Educational and Developmental Intervention Services (EDIS) Office hours: Monday - Friday 7:30 a.m. to 4:30 p.m. Location: Building 955, ground floor Phone: Related Services DSN: 226-3308 Comm: 01638 523 308 Early Intervention DSN: 226-8926 Comm: 01638 528 962 Clinic Services: EDIS is a multi-disciplinary team providing early intervention and medically related services to special needs children and their families in compliance with federal law. Patient Instructions: Please arrive 15 minutes prior to your appointment time. (Current as of July 2012)