2020 and was interim chair from 2018 to 2020. He specializes in general surgery and was an early adopter of minimally invasive surgical techniques, developing expertise in treating chest wall deformities. Dr. Danielson founded the first fellowship sponsored by Johns Hopkins All Children’s Hospital in pediatric surgery and was also instrumental in bringing the National Quality Improvement in Surgery Program to the institution. He was named Johns Hopkins All Children’s Hospital physician of the year in the 2015 Johns Hopkins Medicine Clinical Awards. He joined the hospital staff in 2008. He retired as a colonel from the U.S. Army Reserve in 2017 after serving in both Iraq and Afghanistan. Dr. Danielson earned his medical degree from the University of Rochester where he also completed the residency program in general surgery through Strong Memorial Hospital. He completed a research fellowship in pediatric surgery at Massachusetts General Hospital/Harvard University and a clinical fellowship in pediatric surgery at Children’s Hospital Los Angeles. Before joining Johns Hopkins All Children’s, he served as director of pediatric surgical oncology at the University of Massachusetts. Dr. Danielson is rated as an Experienced provider by MediFind in the treatment of Gastroschisis. His top areas of expertise are Appendicitis, Pectus Excavatum, Omphalocele, Appendectomy, and Endoscopy.

Dr. Doshi specializes in neonatology at Johns Hopkins All Children’s. He sees patients at Sarasota Memorial Hospital, Sarasota Memorial – Venice and HCA Florida Brandon Hospital, through a collaboration with Johns Hopkins All Children’s. He joined the hospital staff in 2025. Dr. Doshi’s clinical and research interests focus on the long-term outcomes among extremely prematurely born patients by monitoring targeted oxygen saturation, nutritional support for optimal growth, and strategies to reduce bronchopulmonary dysplasia rates. He was previously a neonatologist at Golisano Children’s Hospital of Southwest Florida in Fort Myers. He earned his medical degree from Saurashtra University in Surendranagar, India. He completed a residency in pediatrics at Staten Island University Hospital, followed by a fellowship in neonatal-perinatal medicine at Cohen Children’s Medical Center. He also earned a Master of Public Health in epidemiology from Florida International University. He speaks English, Gujarati and Hindi. Dr. Doshi is rated as an Experienced provider by MediFind in the treatment of Gastroschisis. His top areas of expertise are Infantile Pneumothorax, Bilirubin Encephalopathy, Transient Familial Hyperbilirubinemia, Gastroschisis, and Gastrostomy.

Dr. Wilsey specializes in pediatric gastroenterology, hepatology, and nutrition in the Department of Medicine. He is the vice chair of the Division of Gastroenterology and served as chief of the medical staff from 2020-2021. In 2022, he was named Johns Hopkins All Children’s Hospital Physician of the Year in the Johns Hopkins Medicine Clinical Awards. Dr. Wilsey is an advanced therapeutic endoscopist specializing in endoscopic retrograde cholangiopancreatography (ERCP) for infants and children. He is one of a select group of gastroenterologists with this expertise internationally and across North America. At Johns Hopkins All Children’s Hospital, he has developed and implemented multiple clinical innovations related to therapeutic endoscopy. He is an associate professor of clinical pediatrics at the Johns Hopkins University School of Medicine. Additionally, he is a core faculty member of the Johns Hopkins All Children’s Pediatric Residency Training Program, where he serves as a faculty and research mentor for pediatric resident physicians. Dr. Wilsey has published more than 90 peer-reviewed research articles, review articles, case reports, consensus statements, and book chapters. He also serves as a peer reviewer for several medical journals, and is the associate editor of the Journal of Pediatric Gastroenterology and Nutrition. He has delivered numerous talks nationally and internationally in the field of advanced therapeutic endoscopy, including the management of esophageal strictures. Dr. Wilsey joined the medical staff in 2002. He is also a clinical professor of pediatrics at the University of South Florida College of Medicine and a former associate program director of the University of South Florida Pediatric Residency Training Program. He earned his medical degree from the University of Miami School of Medicine. He completed his pediatric residency at Baylor College of Medicine and Texas Children’s Hospital, followed by fellowship training in pediatric gastroenterology, hepatology, and nutrition at Baylor College of Medicine and Texas Children’s Hospital. Dr. Wilsey sees patients at the following location: Outpatient Care, St. Petersburg 601 5th Street South, St. Petersburg, FL 33701 Phone: 727-822-4300 Recent News Articles and Media Coverage Study finds possible link between long COVID and mystery hepatitis in kids, Today Show - NBC (June 17, 2022) Is COVID-19 Related to Pediatric Cases of Hepatitis? Verywell Health (June 28, 2022). Dr. Wilsey is rated as an Experienced provider by MediFind in the treatment of Gastroschisis. His top areas of expertise are Esophageal Atresia, Eosinophilic Esophagitis, Tracheoesophageal Fistula, Gastrostomy, and Endoscopy.

