Dr Patten 1

William D. Patten, MD

Program Director

William D. Patten, MD, is a board-certified pediatric critical care medicine physician with Arnold Palmer Hospital for Children Pediatric Critical Care Services. He serves as the Program Director for the University of Florida Orlando Health Pediatric Critical Care Medicine Fellowship. 

Dr. Patten earned his medical degree from Universidad Autonoma de Guadalajara School of Medicine, Jalisco, Mexico. He fulfilled his residency in pediatrics at Winthrop University Hospital, New York, where he served as chief resident. He went on to complete his fellowship at Miami Children’s Hospital, now called Nicklaus Children’s Hospital.

Dr. Patten joined Arnold Palmer Hospital in 2015 as a member of the pediatric critical care team. He previously served as an assistant professor of pediatrics at West Virginia University School of Medicine, where he developed the first respiratory adult, pediatric and neonatal ECMO program in the state.

Learn More
Chen Gen

J. Gene Chen MD, MHS

Associate Program Director

J. Gene Chen MD, MHS is a board-certified pediatric critical care medicine physician with Arnold Palmer Hospital for Children Pediatric Critical Care Services. He serves as the Program Director for the University of Florida Pediatric Residency Program at Orlando Health, and the Associate Program Director for the Pediatric Critical Care Medicine Fellowship.  He is an Associate Professor at the Florida State University College of Medicine and University of Central Florida College of Medicine.

Dr. Chen attended medical school at the University of North Carolina at Chapel Hill and conducted his pediatric internship and residency at Washington University / St. Louis Children’s Hospital. He completed his pediatric critical care fellowship training as well as a Masters in Health Sciences degree in Clinical Research at Duke University Medical Center.

Dr. Chen's academic interests include medical education, evidence-based medicine, rapid response systems, and patient safety. He is the recipient of multiple resident teaching awards.

Learn More
Mary Farrell

Mary M. Farrell, MD

Pediatric Critical Care Medicine

Mary M. Farrell, MD is a board-certified pediatrician with Arnold Palmer Hospital for Children Pediatric Critical Care Services. She also serves as pediatrician-in-chief at Arnold Palmer Hospital for Children.

Dr. Farrell earned both her undergraduate and medical degrees from University College Dublin, Ireland. She completed an initial internship and residency at St. Vincent’s University Hospital, Dublin, focusing on internal medicine, surgery and rheumatology. She did further training in the U.S., completing a pediatric internship at Medical College of Pennsylvania, Philadelphia, followed by a pediatric residency at Orlando Regional Medical Center. Subsequently, she completed a fellowship in pediatric critical care medicine at Children’s Medical Center Dallas.

Dr. Farrell joined Arnold Palmer Hospital in 1990 as a member of the pediatric critical care team. More recently, she has served as chief of staff of Orlando Health, chair of the Department of Pediatrics and medical director of the Arnold Palmer Hospital Pediatric Intensive Care Unit.

Dr. Farrell has done research in pediatric neurological disorders, pediatric cardiopulmonary arrest, pediatric brain death and cystic fibrosis.

Learn More
Dr Spack 1

Lawrence Spack, MD

Pediatric Critical Care Medicine

Lawrence Spack, MD is a pediatric critical care physician with Orlando Health Arnold Palmer Hospital for Children.  He is board certified in pediatric critical care and general pediatrics.  He also serves as medical director for Pediatric Critical Care Services and is chief quality officer for Arnold Palmer Hospital. In addition, he sits on a number of committees for Orlando Health.

After earning his medical degree from Autonomous University of Guadalajara, Dr. Spack completed his general pediatric residency training at University Hospital Stony Brook, Stony Brook, New York. He went on to complete his fellowship training in pediatric critical care at Children’s Hospital of Wisconsin/Medical College of Wisconsin in Milwaukee.

In 2010, Dr. Spack received the Exemplary Physician Colleague Award from Orlando Health as voted by the nursing staff. He is passionate in his approach to caring for children, treating each and every child as if they were his own.

Dr. Spack is an associate professor at Florida State University College of Medicine. His areas of clinical interest include sepsis awareness and treatment, submersion injury in children, and minimizing anxiety and pain during hospitalization.

In his free time, Dr. Spack enjoys spending time with his family, loves to travel and has a passion for home improvement projects.

Learn More
Shoba Krishnan

Shoba Srikantan, MD

Pediatric Critical Care Medicine

Shoba Srikantan, MD is a pediatric critical care physician with Arnold Palmer Hospital for Children. She is board certified in pediatric critical care, and is a fellow and diplomate of the American Academy of Pediatrics.

Dr. Srikantan earned her medical degree from Howard University College of Medicine, Washington, DC. She completed a pediatrics residency at the Holtz Children’s Hospital at the University of Miami/Jackson Memorial Medical Center. She also completed a fellowship in critical care medicine at University at Children’s Hospital of Philadelphia through the University of Pennsylvania.

Dr. Srikantan has worked in pediatric critical care at Arnold Palmer Hospital since 2004. She is an Assistant Professor at Florida State University College of Medicine and the University of Central Florida College of Medicine.

