 I'm Trinidad Navarro, Delaware's Insurance Commissioner. The Delaware Medicare Assistance Bureau offers free health insurance counseling for Delawareans with Medicare. Our staff has answers to all of your questions regarding Medicare, Medicare prescription drug plans, Medigap, and more. Call the Delaware Medicare Assistance Bureau at 1-800-336-9500 for more information. The Delaware Medicare Assistance Bureau is a public service of the Delaware Insurance Commissioner's Office and is funded in part by a grant through the Administration for Community Living.