Welcome to the Cheney, Brennan Group Medical information page. We are the premier provider of Group Medical Insurance. Our goal is to provide the very best in Small, Midsize and Large Group self-funded and fully- insured medical insurance. Because our quality control standards are high, our options are among the best in the business. Our goal is to always deliver you choices to meet your needs. We want you, our valued customer, to be happy. Here is a list of our services.