Dr. Srikantan’s academic interests include cardiac arrest and resuscitation simulation, resident education, patient safety and quality improvement. She is the recipient of multiple community awards including an AMA Inspirational Women’s Physician Award. She has done many local and national media interviews educating parents on child safety topics.

Dr. Srikantan serves on the National Medical Advisory Committee of Make-A-Wish America and is an executive board member of Make-A-Wish, Central and Northern Florida Chapter.

Learn More

Jenna Wheeler, MD

Pediatric Critical Care Medicine

Jenna Wheeler, MD is a pediatric critical care physician with Arnold Palmer Hospital for Children. She is board certified in pediatrics and in pediatric critical care.

After completing a bachelor of arts in biology/pre-med at Taylor University in Upland, Indiana, Dr. Wheeler earned her medical degree from Wright State University Boonshoft School of Medicine in Dayton, Ohio. She completed a pediatrics residency followed by a pediatric critical care fellowship at Rainbow Babies & Children’s Hospital, University Hospital Case Medical Center, Cleveland.

Before joining Arnold Palmer Hospital, Dr. Wheeler provided pediatric hospitalist coverage and supervised medical student and residents for two years at Rainbow Babies & Children’s Hospital. She also served in the emergency department at Hospitals Ahuja Medical Center in Beachwood, Ohio.

Dr. Wheeler has co-authored studies published in the Journal of Clinical Pediatrics, and AARC Times, American Association for Respiratory Care. She also has presented on various pediatrics topics at medical conferences. Dr. Wheeler is a member of the American Academy of Pediatrics, Society of Critical Care Medicine and American Medical Association.

Learn More
Harun Fakioglu

Harun Fakioglu, MD

Pediatric Cardiac Intensive Care

Harun Fakioglu, MD specializes in pediatric critical care services at The Heart Center at Arnold Palmer Hospital for Children. He is board certified in pediatrics and pediatric critical care medicine. 

Dr. Fakioglu earned his medical degree from Istanbul University Cerrahpasa Faculty of Medicine. He completed his pediatric residency at Jersey Shore University Medical Center in Neptune, New Jersey, and his pediatric critical care medicine fellowship training at Miami Children's Hospital. 

In addition to English, Dr. Fakioglu is fluent in Turkish and Arabic. 

Learn More
Rampersad_Avind_001(1)

Avind Rampersad, MD

Pediatric Cardiac Intensive Care

Avind Rampersad, MD is a pediatric critical care physician with The Heart Center at Arnold Palmer Hospital for Children. He is board certified in pediatric critical care medicine.

Dr. Rampersad earned his medical degree from the Royal College of Surgeons in Dublin, Ireland, where he received a number of academic awards and honors. He completed a residency in medicine and surgery at Beaumont Hospital, Dublin, and a pediatrics residency at the University of Toledo Medical Center, Ohio. He also completed a fellowship in pediatric critical care at Rainbow Babies and Children’s Hospital, Cleveland. 

In addition to practicing medicine, Dr. Rampersad teaches at the University of Central Florida as an assistant professor of pediatrics. He has published research and presented on a variety of pediatric topics. 

Dr. Rampersad is a member of the Society of Critical Care Medicine and the American Board of Pediatrics.

Learn More
Sukumar Narasimhulu

Sukumar Suguna Narasimhulu, MD

Pediatric Cardiac Intensive Care

Sukumar Suguna Narasimhulu, MD is a Cardiac Intensivist who is board-certified in Pediatrics, Neonatal/Perinatal medicine and Pediatric Cardiology currently practicing at The Heart Center at Arnold Palmer Hospital (APH) for Children.  He also conducts the Cardiac Neuro -developmental program here at APH. 

Dr. Suguna Narasimhulu earned his medical degree from Shri B.M Patil Medical College and research center, Karnataka, India. He graduated with a Masters in Public Health majoring in Health education at Western Kentucky University, Bowling Green, KY. He then completed his internship and pediatric residency at New York Medical College, Metropolitan Program and a dual fellowship training in Neonatal/perinatal medicine and Pediatric Cardiology at New York University Medical Center. 

His primary interests are in cardiac intensive care, cardiac physiology, inflammation, neonatology, neurodevelopmental outcomes and pulmonary hypertension in neonates.

Learn More
Carlos Blanco, MD

Carlos Blanco, MD

Pediatric Cardiac Intensive Care

Carlos J. Blanco, MD, serves as a pediatric cardiologist at The Heart Center at Arnold Palmer Hospital for Children.  He is board certified in pediatrics and pediatric cardiology.

Dr. Blanco graduated with his medical degree from La Universidad del Valle in Cali, Columbia. He completed his pediatric residency at Miami Children’s Hospital. He performed a pediatric cardiology fellowship at Case Western Reserve University/Cleveland Clinic, and a pediatric cardiac critical care advanced fellowship at the University of Arkansas for Medical Sciences in Little Rock.

Dr. Blanco has been a pediatric cardiologist since 2010, and is especially interested in cardiac critical and intensive care, as well as mechanical circulation.

Learn More

Jose Decamps, MD

Pediatric Cardiac Intensive Care

Learn More