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 Intussusception in Children. Her top areas of expertise are Scoliosis, Osteochondritis Dissecans, Knock Knees, and Caffey Disease.

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 Intussusception in Children. His top areas of expertise are Appendicitis, Pectus Excavatum, Omphalocele, Appendectomy, and Endoscopy.

Dr. Chandler is chief of the Division of Pediatric Surgery and the Pediatric Surgery Fellowship Program Director at Johns Hopkins All Children’s Hospital. She joined the medical staff in 2008, became interim chief in 2020 and was named full-time chief in 2021. She also is an associate professor of Surgery at the Johns Hopkins School of Medicine. Dr. Chandler’s clinical and research areas of interest are minimally invasive surgery including pectus excavatum, and pediatric cancer surgery. She is a member of the American College of Surgeons. Dr. Chandler was named Johns Hopkins All Children’s Hospital physician of the year in the 2017 Johns Hopkins Medicine Clinical Excellence Awards. Dr. Chandler earned her medical degree from the University of Massachusetts Medical School, Worcester, where she completed her general surgical residency. She completed a research fellowship in surgery at Beth Israel Deaconess Medical Center, Harvard Medical School, and was principal investigator for a grant that focused on overcoming chemoresistance in pancreatic cancer. She also completed a fellowship in pediatric surgery at The Johns Hopkins Hospital and School of Medicine in Baltimore, Maryland, with training in laparoscopic and advanced miniature access surgery. Dr. Chandler is rated as an Experienced provider by MediFind in the treatment of Intussusception in Children. Her top areas of expertise are Appendicitis, Pectus Excavatum, Viral Gastroenteritis, Appendectomy, and Endoscopy.

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 Intussusception in Children. His top areas of expertise are Esophageal Atresia, Eosinophilic Esophagitis, Tracheoesophageal Fistula, Gastrostomy, and Endoscopy.

Diana Marin is a Radiologist in Saint Petersburg, Florida. Dr. Marin is rated as an Experienced provider by MediFind in the treatment of Intussusception in Children. Her top areas of expertise are Familial Short Stature (FSS), Idiopathic Short Stature (ISS), Short Stature (Growth Disorders), and Scoliosis.

Brian Baigorri is a Pediatric Radiologist and a Pediatrics provider in St Petersburg, Florida. Dr. Baigorri has been practicing medicine for over 18 years and is rated as an Experienced provider by MediFind in the treatment of Intussusception in Children. His top areas of expertise are Pleurisy, Pleural Effusion, Ascites, Gastrostomy, and Ureteral Reconstruction.

Dr. Lester specializes in pediatric radiology at Johns Hopkins All Children’s Hospital in St. Petersburg, Florida. He joined the medical staff in 2023 with over a decade of attending experience. After earning his medical degree from Yale University School of Medicine, he completed his radiology residency and served as chief resident at Staten Island University Hospital. He specialized with a fellowship in pediatric radiology at Boston Children's Hospital. Dr. Lester has spent most of his career at Mount Sinai Hospital in New York City, serving as an assistant professor in the Radiology and Pediatrics departments of the Icahn School of Medicine. There, he blended clinical work with a dedication to teaching. His educational contributions extended beyond Mount Sinai, with invitations to present grand rounds and lectures at external institutions. Beyond his clinical and educational roles, Dr. Lester has made contributions to pediatric radiology research, authoring peer-reviewed publications and presenting at various academic meetings. Dr. Lester is rated as an Experienced provider by MediFind in the treatment of Intussusception in Children. His top areas of expertise are Intussusception in Children and Diverticular Disease.

Marguerite Thomer is an Urologist in St Petersburg, Florida. Dr. Thomer is rated as an Experienced provider by MediFind in the treatment of Intussusception in Children. Her top areas of expertise are Urinary Incontinence, Urinary Tract Infection in Children, UPJ Obstruction, Ureteroscopy, and Reconstructive Urology Surgery. Dr. Thomer is currently accepting new patients.

Richard Connin is a Radiologist in St Petersburg, Florida. Dr. Connin is rated as an Experienced provider by MediFind in the treatment of Intussusception in Children. His top areas of expertise are Scoliosis, Non-Alcoholic Fatty Liver Disease, Visceromegaly, and Angiomyoma.