Dr. Alexander is a diagnostic radiologist at Johns Hopkins All Children’s. She sees patients on the hospital’s St. Petersburg, Florida, campus. She joined the medical staff in 2025. She was previously a radiologist at Boston Children’s Hospital. Dr. Alexander earned her medical degree from the University of Kansas School of Medicine in Wichita. She completed a diagnostic radiology residency at the University of Missouri in Kansas City. She then completed a diagnostic pediatric radiology fellowship followed by a pediatric musculoskeletal radiology fellowship at Boston Children’s Hospital. Dr. Alexander is rated as an Experienced provider by MediFind in the treatment of Gastroschisis. Her top areas of expertise are Scoliosis, Osteochondritis Dissecans, Knock Knees, and Caffey Disease.

Dr. McClenathan is chief of the division of the pediatric gastroenterology, hepatology and nutrition at Johns Hopkins All Children’s Hospital. He earned his medical degree at Louisiana State University School of Medicine and completed his pediatric internship and residency at The Johns Hopkins Hospital and his pediatric gastroenterology and nutrition clinical and research fellowships at Harvard Medical School and Massachusetts General Hospital. Dr. Mcclenathan is rated as an Experienced provider by MediFind in the treatment of Gastroschisis. His top areas of expertise are Lactose Intolerance, Morning Sickness, Rotor Syndrome, Dubin-Johnson Syndrome, and Gastrostomy.

Dr. Russell “Rusty” Jennings, a pioneer of pediatric surgical procedures for malformed esophageal and tracheal conditions, is a surgeon in the Esophageal and Airway Treatment (EAT) Program at Johns Hopkins All Children’s Hospital, which he joined in 2022. A pediatric surgeon for more than 40 years, Dr. Jennings founded and directed the world’s first Esophageal and Airway Treatment (EAT) Center at Boston Children’s Hospital. There he led a multidisciplinary team that worked on solving unsolved problems, and developed innovative techniques for evaluation, diagnosis and successful treatment of: complex esophageal strictures esophageal atresia “long gap” esophageal atresia esophageal replacement tracheo-esophageal fistulas recurrent tracheo-esophageal fistulas laryngo-tracheo-esophageal clefts tracheomalacia bronchomalacia tracheal reconstruction aberrant subclavian artery vascular compression syndromes vascular rings pectus excavatum chest wall deformities asphyxiating thoracic dystrophies recurrent laryngeal nerve monitoring during thoracic surgery Dr. Jennings has many publications on these topics including the largest series of successful treatment of complex recurrent tracheoesophageal fistulas in the literature with excellent outcomes, techniques to grow patients’ tissues to allow repair and connection of the esophagus in cases of esophageal atresia and esophageal injury, esophageal replacement with jejunum, and treatment of tracheomalacia. He has frequently taught and presented on these and numerous other related topics regionally, nationally, and internationally. Dr. Jennings’ prior work includes establishing the first fetal surgery center in New England; Dr. Jennings developed the first successful fetal cardiac surgery program in the world treating HLHS before birth. Dr. Jennings earned his medical degree from the University of California, San Francisco. His general surgery residency was done at the University of California, San Francisco. He was a postdoctoral research fellow for three years in the Fetal Treatment Center and Fetal Treatment Laboratory while completing the residency. He completed a pediatric surgery fellowship at Boston Children’s/Harvard Medical School. Dr. Jennings is rated as an Experienced provider by MediFind in the treatment of Gastroschisis. His top areas of expertise are Esophageal Atresia, Tracheoesophageal Fistula, Gastrointestinal Fistula, Double Aortic Arch, and Endoscopy.

Dr. Shieh is a pediatric surgeon in the Department of Surgery at Johns Hopkins All Children’s Hospital. She joined the medical staff in 2021 and sees patients on our main campus in St. Petersburg, Florida, and also at Tampa General Hospital and Brandon Regional Hospital. Her clinical focus includes esophageal and airway treatment (EAT). Dr. Shieh earned her medical degree from the University of Arizona College of Medicine — Phoenix. She completed her general surgery residency at New York-Presbyterian Hospital/Columbia University Medical Center, during which she did a pediatric surgery research fellowship at Boston Children’s Hospital. She then completed her pediatric surgery fellowship at Boston Children’s Hospital. Dr. Shieh speaks Mandarin Chinese and Spanish. Dr. Shieh is rated as an Experienced provider by MediFind in the treatment of Gastroschisis. Her top areas of expertise are Esophageal Atresia, Tracheoesophageal Fistula, Gastrointestinal Fistula, Endoscopy, and Gastrostomy.

