We provide care for infants, children and teens with a wide variety of pediatric endocrinological problems.
Jose Canas, M.D. Endocrinology
Dr. Canas is director of endocrinology at Johns Hopkins All Children’s Hospital. He joined the hospital staff in 2018. He was previously associate attending at Wolfson Children's Hospital, and served as medical director of the Nemours Pediatric Cardio Metabolic and Bariatric Center in Jacksonville, Florida. His research interests include cardiovascular complications of diabetes and the use of carotenoids for obesity prevention. Dr. Canas earned his medical degree from Universidad Nacional Pedro Henriquez Urena in the Dominican Republic. He completed his pediatrics residency and served as chief resident at Nassau County Medical Center. There he also completed a clinical and research fellowship in pediatric endocrinology and metabolism.
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Mary Gan, M.D. Endocrinology
Dr. Gan specializes in pediatric endocrinology for Johns Hopkins All Children’s Hospital. She generally works at the Outpatient Care Brandon and Tampa locations and through the hospital’s relationships with AdventHealth Tampa and Brandon Regional Hospital. Previously, she worked at the Cape Fear Valley Diabetes and Endocrine Center in Fayetteville, N. C.
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Suzanne Jackman, M.D. Endocrinology
Dr. Jackman specializes in pediatric endocrinology. She received her medical degree from the University of South Florida College of Medicine, where she received the Lewis A. Barness Award from the Department of Pediatrics and the Watson Clinic Foundation Award for Medical Research. She remained at USF for her pediatric residency, earning the Intern of the Year Award, followed by a fellowship in pediatric endocrinology.
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Allen Root, M.D. Endocrinology
Dr. Root is a pediatric endocrinologist. A graduate of Harvard Medical School, Dr. Root completed his internship at Strong Memorial Hospital, Rochester, NY and his pediatric residency at University of Pennsylvania, followed by a fellowship in pediatric endocrinology at Children's Hospital of Philadelphia, University of Pennsylvania. After serving on the medical faculty of the University of Pennsylvania and Temple University, Dr. Root joined the University of South Florida College of Medicine in 1973, serving as professor of pediatrics, associate and vice-chair of the Department of Pediatrics, and director of the pediatric residency program.
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Shuchi Shah, M.D. Endocrinology
Dr. Shah specializes in pediatric endocrinology for Johns Hopkins All Children’s Hospital. She sees patients at Johns Hopkins All Children’s Outpatient Care, Tampa, and Johns Hopkins All Children’s Outpatient Care, East Lake. She joined the hospital staff in 2018. Dr. Shah earned her medical degree from Wake Forest University School of Medicine in Winston-Salem, North Carolina. She completed a pediatric residency and pediatric endocrinology fellowship at Children’s Medical Center/University of Texas Southwestern Medical Center in Dallas, Texas.
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Kevin Lewis DNP, APRN, PPCNP-BC, CDE
Kevin is a pediatric nurse practitioner specializing in endocrinology at Johns Hopkins All Children’s Hospital. Previously, he was at the Charleston Area Medical Center in Charleston, West Virginia, where he most recently was director of clinical diabetes. He also has experience at the Akron Children's Hospital in Ohio, the University of Maryland Medical Center in Baltimore, the Walter Reed Army Medical Center in Washington and Shady Grove Adventist Hospital in Rockville, Maryland.
He received his Master of Nursing/Child Health and his Doctor of Nursing Practice from West Virginia University. Dr. Lewis is a certified diabetes educator.
Megan Sanborn MSN, APRN, CPNP-PC
Megan is a pediatric nurse practitioner in endocrinology at Johns Hopkins All Children’s Hospital. She joined the hospital staff in 2018.
Previously, she was at St. Joseph’s Children’s Hospital in Tampa, Florida, and Golisano Children’s Hospital of Southwest Florida in Fort Myers. She received her master of pediatric nursing from the University of South Florida in Tampa.
Denielle White DNP, APRN, CPNP-PC
Denielle is a pediatric nurse practitioner specializing in endocrinology at Johns Hopkins All Children’s Hospital. She joined the hospital staff in 2017. Previously, she was at Rush University Medical Center in Chicago, where she was a registered nurse in the pediatric intensive care unit (PICU). She also served as a registered nurse in the PICU at Rainbow Babies and Children’s Hospital in Cleveland, Ohio. She received her Bachelor of Science in Nursing from Case Western Reserve University in Cleveland, and her Doctor of Nursing Practice from Rush University in Chicago.
Certified Diabetes Educators
Kaitlin Dorman MS, RD, LD/N
Kaitlin is a registered dietitian nutritionist who joined the endocrinology team at Johns Hopkins All Children’s Hospital in 2017. She was previously at UF Health in Gainesville, where she also completed her internship. She earned her Master of Science degree in nutrition from the University of Florida in Gainesville.
Elizabeth Lawhon is a certified diabetes educator in the Johns Hopkins All Children’s Endocrinology and Diabetes program. She joined the hospital staff in 2019. Before joining the hospital, Lawhon was a registered nurse in endocrinology at St. Mary's Hospital in Grand Junction, Colorado, where she provided patients with diabetes education. Lawhon is also a certified Medtronic and Tandem product trainer. Lawhon earned her associate degree in nursing from Trinidad State in Alamosa, Colorado.
Jim Shapter RDN, LDN
Jim Shapter is a registered dietitian in the Johns Hopkins All Children’s Endocrinology program. He joined the hospital staff in 2019.
In his role, Jim works with children and families to help educate and guide them through endocrine and diabetes disorders.
Before joining Johns Hopkins All Children’s, Shapter was a registered dietitian at The Ranch in Nunnelly, Tennessee, followed by counseling a diverse population in private practice at Allison Nutrition Counseling in Nashville, Tennessee.
Shapter received his Bachelor of Science in Nutrition and Food Science with a concentration in Dietetics from Middle Tennessee State University in Murfreesboro, Tennessee. He completed his dietetic internship at Vanderbilt University Medical Center in Nashville, Tennessee.
Diabetes Support Services
Jane Vittitoe LCSW
Jane is a licensed clinical social worker in endocrinology at Johns Hopkins All Children’s Hospital. She joined the hospital staff in 2018. Before Johns Hopkins All Children’s, Jane worked at The Michael Bach Clinic and Centerstone in Bradenton, Florida. She received her master’s degree in clinical social work from the University of South Florida in Tampa, Florida.