 So if you're uninsured, underinsured, or paying too much, call Healthcare Help Desk. 800-521-2898. 800-521-2898. 800-521-2898. Ladies and gentlemen, the captain has turned on the fasten seatbelt sign. There is a low pressure system moving from Washington, D.C. across the country, and it may get a little bumpy. Please return to your seats and keep your freedoms fastened.