Q: The 2011 open-enrollment season will to intoduce a voluntary sub-option for annuitants who receive Medicare Part B. Can you give me an update on this Office of Personnel Management proposal? Will all the participatng plans offer this, especially Blue Cross/Blue Shield? A: On April 7, OPM issued its annual call letter to plans participating in the Federal Employees Health Benefits program. In the letter, it encouraged them to propose “pilot programs wherein participating carriers offer a sub-option for Medicare-eligible annuitants as an alternate choice within their existing option(s). The sub-option may include premium pass-through accounts to be used solely…