Medicare Costs Are Rising in 2025: What You Need to Know About Part D Expenses Medicare enrollees face fluctuating costs each year, and 2025 brings notable changes. While most beneficiaries don’t pay premiums for Part A, which covers hospital care, premiums for Part B (outpatient care) and Part D (prescription drugs) are increasing. In 2025, the standard Medicare Part B premium is rising from $174.70 to $185 per month. Additionally, Part A costs for