Group health plan (GHP) sponsors that offer prescription drug (Rx) coverage must, at least annually, notify Medicare Part D eligible individuals and the Centers for Medicare & Medicaid Services (CMS) of their plan’s creditable coverage status. Both disclosures (to Medicare Part D eligible individuals and to CMS) must meet specific form, content and timing requirements as prescribed by CMS . This update addresses the required disclosure to CMS and reminds plan sponsors that on