Overview
Dr. Mary L. O’Connor Leppert is an assistant professor of pediatrics at the Johns Hopkins University School of Medicine. Her area of expertise is the early identification of developmental disorders. She serves as co-director of the Neonatal Intensive Care Unit (NICU) Follow-Up Clinic and assistant director of the Center for Development and Learning at the Kennedy Krieger Institute, an affiliate of Johns Hopkins. She is also a consultant physician at St. Agnes Hospital. Dr. Leppert received her undergraduate degree in biology from the Catholic University of America in Washington, DC. She completed her medical training at the national Universities of Ireland, University College Cork, where she earned her M.B., B.Ch., B.A.O. degrees. She completed a residency in pediatrics at St. Agnes Hospital in Baltimore, and joined Kennedy Krieger in 1992 with a fellowship in developmental pediatrics through the Johns Hopkins University School of Medicine. She has been an active medical staff member at the Kennedy Krieger Institute since 1995 in the division of Neurology and Developmental Medicine. Dr. Leppert’s research interests are related to the early identification of developmental disorders in the NICU follow up and preschool programs. She participates in clinical research on developmental outcomes of infants from the NICU. Contact for Research Inquiries 801 N. Broadway Baltimore, MD 21205 Phone: (443) 923-3240 leppert@kennedykrieger.org Research Summary Dr. Leppert’s interests include the early identification of developmental disorders in the NICU follow up and Preschool programs. She was part of a multicenter study to standardize the Capute Scales of Development, and participates in clinical research on developmental outcomes of infants from the NICU.
Dr. Leppert is rated as an Experienced provider by MediFind in the treatment of Asphyxia Neonatorum. Her top areas of expertise are Microcephaly, Autism Spectrum Disorder, Asphyxia Neonatorum, and Developmental Dysphasia Familial.
Her clinical research consists of co-authoring 13 peer reviewed articles. MediFind looks at clinical research from the past 15 years. In particular, she has co-authored 1 article in the study of Asphyxia Neonatorum.
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- INDEMNITY
- POS
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- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE PART D
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE
- OTHER MEDICARE PART D
Locations
707 North Broadway, Pediatrics, Pediatrics, Baltimore, MD 21205
Clinical Research
Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.
Johana Diaz is a Pediatrics provider in Baltimore, Maryland. Dr. Diaz is rated as an Advanced provider by MediFind in the treatment of Asphyxia Neonatorum. Her top areas of expertise are Rotor Syndrome, Cerebral Hypoxia, Asphyxia Neonatorum, and Gastroschisis. Dr. Diaz is currently accepting new patients.
The Johns Hopkins Hospital
"Dr. Sapna Kudchadkar is the Anesthesiologist-in-Chief of the Johns Hopkins Children's Center and Vice Chair for Pediatric Anesthesiology and Critical Care Medicine at Johns Hopkins University School of Medicine. She is a professor of anesthesiology and critical care medicine, pediatrics and physical medicine and rehabilitation at JHUSOM. Her areas of interest include sleep disturbances in critically ill children, pediatric delirium prevention and management, sedation of mechanically ventilated children, pediatric ICU rehabilitation and mobility, and clinical epidemiology and biostatistics. Dr. Kudchadkar received her undergraduate degree in both biochemistry and French at Washington University in St. Louis, where she graduated magna cum laude. She went on to attend University of Chicago Pritzker School of Medicine, where she earned her M.D. and completed an internship with the Open Society Institute Soros Community Health Program. She completed residencies in pediatrics at Johns Hopkins Children's Center and in anesthesiology at The Johns Hopkins Hospital, followed by clinical fellowships in pediatric critical care and pediatric anesthesiology. Dr. Kudchadkar received her PhD in clinical investigation at Johns Hopkins Bloomberg School of Public Health. Her primary research focus is the integration of sleep promotion, sedation optimization and delirium prevention to promote early mobility and improve functional outcomes for survivors of pediatric critical illness. Dr. Kudchadkar is the lead PI for the international PARK-PICU study (Prevalence of Acute Rehab for Kids in the PICU, park.web.jhu.edu), which includes >200 sites in the United States, Canada, Brazil, Europe and Australia. She is also the lead PI for an NIH funded 10-hospital stepped-wedge cluster-randomized trial of a multifaceted early mobility program for critically ill children (PICU Up!; NCT04989790) and MPI for an NIH-funded multicenter randomized trial investigating physical rehabilitation and nutrition in pediatric ICU patients (PROXIMUS; NCT05296096) In April 2013, Dr. Kudchadkar was awarded the Alfred Sommer Scholar award at the Johns Hopkins Bloomberg School of Public Health, given to Ph.D. candidates ""who exemplify scientific excellence, energy, ambition, political acumen and a determination to change the world"" through public health research. In 2025, she was the recipient of the Drs. Vidyasagar and Nagamani Dharmapuri Award for Excellence in Pediatric Critical Care Medicine from the Society of Critical Care Medicine and also received the 2025 Sean Berenholtz Award for Quality and Safety from the Armstrong Institute. Dr. Kudchadkar is a Fellow of the American College of Critical Care Medicine and the Senior Associate Editor of Pediatric Critical Care Medicine. She also serves on the international advisory board of the Lancet Child and Adolescent Health.". Dr. Kudchadkar is rated as an Experienced provider by MediFind in the treatment of Asphyxia Neonatorum. Her top areas of expertise are Asphyxia Neonatorum and Adenoidectomy.
Marisa Mendes is a Pediatrics provider in Baltimore, Maryland. Dr. Mendes is rated as an Advanced provider by MediFind in the treatment of Asphyxia Neonatorum. Her top areas of expertise are Achalasia Microcephaly Syndrome, Microcephaly, Pulmonary Alveolar Proteinosis, and Obesity in Children.
Areas of Expertise
MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.
Learn more about MediFind’s expert tiers
- Experienced
- Asphyxia NeonatorumDr. Leppert isExperienced. Learn about Asphyxia Neonatorum.
- Autism Spectrum DisorderDr. Leppert isExperienced. Learn about Autism Spectrum Disorder.
- Developmental Dysphasia FamilialDr. Leppert isExperienced. Learn about Developmental Dysphasia Familial.
- MicrocephalyDr. Leppert isExperienced. Learn about Microcephaly.