Prevention & Early Intervention (PEI) FAQs & FormsResize page text: A Decrease font size. A Reset font size. A Increase font size. Frequently Asked Questions Prevention and Early Intervention Frequently Asked Questions PEI FAQs Enhancements (June 28, 2019) Forms Provider Request to Add/Drop PEI Practice (April 14, 2015) PEI EBP Matrix December 2020