Alissa Popalis Organization Schreiber Center for Pediatric Development Lancaster, PA, United States Scheduling (717) 471-9412 apopalis@schreiberpediatric.org Certifications Earned Level 1: 09/03/2024 Level 2: 12/19/2024 Level 3: 06/27/2026 wp_zapier_bot2026-08-13T18:54:11-04:00April 24, 2025| Share This Story, Choose Your Platform! FacebookXRedditLinkedInWhatsAppTumblrPinterestVkEmail