There are special rules for out-of-network services. Certain services that we offer are not covered out-of-network. Also, you do not ECS MD100MD110 to receive a referral or prior authorization when you receive out-of-network care from non-plan providers. However, before receiving an ECS MD100MD110 service, you may want to check to see if the services you are receiving are covered by your plan and are medically necessary. When you receive a bill from a non-contracted Medicare participating provider, you are only[…]