What is mcs medical cost sharing? MCS Medical Cost Sharing is a 501 C3 Non-Profit Christian Healthcare Sharing Ministry. Cost-Effective Alternative to Traditional Health Insurance MCS Medical Cost Sharing is a community of like-minded people who rely on each other to pay their medical bills.What does cost sharing mean in health insurance? Cost Sharing. The share of costs covered by your insurance that you pay out of your own pocket. This term generally includes deductibles, coinsurance, and copayments, or similar charges, but it doesn't include premiums, balance billing amounts for non-network providers, or the cost of non-covered services.How much will the healthcare sharing ministry save me? Our Christian healthcare sharing ministry is designed to save you between 40% to 60% monthly in costs as compared to traditional health insurance. Please note that we are not a health insurance company. Ready to get started?What is oneshare health? OneShare Health, LLC is not insurance, but a religious Health Care Sharing Ministry that facilitates medical expense sharing among its Members. This Sharing Ministry does not assume legal risk or guarantee or promise that medical bills will be paid or shared by the Ministry or its Membership.