Dr. Smithers is an associate professor of surgery and director of the Esophageal and Airway Treatment (EAT) Program in the Department of Surgery at Johns Hopkins All Children’s Hospital since 2019. He was honored for Innovations in Clinical Care at the Johns Hopkins Medicine Clinical Awards for 2020. As a leader in both innovation and expertise for pediatric thoracic surgery, he and his team see patients from all over the United States and internationally. The team also makes several invited trips per year around the country and world for lectures and conferences, in addition to helping patients and teaching other surgical teams regarding complex esophageal and airway surgical techniques in the operating room. Dr. Smithers previously served as assistant professor of surgery at Boston Children’s Hospital from 2009-2019, as part of their groundbreaking EAT program. His clinical specialties are congenital and acquired conditions of the esophagus and airway, vascular rings, congenital diaphragmatic hernia, extracorporeal membrane oxygenation (ECMO), surgical critical care, and minimally invasive surgery. He earned his medical degree from Albany Medical College and completed his residency in general surgery at Oregon Health and Science University in Portland. He served as fellow in pediatric surgery at Boston Children’s Hospital after completing a research fellowship and a surgical critical care fellowship at Boston Children’s Hospital. He also completed a global surgery clinical fellowship at Harvard Medical School. Videos Meet Jason Smithers, M.D. What is esophageal stricture and how is it treated? What is tracheomalacia and how is it treated? What is recurrent tracheoesophageal fistula (rTEF) and how is it treated? What is long gap esophageal atresia and how is it treated?. Dr. Smithers is rated as an Experienced provider by MediFind in the treatment of Gastroschisis. His top areas of expertise are Esophageal Atresia, Tracheoesophageal Fistula, Diaphragmatic Hernia, Gastrostomy, and Endoscopy.

Dr. Rivera-Nieves specializes in pediatric gastroenterology, hepatology and nutrition in the Department of Medicine. She sees patients on our main campus in St. Petersburg and at Johns Hopkins All Children’s Outpatient Care, Sarasota. She joined the medical staff in 2020. Dr. Rivera-Nieves earned her medical degree from the Universidad Autónoma de Guadalajara in Jalisco, Mexico. She completed a pre-internship medical program at New York Medical College in Valhalla, New York. She then completed a family medicine internship from Vidant Medical Center, East Carolina University/Brody School of Medicine in Greenville, North Carolina, followed by a pediatric residency in general pediatrics from Vidant Medical Center, East Carolina University/Brody School of Medicine. Dr. Rivera-Nieves also completed a pediatric gastroenterology fellowship from Orlando Health, Arnold Palmer Hospital for Children/University of Florida in Orlando, Florida. Dr. Rivera is rated as an Experienced provider by MediFind in the treatment of Gastroschisis. Her top areas of expertise are Lactose Intolerance, Atresia of Small Intestine, Fecal Impaction, and Small Bowel Bacterial Overgrowth.

Henry Chang is a Pediatric Surgeon and a General Surgeon in St Petersburg, Florida. Dr. Chang is rated as an Experienced provider by MediFind in the treatment of Gastroschisis. His top areas of expertise are Duodenal Atresia, Biliary Dyskinesia, Atresia of Small Intestine, Appendectomy, and Fasciotomy. Dr. Chang is currently accepting new patients.

Nebbie Walford is a Pediatric Surgeon and a General Surgeon in St Petersburg, Florida. Dr. Walford is rated as an Experienced provider by MediFind in the treatment of Gastroschisis. Her top areas of expertise are Van Der Woude Syndrome, Infantile Pyloric Stenosis, Umbilical Hernia, Appendicitis, and Appendectomy. Dr. Walford is currently accepting new patients.

Giosue Feola is a Pediatric Radiologist and an Interventional Radiologist in St Petersburg, Florida. Dr. Feola is rated as an Experienced provider by MediFind in the treatment of Gastroschisis. His top areas of expertise are Retropharyngeal Abscess, Esophageal Atresia Coloboma Talipes, Tracheoesophageal Fistula, and Pulmonary Atresia.

Sarah Jones-Sapienza is a General Surgeon and a Pediatrics provider in Clearwater, Florida. Dr. Jones-Sapienza is rated as an Experienced provider by MediFind in the treatment of Gastroschisis. Her top areas of expertise are Pectus Excavatum, Gastroschisis, Necrotizing Granuloma, and Retroperitoneal Inflammation.