Medicare Part B Late Enrollment Penalty

Important Assumptions

Medicare Part B late enrollment penalty = 10% for each full 12-month period you delay enrollment
The penalty is added to your monthly Part B premium
The penalty is for life
Base premium used: $202.90
Dollar amounts are rounded to the nearest cent

Medicare Part B Late Enrollment Penalty Chart

Base Monthly Premium: $202.90

Yrs Late % Penalty Part B Total Mo

1 10% $20.29 $202.90 $223.19

2 20% $40.58 $202.90 $243.48

3 30% $60.87 $202.90 $263.77

4 40% $81.16 $202.90 $284.06

5 50% $101.45 $202.90 $304.35

6 60% $121.74 $202.90 $324.64

7 70% $142.03 $202.90 $344.93

8 80% $162.32 $202.90 $365.22

9 90% $182.61 $202.90 $385.51

10 100% $202.90 $202.90 $405.80

11 110% $223.19 $202.90 $426.09

12 120% $243.48 $202.90 $446.38

13 130% $263.77 $202.90 $466.67

14 140% $284.06 $202.90 $486.96

15 150% $304.35 $202.90 $507.25

16 160% $324.64 $202.90 $527.54

17 170% $344.93 $202.90 $547.83

18 180% $365.22 $202.90 $568.12

19 190% $385.51 $202.90 $588.41

20 200% $405.80 $202.90 $608.70

Big Takeaways (Plain Language)

A 10-year delay doubles your Medicare Part B premium
A 20-year delay triples your Medicare Part B premium
The Part B late enrollment penalty is permanent
The longer you wait, the more expensive Medicare becomes every year for life.

Important Notes

Penalties apply only if you did not have creditable coverage (such as employer coverage) when you delayed
Penalty amounts are recalculated when the base Part B premium changes
Actual premiums may be higher due to income-related monthly adjustment amounts (IRMAA)

Important Information & Disclosure

Anthony's Healthcare provides Medicare education and guidance only. We are not affiliated with or endorsed by the U.S. government, the federal Medicare program, the U.S. Department of Veterans Affairs (VA), or any state Medicaid agency, or any insurance carrier.

Medicare consists of multiple parts (Part A, Part B, Part C, and Part D), each with its own rules, costs, and coverage limitations. Medicare Advantage (Part C), Prescription Drug Plans (Part D), Medicare Supplement (Medigap) policies, and Special Needs Plans (D-SNP, C-SNP) are offered by private insurance companies that are approved and regulated by Medicare.

Coverage, premiums, deductibles, copayments, coinsurance, provider networks, formularies, service areas, and extra benefits may vary by plan, carrier, county, and contract year and are subject to change. Extra benefits such as dental, vision, hearing, fitness programs, transportation, over-the-counter allowances, food or grocery benefits, meals, and in-home services are not guaranteed and may have limitations or eligibility requirements.

We do not offer every plan available in your area. Any information we provide is limited to the plans we do offer. Please contact Medicare.gov, 1-800-MEDICARE, or your local State Health Insurance Program (SHIP) to get information on all your options.

Information provided is for educational purposes only and does not guarantee eligibility, coverage, or enrollment.