Now is the time to protect yourself against the flu by getting your flu vaccine early, before flu season hits full force. Medicare covers the flu vaccination, along with many other preventive-health services.People with Medicare can get the flu shot at no cost to them. There's no coinsurance, copayment, or deductible.Keep in mind that the flu shot helps prevent the flu; it doesn't give you the flu. Getting the vaccine is the best way to avoid getting sick this flu season. Also, by protecting yourself, you're protecting those you care about from getting the flu from you.Who should get a …