About
Hayley Hellstern, DO, FAAP is a board-certified pediatrician and Fellow of the American Academy of Pediatrics practicing at Zest Pediatrics of Fox Chapel in Pittsburgh, Pennsylvania. She brings a distinctive clinical interest in Lyme disease, which she considers essential knowledge for families in the Pittsburgh region where Lyme is endemic. Dr. Hellstern also has expertise in caring for sensory-sensitive children, earning the trust of even the most reluctant young patients.
She is a parent herself and brings that firsthand perspective to every family she sees. Dr. Hellstern offers a Fourth Trimester Program to support new families through the postpartum period. She co-leads the 'Little Zest Session' webinar series with Dr. Marisa Quattrone and makes herself available to patients after hours. She is currently accepting new patients at the Fox Chapel location.
Certifications
Conditions Treated
Who is Dr. Hellstern right for?
Dr. Hellstern is a great fit for Pittsburgh-area families, especially those with sensory-sensitive or anxious children who need a patient, trust-building approach. Parents concerned about Lyme disease exposure will find her clinical focus directly relevant. New and expecting families benefit from her Fourth Trimester Program. Her availability after hours and personal parenting experience make her a natural partner for families navigating early childhood.
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Frequently Asked Questions
Dr. Hellstern has particular expertise in Lyme disease prevention and management, which she considers a priority given Pittsburgh's endemic environment. She also specializes in caring for sensory-sensitive children and supporting new families through the postpartum period.
Yes. Dr. Hellstern is currently accepting new patients at Zest Pediatrics of Fox Chapel in Pittsburgh, Pennsylvania.
Yes. Dr. Hellstern offers a Fourth Trimester Program designed to support new families in the weeks after birth. This program provides structured guidance for parents navigating newborn care and postpartum adjustment.
Yes. Dr. Hellstern has a strong track record with sensory-averse and anxious children. She takes a gradual, trust-building approach that helps even hesitant children feel comfortable at visits.
Yes. Dr. Hellstern makes herself available to patients after hours via text, which is part of the direct-access model at Zest Pediatrics of Fox Chapel.
Dr. Hellstern holds board certification in Pediatrics and is a Fellow of the American Academy of Pediatrics (FAAP). She holds a Doctor of Osteopathic Medicine (DO) degree.
Doctor profile last updated April 10, 2026