Consumer Protections Against Surprise Medical Bills Act of 2020 This bill makes a series of changes related to health care costs and billing practices. Among other things, the bill applies the in-network cost-sharing amount to certain emergency and related nonemergency services that are provided out-of-network, applies the in-network cost-sharing amount to nonemergency services that are provided out-of-network at an in-network facility unless specified written notice requirements are met, establishes procedures for health insurance plans to negotiate reimbursement amounts paid to out-of-network providers in states without such a process, requires insurance plans to establish publicly available databases that list the contact information for in-network providers and facilities, requires health care providers and insurance plans to provide certain cost estimates for services scheduled at least three days in advance, requires plans to continue benefits for specified long-term care when an insurance plan's contractual relationship with a provider or facility changes or terminates, requires insurance plans to include specified consumer assistance and benefits information on a plan holder's membership card and maintain certain price comparison tools for in-network services, establishes reporting requirements related to air ambulance services, establishes a temporary income tax deduction for specified expenses resulting from out-of-network and emergency services.