Home/Glossary/Catastrophic CoverageGlossary · Part DCatastrophic CoverageThe Part D stage reached after out-of-pocket spending hits a threshold. The $2,000 cap effectively replaces the traditional catastrophic structure in 2025.Related TermsFormularyDrug TierStep TherapyDonut HoleLow-Income Subsidy (Extra Help)Creditable CoverageFormulary ExceptionMedication Therapy Management (MTM)← Back to glossary index