This article explains Medicare Part D prescription spending changes in plain language and highlights why beneficiaries should still compare plans annually even with stronger out-of-pocket protections.
What Medicare Part D Covers
Part D is prescription drug coverage offered through private insurance companies approved by Medicare. Beneficiaries may receive Part D through a standalone prescription drug plan or through a Medicare Advantage plan that includes drug coverage.
Each plan has a formulary, which is a list of covered medications. Formularies can place drugs into different tiers, and costs can vary based on deductible, preferred pharmacy, prior authorization, step therapy, and quantity limits.
The Out-of-Pocket Threshold
CMS has stated that the annual out-of-pocket threshold for Medicare Part D is $2,100 in 2026. This continues the redesigned Part D structure that began with the $2,000 cap in 2025, adjusted for 2026.
This protection can help beneficiaries with high covered drug costs. Still, beneficiaries should understand that the cap applies to covered Part D drugs and does not eliminate premiums or every medication-related expense.
Why Formularies Still Matter
Even with out-of-pocket protections, formularies remain important. A drug may be covered by one plan but not another. A drug may move tiers, require prior authorization, or cost less at a preferred pharmacy.
Beneficiaries should compare plans using their exact medications and preferred pharmacies. Looking only at the monthly premium can lead to higher annual costs if prescriptions are expensive under that plan.
Medicare Prescription Payment Plan
The Medicare Prescription Payment Plan allows eligible beneficiaries to spread out-of-pocket prescription costs across the year rather than paying larger amounts at the pharmacy all at once. This does not reduce the total amount owed, but it may help with cash flow.
People who take expensive medications early in the year may find this option useful, but they should understand how monthly billing works before enrolling.
Annual Review Steps
- ✓ Update your full medication list before Open Enrollment.
- ✓ Check whether each drug is covered and at what tier.
- ✓ Compare preferred pharmacies and mail-order options.
- ✓ Review deductible and coinsurance rules.
- ✓ Estimate total annual cost, not just monthly premium.
Key Takeaways
- ✓ Medicare Part D has stronger out-of-pocket protections than in prior years.
- ✓ The 2026 annual Part D out-of-pocket threshold is $2,100 for covered Part D drugs.
- ✓ Plan formularies and pharmacy networks still affect costs.
- ✓ The Medicare Prescription Payment Plan may help spread costs across the year.
- ✓ Annual comparison remains important for prescription drug savings.
Related Medicare Resources
Compliance Disclaimer: Medicare plan availability, costs, benefits, provider networks, and prescription coverage may vary by location, carrier, plan type, and eligibility requirements. This content is for educational purposes only and is not a recommendation to enroll in any specific plan. Connecting Crowd is not affiliated with or endorsed by the U.S. government or the federal Medicare program. Review official plan materials and speak with a licensed insurance professional before making enrollment decisions.