About
Sung Park, MD, known to patients as Dr. Sean, is a board-certified pediatrician with 15 years of experience caring for children through every stage of development. He earned his undergraduate degree from Harvard University and his medical degree from Rush University in Chicago. His pediatric residency training took place at Primary Children's Medical Center through the University of Utah.
Dr. Park brings a broad clinical focus to his practice. He is passionate about ADHD and executive function, autism spectrum disorder, and pediatric mental health, including anxiety, depression, PTSD, and eating disorders. He also pays close attention to newborn care, developmental milestones, nutrition, sleep, and digital wellness. His philosophy centers on the connection between family health and child health; he believes that supporting parents directly improves outcomes for kids. Dr. Park is a proud husband and father of two. He coaches Little League and hikes local trails with his family. His wife, children, and patients, he says, have shaped his empathetic approach to pediatric care more than anything else in his career.
Education & Training
Undergraduate
Harvard University, B.A.
Medical School
Rush University, M.D.
Residency
Primary Children's Medical Center, University of Utah, Pediatric Residency
Certifications
Conditions Treated
Who is Dr. Park right for?
Dr. Park serves children from birth through adolescence across the Issaquah and Eastside area. Families navigating ADHD, autism spectrum disorder, or pediatric mental health concerns find strong support in his practice. He is a solid fit for parents who want direct access to their child's doctor by phone, text, or email. Newborns, children with developmental questions, and teens managing anxiety or eating disorders all receive focused, personalized attention.
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Frequently Asked Questions
Dr. Park focuses on a broad range of pediatric concerns. His clinical passions include ADHD and executive function, autism spectrum disorder, and pediatric mental health conditions such as anxiety, depression, PTSD, and eating disorders. He also emphasizes newborn care, developmental milestones, nutrition, sleep, and digital wellness.
Yes, Dr. Park holds board certification in Pediatrics. He also trained at Primary Children's Medical Center through the University of Utah and earned his medical degree from Rush University in Chicago.
Dr. Park earned his undergraduate degree from Harvard University and his medical degree from Rush University in Chicago. He completed his pediatric residency at Primary Children's Medical Center through the University of Utah.
Dr. Park treats anxiety, depression, PTSD, and eating disorders as core parts of pediatric care, not separate concerns. He believes that a child's emotional and social health develop alongside physical health. His approach connects family wellbeing to child outcomes directly.
Yes, Dr. Park provides newborn care as part of his full scope of pediatric services. Newborn care falls within the Lighthouse Pediatrics membership at no additional cost.
Dr. Park makes himself available by phone, text, and email. Families do not need to go through a front-desk system to contact him. This direct access is a core feature of the Lighthouse Pediatrics membership.
Yes, Dr. Park performs both ADHD evaluations and autism spectrum evaluations. These are among his primary clinical interests, and he provides ongoing care and developmental support following evaluation.
Dr. Park brings 15 years of pediatric experience to his practice. He has cared for children through every stage of development, from newborns to adolescents.
Doctor profile last updated March 21, 2026