Mind Body Branch

Meet Our Team

Jeffrey L. Alvaro, M.D. Psychiatry / Psychology

Dr. Alvaro specializes in pediatric psychiatry in the Institute for Brain Protection Sciences at Johns Hopkins All Children’s Hospital. He treats all psychiatric conditions in children and adolescents with a particular interest in ADHD, anxiety disorders and mood disorders. He joined the hospital staff in 1999. Dr. Alvaro also is an affiliate professor in the department of Psychiatry and Behavioral Neurosciences at the University of South Florida. He earned his medical degree from the University of South Florida, where he also completed a residency in general adult psychiatry followed by a fellowship in child and adolescent psychiatry.  He served as chief resident during the final year of his fellowship.
View Jeffrey’s Bio

Mark Cavitt, M.D. Psychiatry / Psychology

Dr. Cavitt is the Medical Director of Pediatric Psychiatry Services and serves as Chair of the Division of Neurology, Psychiatry, Psychology & Developmental Pediatrics. He is board certified in child and adolescent psychiatry as well as general psychiatry. He is an Assistant Clinical Professor for the University of South Florida, College of Medicine and an Associate Professor of Psychiatry at Lake Erie College of Medicine, Bradenton and Instructor in Pediatrics at Johns Hopkins Medicine.  Dr. Cavitt graduated from the Quillen College of Medicine at East Tennessee University. His recent awards include Best Doctors of Tampa Bay (2007-2018); Educator of the Year (2015) at the University of South Florida.
View Mark’s Bio

Lacy Chavis, Psy.D Psychiatry / Psychology

Dr. Chavis specializes in pediatric psychology and is clinical director of psychosocial services in Johns Hopkins All Children's Maternal, Fetal & Neonatal Institute. Previously, Dr. Chavis was a private practitioner and consultant evaluator for the Early Steps program of Florida. Dr. Chavis earned her doctoral degree in clinical psychology from Illinois School of Professional Psychology-Argosy University. She completed a pediatric internship in clinical psychology at New York Center for Child Development with emphasis on early childhood development and trauma. Dr. Chavis continued to specialize with fellowship at Andrus Children’s Center focusing on trauma, parent-child interactions and maternal mental health.
View Lacy’s Bio

Melissa Faith, Ph.D. Psychiatry / Psychology

Dr. Faith is a clinical pediatric psychologist specializing in hematology/oncology at Johns Hopkins All Children’s Hospital. She received her master’s and doctorate degrees in clinical psychology from the University of Arkansas, completed a predoctoral internship in clinical child psychology at the University of Mississippi Medical Center and completed a postdoctoral fellowship in clinical psychology with an emphasis in pediatric hematology and oncology at the University of Oklahoma Health Sciences Center. Dr. Faith’s research interests include disseminating evidence-based interventions in large medical and community centers (e.g., motivational interviewing) as well as emotion socialization, social adjustment, and sibling adjustment during and following childhood chronic illness. 
View Melissa’s Bio

Marissa Feldman, Ph.D. Psychiatry / Psychology

Dr. Feldman is a pediatric psychologist in the Johns Hopkins All Children’s Institute for Brain Protection Sciences. She specializes in the evaluation and treatment of children and adolescents with acute and/or chronic medical conditions to promote psychological health and well-being, and provides consultation services on the inpatient units regarding adaptation and coping with illness, treatment adherence, and emotional and behavioral functioning. She joined the hospital staff in 2017. Dr. Feldman received her Doctoral degree in clinical psychology from the University of South Florida, and completed her internship and fellowship at the Ann & Robert H. Lurie Children’s Hospital of Chicago (formerly Children’s Memorial Hospital). Dr. Feldman’s research interests include treatment adherence and quality of life in patients with chronic illness, outcomes of group intervention, psychosocial factors contributing to positive youth development and negative peer relations. 
View Marissa’s Bio

Lauren Gardner, Ph.D. Psychiatry / Psychology

Dr. Gardner is the psychology internship director and administrative director of the Autism Center at Johns Hopkins All Children’s Hospital. She has provided services for children and families with a wide range of concerns, including noncompliance, autism spectrum disorder, developmental disabilities, depression, anxiety and social skills deficits. Dr. Gardner’s clinical interests include neurodevelopmental disabilities. She earned her doctorate degree from Indiana University Bloomington and completed an internship in psychology at the University of Tennessee Health Science Center and a fellowship in developmental/behavioral pediatrics at the University of Tennessee Boling Center.
View Lauren’s Bio

