Contact us - information for physicians and providers

Provider Relations Department


Behavioral health questions

Carelon Behavioral Health is Fallon's behavioral health partner. To contact them, visit the website below (use "Massachusetts" as the state and "Fallon Health" as the plan), or call them at 1-888-421-8861.
Carelon Behavioral Health provider website

For behavioral health providers wishing to initiate contracting and credentialing in order to see Fallon members, please go to Carelon Behavioral Heatlh's Join Our Network page to begin the process..

Electronic data submission and Provider Tools inquiries

EDI Coordinators
1-866-275-3247, Option 6

Contact forms