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 Advanced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). His top areas of expertise are Esophageal Atresia, Eosinophilic Esophagitis, Tracheoesophageal Fistula, Gastrostomy, and Endoscopy.

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 Advanced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). His top areas of expertise are Lactose Intolerance, Morning Sickness, Rotor Syndrome, Dubin-Johnson Syndrome, and Gastrostomy.

Dr. Espinola is a pediatric otolaryngologist (ear, nose and throat specialist) at Johns Hopkins All Children’s Hospital. She is a fellow of the American College of Surgeons. She earned her medical degree from Tulane University. She completed her surgical internship at Charity Hospital, New Orleans. She then completed her surgical residency at Tulane University Department of Surgery, and her otolaryngology residency at Tulane University Department of Otolaryngology-Head & Neck Surgery. Dr. Espinola is rated as an Experienced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). Her top areas of expertise are Chronic Rhinosinusitis with Nasal Polyps (CRSwNP), Empyema, Sinusitis, Thyroidectomy, and Laryngectomy.

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 Experienced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). Her top areas of expertise are Delayed Growth, Lactose Intolerance, Morning Sickness, and Gastroschisis.

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 Gastroesophageal Reflux Disease (GERD). His top areas of expertise are Esophageal Atresia, Tracheoesophageal Fistula, Diaphragmatic Hernia, Gastrostomy, and Endoscopy.

Dr. Wasylik is a pediatric ear, nose and throat surgeon at Johns Hopkins All Children’s Hospital. She sees patients in the Brandon, Clearwater, Odessa, Sarasota, and Tampa locations of Pediatric Otolaryngology Head & Neck Surgery Associates, PA and the Johns Hopkins All Children’s Outpatient Care location in St. Petersburg. Pediatric Otolaryngology Head & Neck Surgery Associates, PA is the exclusive provider of pediatric ear, nose and throat services at Johns Hopkins All Children’s Hospital. Dr. Wasylik's clinical interests include cochlear implants, bone anchored hearing aids, sinus surgery, airway reconstruction and cleft palates. She earned her medical degree from Tulane University School of Medicine in New Orleans. She trained in surgery and otolaryngology at Tulane Hospital and Clinic.She completed a fellowship in pediatric otolaryngology, head and neck surgery at the University of Minnesota in Minneapolis. Dr. Wasylik is rated as an Experienced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). Her top areas of expertise are Enlarged Adenoids, Tongue Tie, Stridor, and Auditory Processing Disorder.

Joana Machry, M.D., FAAP, specializes in newborn medicine at the Johns Hopkins All Children's Maternal, Fetal & Neonatal Institute. She serves as the program director for the Johns Hopkins All Children’s Neonatal-Perinatal Medicine Fellowship Program and is an assistant professor in pediatrics at the Johns Hopkins University School of Medicine. Dr. Machry received Johns Hopkins Medicine Clinical Awards for Clinical Collaboration and Teamwork for leading the NICU Pulmonary Taskforce in 2017 and the Tracheostomy Team in 2022. Dr. Machry received a Department of Pediatrics Teaching Excellence Award as a resident at Jackson Memorial Hospital/University of Miami Miller School of Medicine, where she completed her pediatric residency and fellowship in Neonatal-Perinatal Medicine. Her clinical expertise and research interests include exploring optimal practices in newborn respiratory support and care, management of the most complex cases of Bronchopulmonary Dysplasia with focus on neurodevelopmental outcomes, and innovation in medical education. In addition to leading the NICU Pulmonary Taskforce, she also leads the NICU Multidisciplinary Tracheostomy Team. Dr. Machry is rated as an Experienced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). Her top areas of expertise are Bronchopulmonary Dysplasia, Gastroesophageal Reflux in Infants, Premature Infant, and Gastroesophageal Reflux Disease (GERD).

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 Gastroesophageal Reflux Disease (GERD). Her top areas of expertise are Lactose Intolerance, Atresia of Small Intestine, Fecal Impaction, and Small Bowel Bacterial Overgrowth.

Dr. Katz is the Medical Director of the Sleep Center at Johns Hopkins All Children’s Hospital. He joined the medical staff in 2023. He sees patients at the main campus in St. Petersburg, Florida, as well as at Johns Hopkins All Children’s Outpatient Care, Sarasota. Dr. Katz earned his medical degree from McGill University. He completed his internship and residency in pediatrics at the University of California, Irvine Medical Center. He also completed a fellowship in pediatric pulmonology at the Johns Hopkins University School of Medicine in Baltimore, Maryland. His clinical interests include sleep-disordered breathing, infant breathing disturbances and hypersomnia. His research interests are focused on the pathophysiology of obstructive sleep apnea in children. Dr. Katz is rated as an Experienced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). His top areas of expertise are Obstructive Sleep Apnea, Micrognathia, Cerebral Hypoxia, Adenoidectomy, and Gastrostomy.