Jason Hangauer, Ph.D. Psychiatry / Psychology

Dr. Hangauer is a pediatric outpatient psychologist at Johns Hopkins All Children’s Hospital. He specializes in the evaluation and treatment of autism spectrum disorder (ASD) and developmental disabilities. He joined hospital staff in 2018. Dr. Hangauer's research interests include evidence-based interventions for ASD, behavioral parent training, and assisting allied providers serving children with ASD and other disorders in the use of current research supported best practices.
View Jason’s Bio

Kristin Hoffman, Ph.D. Psychiatry / Psychology

Dr. Hoffman is the director of the Trauma Psychology Program at Johns Hopkins All Children’s Hospital, where she provides evidence-based interventions for trauma, in addition to training and consultation regarding trauma-informed services and systems. She joined the hospital staff in 2018. Dr. Hoffman earned her doctorate in Child Clinical Psychology from Southern Illinois University at Carbondale. She completed a pediatric psychology internship at Children’s Hospital Los Angeles and a postdoctoral fellowship in trauma-informed care and developmental disabilities at the University of Tennessee Health Sciences Center in Memphis, Tennessee. Dr. Hoffman’s research interests include evaluating factors impacting the implementation and effectiveness of trauma-informed programs, interventions and service delivery systems.
View Kristin’s Bio

Jennifer Katzenstein, Ph.D. Psychiatry / Psychology

Dr. Katzenstein is the director of psychology and neuropsychology at Johns Hopkins All Children’s Hospital. Previously, Dr. Katzenstein was a private practitioner and Assistant Professor of Neurology at Indiana University School of Medicine/Riley Hospital for Children in Indianapolis where she provided neuropsychological evaluations, consultations and academic coaching for children and adolescents. After graduating from Indiana University Purdue University Indianapolis, she completed a pediatric internship and fellowship at Texas Children's Hospital/Baylor College of Medicine. Dr. Katzenstein is board certified in pediatric neuropsychology and clinical neuropsychology.
View Jennifer’s Bio

Aja Meyer, Ph.D. Psychiatry / Psychology

Dr. Meyer earned her doctorate degree from the University of South Florida, and completed an internship at the Children's Hospital of Michigan and a post-doctoral fellowship at Akron Children's Hospital. Dr. Meyer has provided psychological services to children and adolescents with a broad range of medical conditions, such as diabetes, kidney disease, sickle cell anemia, cancer, and various neurological conditions (e.g., AVM, cerebral palsy, chronic pain, epilepsy, spinal cord injury, stroke, and traumatic brain injury). She provides consultation services on the inpatient units at Johns Hopkins All Children's Hospital and sees outpatients as part of the All Children's Pediatric Psychiatry program.
View Aja’s Bio

Vanessa Scarborough, Ph.D. Psychiatry / Psychology

Dr. Scarborough is a licensed pediatric neuropsychologist, who conducts comprehensive neuropsychological evaluations for children and adolescents with acquired, congenital and neurodevelopmental disorders, with a special focus on known or suspected neurocognitive dysfunction. Her areas of clinical expertise include epilepsy and traumatic brain disorders. She joined the Johns Hopkins All Children’s Institute for Brain Protection Sciences in 2017 after seven years on the pediatric neuropsychology faculty at Kennedy Krieger Institute in Baltimore, Maryland.  Dr. Scarborough completed a neuropsychology fellowship at Nationwide Children’s Hospital in Columbus, Ohio, after a neuropsychology internship at Children’s Hospitals and Clinics, in Minneapolis, Minnesota. She has conducted research in pediatric epilepsy and Albright hereditary osteodystrophy. She earned a master’s of science in psychology and a Ph.D. in clinical psychology at Illinois Institute of Technology, in Chicago, Illinois. While completing her graduate studies she served as a research assistant at Children’s Memorial Hospital (now Lurie Children’s) and Northwestern University in Chicago. Dr. Scarborough is fluent in Spanish and Portuguese.
View Vanessa’s Bio

Valerie Valle, Psy.D. Psychiatry / Psychology

Dr. Valle specializes in sports and performance psychology in the Johns Hopkins All Children’s Institute for Brain Protection Sciences. She joined the hospital staff in 2017. Dr. Valle earned her doctoral degree from Arizona School of Professional Psychology. She completed a pre-doctoral internship at the University of California-Riverside and a post-doctoral fellowship at the University of New Mexico. She also completed practicum internships at Psychological Counseling Services and Sierra Tucson and a practicum sports psychology internship at Grand Canyon University. Dr. Valle’s clinical interests include developmental concerns and stressors of athletes and high stakes performers.
View Valerie’s Bio