Rishi Modh is an Urologist in St Petersburg, Florida. Dr. Modh is rated as an Advanced provider by MediFind in the treatment of Intussusception in Children. His top areas of expertise are Urinary Tract Infection (UTI), Urinary Tract Infection in Children, Bilateral Hydronephrosis, Ureteroscopy, and Reconstructive Urology Surgery. Dr. Modh is currently accepting new patients.

Matthew Sorensen is an Urologist in St Petersburg, Florida. Dr. Sorensen is rated as an Experienced provider by MediFind in the treatment of Intussusception in Children. His top areas of expertise are Bilateral Hydronephrosis, Hydronephrosis, Urinary Tract Infection in Children, Osteotomy, and Ureteroscopy. Dr. Sorensen is currently accepting new patients.

Shaw Zhou is an Urologist in St Petersburg, Florida. Dr. Zhou is rated as an Experienced provider by MediFind in the treatment of Intussusception in Children. His top areas of expertise are Hydronephrosis, Obstructive Uropathy, Urinary Tract Infection in Children, Ureteroscopy, and Prostatectomy. Dr. Zhou is currently accepting new patients.

Ketan Kapadia is an Urologist in St Petersburg, Florida. Dr. Kapadia is rated as an Experienced provider by MediFind in the treatment of Intussusception in Children. His top areas of expertise are Urinary Tract Infection in Children, Urinary Tract Infection (UTI), Enlarged Prostate (BPH), Ureteroscopy, and Gastrostomy. Dr. Kapadia is currently accepting new patients.

Sean Heron is an Urologist in St Petersburg, Florida. Dr. Heron is rated as an Experienced provider by MediFind in the treatment of Intussusception in Children. His top areas of expertise are Urinary Tract Infection in Children, Urinary Tract Infection (UTI), Balanitis, Penectomy, and Ureteroscopy. Dr. Heron is currently accepting new patients.

Craig Reiheld is a Radiologist and an Interventional Radiologist in Saint Petersburg, Florida. Dr. Reiheld is rated as an Experienced provider by MediFind in the treatment of Intussusception in Children. His top areas of expertise are Lymphofollicular Hyperplasia, Ascites, Lung Nodules, Bone Graft, and Vertebroplasty.

Christopher Sherman is an Urologist in Largo, Florida. Dr. Sherman is rated as an Advanced provider by MediFind in the treatment of Intussusception in Children. His top areas of expertise are Urinary Tract Infection in Children, Bilateral Hydronephrosis, Kidney Stones, Ureteroscopy, and Prostatectomy. Dr. Sherman is currently accepting new patients.

Matthew Truesdale is an Urologist in Largo, Florida. Dr. Truesdale is rated as an Advanced provider by MediFind in the treatment of Intussusception in Children. His top areas of expertise are Obstructive Uropathy, Bilateral Hydronephrosis, Hydronephrosis, Ureteroscopy, and Prostatectomy. Dr. Truesdale is currently accepting new patients.

Webb Mccanse is an Urologist in Largo, Florida. Dr. Mccanse is rated as an Advanced provider by MediFind in the treatment of Intussusception in Children. His top areas of expertise are Hydronephrosis, Obstructive Uropathy, Enlarged Prostate (BPH), Ureteroscopy, and Prostatectomy. Dr. Mccanse is currently accepting new patients.

Clifford Davis is an Interventional Radiologist and a Radiologist in Tampa, Florida. Dr. Davis is rated as an Advanced provider by MediFind in the treatment of Intussusception in Children. His top areas of expertise are End-Stage Renal Disease (ESRD), Fibrolamellar Carcinoma, Intussusception in Children, Liver Embolization, and Prostatic Artery Embolization. Dr. Davis is currently accepting new patients.

Jonathan Beilan is an Urologist in Largo, Florida. Dr. Beilan is rated as an Experienced provider by MediFind in the treatment of Intussusception in Children. His top areas of expertise are Peyronie Disease, Varicocele, Testicular Failure, Ureteroscopy, and Penectomy. Dr. Beilan is currently accepting new patients.