Medicare Calculator 2025
Estimate your annual Medicare costs including Part A deductibles, Part B premiums, IRMAA surcharges, and Part D drug costs. See if Medicare Advantage or Medigap could save you money.
Medicare Cost Estimator
Based on 2025 CMS official rates. Actual costs vary by plan, location, and usage. Compare plans at Medicare.gov →
2025 Medicare Costs at a Glance
| Medicare Part | What It Covers | 2025 Premium | 2025 Deductible |
|---|---|---|---|
| Part A | Hospital, skilled nursing, home health, hospice | $0 (if 40+ work quarters) | $1,676 per benefit period |
| Part B | Doctor visits, outpatient care, preventive services | $185.00/mo (standard) | $257/year |
| Part C (Advantage) | All of A+B, often includes D, vision, dental, hearing | $17/mo average (varies) | Varies by plan |
| Part D | Prescription drugs | $46.50/mo average | Up to $590/year |
| Medigap / Supplement | Fills in Original Medicare coverage gaps | $100-$300+/mo | Varies by plan type (A-N) |
Source: CMS.gov — 2025 Medicare Parts A & B Premiums Fact Sheet
2025 IRMAA Surcharges — Part B Premium by Income
If your Modified Adjusted Gross Income (MAGI) from 2 years ago exceeded certain thresholds, you pay an Income-Related Monthly Adjustment Amount (IRMAA) added to your Part B premium. The 2025 IRMAA is based on your 2023 tax return.
| Individual Income (2023) | Married Filing Jointly | Part B Monthly Premium | IRMAA Surcharge |
|---|---|---|---|
| ≤ $103,000 | ≤ $206,000 | $185.00 | $0 |
| $103,001 – $129,000 | $206,001 – $258,000 | $258.90 | +$73.90 |
| $129,001 – $161,000 | $258,001 – $322,000 | $369.90 | +$184.90 |
| $161,001 – $193,000 | $322,001 – $386,000 | $480.90 | +$295.90 |
| $193,001 – $500,000 | $386,001 – $750,000 | $576.90 | +$391.90 |
| > $500,000 | > $750,000 | $628.90 | +$443.90 |
Medicare Enrollment — When to Sign Up & Avoiding Late Penalties
Joining Medicare at the right time is critical. Late enrollment can result in permanent premium penalties:
Part B Late Penalty
10% premium increase for every 12-month period you were eligible but did not enroll. This penalty is permanent and continues for life.
Part D Late Penalty
1% of the national base beneficiary premium ($36.78 in 2025) × months without coverage. Also permanent.
Initial Enrollment Period (IEP)
7-month window: 3 months before your 65th birthday month, your birthday month, and 3 months after. Enroll online at SSA.gov/medicare.
Medicare 2025 — Frequently Asked Questions
Reviewed by Medicare Specialists
2025 Medicare cost data sourced from CMS.gov official rate announcements. Reviewed by licensed Medicare insurance counselors.