Diagnostic Center, Northern Califoria
Diagnostic Center North (DCN) provides individualized student assessments and educational planning services to answer complex special education questions. Each assessment is a carefully planned, dynamic process that is designed to provide local educational agencies (LEAs) with evidence-based supports and strategies.
- Once a referral application is submitted and accepted, the wait time for scheduling an assessment is 3 - 4 months.
- DCN Assessments can provide district teams with recommendations in a variety of specialty areas, including but not limited to: Augmentative & Alternative Communication (AAC), Autism, Assistive Technology, Complex Learning Profiles, Dyslexia, School Avoidance, and Selective Mutism.
- There is no cost for our services; however, requests for assessment services must be generated by the local school district.
To request a DCN Referral Application Packet please email ContactUs@dcn-cde.ca.gov or call (510) 794-2500.

Our Services Include...
- Comprehensive, state-of-the-art assessment and educational planning services to assist local school districts in determining the needs of their most complex students;
- On-site technical assistance and consultation in program and instructional design based on the unique needs of each student;
- Professional development opportunities for teachers, administrators and special education staff, including presentations at national, statewide, and local conferences and workshops, provided by specialists with "hands-on" experience;
- Family education opportunities, including consultation, referral, and resource information.
There is no cost for assessment services; however, requests for services must be generated by the local school district.

Quick Links
- Overview of DCN Services
- Assessment Referral Process
- Professional Development Training Catalog
- Request a Training
- Training Calendar
- Special Training Events
- Employment Opportunities
- California Autism Professional Training and Information Network (CAPTAIN)
- Positive Environments, Network of Trainers (PENT)
- California Department of Education
DCN Newsletters