Dr. Shakeel specializes in neonatology with the Johns Hopkins All Children's Maternal, Fetal & Neonatal Institute. She joined the medical staff in 1999. She has a clinical focus on nutritional care for neonates to improve clinical outcomes in the neonatal intensive care unit (NICU) and improving clinical outcomes in infants with short bowel syndrome at risk of intestinal failure. She is chair of the Johns Hopkins All Children’s Care Under Intestinal Rehabilitation Excellence (CUIRE) intestinal rehabilitation program. She also has a clinical focus on Patient Safety & Quality and is a quality lead for the hospital’s Maternal Fetal & Neonatal Institute. Dr. Shakeel was named winner of the Armstrong Award for Excellence in Patient Safety at Johns Hopkins All Children’s Hospital in the 2016 Johns Hopkins Medicine Clinical Awards, and in 2023, she led a neonatal intensive care unit team that won for Innovations in Clinical Care. Dr. Shakeel is an assistant professor for the Department of Pediatrics at the Johns Hopkins University School of Medicine. In addition to serving on multiple hospital committees including Ethics, Nutrition, Advocacy and more, Dr. Shakeel is very involved with the Armstrong Institute for Patient Safety & Quality and has completed Lean Sigma Green Belt training, the Patient Safety Certificate Program and the Leadership Academy Course. Videos 2016 Armstrong Award for Excellence in Quality and Safety - Fauzia Shakeel, M.D., Johns Hopkins All Children‚Äôs Hospital. Dr. Shakeel is rated as an Experienced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). Her top areas of expertise are Necrotizing Enterocolitis, Premature Infant, Gastroesophageal Reflux in Infants, Gastroesophageal Reflux Disease (GERD), and Gastrostomy.

Julia Pfaff is a Pediatric Otolaryngologist in St Petersburg, Florida. Dr. Pfaff is rated as an Experienced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). Her top areas of expertise are Trachoma, Laryngitis, Obstructive Sleep Apnea, and Tinnitus.

Marissa Evarts is a Pediatric Otolaryngologist in St Petersburg, Florida. Dr. Evarts is rated as an Experienced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). Her top areas of expertise are Tongue Tie, Enlarged Adenoids, Stridor, and Auditory Processing Disorder.

Preeti Kallu is a primary care provider, practicing in Internal Medicine in Saint Petersburg, Florida. Dr. Kallu has been practicing medicine for over 18 years and is rated as an Experienced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). Her top areas of expertise are Breast Cancer, Hypothyroidism, L-2-Hydroxyglutaric Aciduria, and Familial Hypertension.

Zorana Grujic is a primary care provider, practicing in Family Medicine in Saint Petersburg, Florida. Dr. Grujic is rated as an Experienced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). Her top areas of expertise are Osteomyelitis in Children, Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, and Hypertension.

Rabee Korbaj is a primary care provider, practicing in Internal Medicine in St Petersburg, Florida. Dr. Korbaj is rated as an Advanced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). His top areas of expertise are Sepsis, Pneumonia, Necrosis, Gastrostomy, and Endoscopy. Dr. Korbaj is currently accepting new patients.

Luis Ycaza is a primary care provider, practicing in Internal Medicine in St Petersburg, Florida. Dr. Ycaza is rated as an Advanced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). His top areas of expertise are Hypertensive Heart Disease, Osteomyelitis in Children, Enlarged Liver, and Peptic Ulcer. Dr. Ycaza is currently accepting new patients.

Girish Patel is a Gastroenterologist in St Petersburg, Florida. Dr. Patel is rated as an Advanced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). His top areas of expertise are Gastrointestinal Bleeding, Esophagitis, Swallowing Difficulty, Gastrostomy, and Gastrectomy.

Kevin Huguet is a General Surgeon in Saint Petersburg, Florida. Dr. Huguet is rated as an Advanced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). His top areas of expertise are Hernia, Cholecystitis, Gallbladder Disease, Hernia Surgery, and Pancreatectomy.

Mark Eichenbaum is a primary care provider, practicing in Geriatrics and Internal Medicine in St Petersburg, Florida. Dr. Eichenbaum is rated as an Advanced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). His top areas of expertise are Newborn Jaundice, Transient Familial Hyperbilirubinemia, Thyroid Dysgenesis, Gastrostomy, and Endoscopy. Dr. Eichenbaum is currently accepting new patients.

Robert Wharton is a Gastroenterologist in St Petersburg, Florida. Dr. Wharton is rated as an Advanced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). His top areas of expertise are Acute Pancreatitis, Gastrointestinal Bleeding, Fecal Impaction, Endoscopy, and Colonoscopy.