Received the following email from AHCBehavioralHealth@tufts-health.com  Dear Provider, Welcome to Tufts Health Plan! We are pleased to have you as part of our provider network.  Please find a copy of your fully executed Allied Health Services Provider Agreement attached. Your in-network effective date is: 06/29/2021  Please check member eligibility, benefits, and authorization requirements prior to rendering services by contacting the Tufts Health Plan Behavioral Health Department at (800) 208-9565 or via the Secure Provider Website.  Please refer to the following links for additional resources:  - Behavioral Health Provider Resource Guide   - Registration Instructions for Secure Provider Websites - All Products - Product Overview and Member ID Card Guide - Electronic Data Interchange (EDI) Overview - Electronic Claim Submission Frequently Asked Questions - Provider Contact Information - Provider Information Change Form  We look forward to working with you! thpwatsmr1.tufts-health.com made the following annotations