Leaving Employer Coverage?*Retirement not required. Obtain CMS L564 Obtain CMS L564 proof of employer coverage from the company providing your employer group health plan (EGHP). Keep a copy for your files. CMS L564 Apply on SSA.gov for Medicare A&B or B if you have Part A. Upload CMS L564 when you apply on ssa.gov Apply Medicare a+B Schedule an appointment with your broker Medicare A+B are required to secure a Medigap or Medicare Advantage plan BEFORE the month you need coverage. Schedule Appointment apoyo en español
