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2027 Medicare Part D Program Compared to 2026 through 2006.


2027-2006 Medicare Part D Standard Benefit Model Plan Parameters

Below is a comparison of the Standard Benefit Model Plan parameters as released by The Centers for Medicare and Medicaid Services (CMS) for the plan years 2027 through 2006.


Medicare Part D Benefit Parameters for Defined Standard Benefit
2027 through 2006 Comparison

Part D Standard Benefit Design Parameters 2027* 2026* 2025* 2024* 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006
Deductible - In most situations, the beneficiary pays 100% of their drug costs until the deductible is met. $700 $615 $590 $545 $505 $480 $445 $435 $415 $405 $400 $360 $320 $310 $325 $320 $310 $310 $295 $275 $265 $250
Initial Coverage Limit (ICL) - Beginning with plan year 2025, the ICL is eliminated. Pre-2025, prior to reaching the ICL the beneficiary paid 25% of their drug costs and once the ICL was reached, the Coverage Gap (Donut Hole) began. Not Applicable Not Applicable Not Applicable $5,030 $4,660 $4,430 $4,130 $4,020 $3,820 $3,750 $3,700 $3,310 $2,960 $2,850 $2,970 $2,930 $2,840 $2,830 $2,700 $2,510 $2,400 $2,250
Out-of-Pocket Threshold (OOP threshold or RxMOOP) - The Catastrophic Coverage phase begins (and prior to 2025, the Coverage Gap ended when Total Out-of-Pocket (TrOOP) costs exceed this value.
Beginning with plan year 2025, the Coverage Gap phase is eliminated.
$2,400 $2,100 $2,000 $8,000 $7,400 $7,050 $6,550 $6,350 $5,100 $5,000 $4,950 $4,850 $4,700 $4,550 $4,750 $4,700 $4,550 $4,550 $4,350 $4,050 $3,850 $3,600
Total Part D retail drug costs at OOP threshold before entering Catastrophic Coverage (pre-2025 exiting the Coverage Gap) - (LIS). See note (1) below. $7,500 $6,555 $6,230 $11,477.39 $10,516.25 $10,012.50 $9,313.75 $9,038.75 $7,653.75 $7,508.75 $7,425.00 $7,062.50 $6,680.00 $6,455.00 $6,733.75 $6,657.50 $6,447.50 $6,440.00


plus a
$250 rebate

$6,153.75 $5,726.25 $5,451.25 $5,100.00
Total Part D retail drug costs at OOP threshold before entering Catastrophic Coverage (pre-2025 exiting the Coverage Gap) - (non-LIS). See note (2) below. $7,500 $6,555 $6,230 $12,447.11

plus a 75% discount on all formulary drugs
$11,206.28

plus a 75% discount on all formulary drugs
$10,690.20

plus a 75% discount on all formulary drugs
$10,048.39

plus a 75% discount on all formulary drugs
$9,719.38
plus a 75% discount on all formulary drugs
$8,139.54

plus a 75% brand discount
$8,417.60

plus a 65% brand discount
$8,071.16

plus a 60% brand discount
$7,515.22

plus a 55% brand discount
$7,061.76

plus a 55% brand discount
$6,690.77

plus a 52.50% brand discount
$6,954.52

plus a 52.50% brand discount
$6,730.39

plus a 50% brand discount
$6,483.72

plus a 50% brand discount
Catastrophic Coverage Benefit: Since plan year 2024, beneficiaries pay no cost-sharing in the Catastrophic Coverage phase of the Medicare Part D coverage. From 2006 through 2023 the Catastrophic Coverage cost-sharing was the greater of 5% or the values shown below.
Generic/Preferred Multi-Source Drug $0.00 $0.00 $0.00 $0.00 $4.15 $3.95 $3.70 $3.60 $3.40 $3.35 $3.30 $2.95 $2.65 $2.55 $2.65 $2.60 $2.50 $2.50 $2.40 $2.25 $2.15 $2.00
Other Drugs $0.00 $0.00 $0.00 $0.00 $10.35 $9.85 $9.20 $8.95 $8.50 $8.35 $8.25 $7.40 $6.60 $6.35 $6.60 $6.50 $6.30 $6.30 $6.00 $5.60 $5.35 $5.00

Parameters for Medicare Beneficiaries qualifying for the Low-Income Subsidy (LIS) (Extra Help) program

Part D Full Benefit Dual Eligible (FBDE) Beneficiaries Parameters See note (3):
2027 2026 2025 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006
• Deductible $0.00$0.00 $0.00$0.00$0.00$0.00 $0.00$0.00$0.00$0.00 $0.00$0.00$0.00$0.00 $0.00$0.00$0.00$0.00 $0.00$0.00$0.00$0.00
• Copayments for Institutionalized Beneficiaries [category code 3] $0.00$0.00 $0.00$0.00$0.00$0.00 $0.00$0.00$0.00$0.00 $0.00$0.00$0.00$0.00 $0.00$0.00$0.00$0.00 $0.00$0.00$0.00$0.00
• Copayments for Beneficiaries Receiving Home and Community-Based Services [category code 3] see note (4) $0.00$0.00 $0.00$0.00$0.00$0.00 $0.00$0.00$0.00$0.00 $0.00$0.00$0.00$0.00 $0.00$0.00$0.00$0.00 $0.00$0.00$0.00$0.00
• Maximum Copayments for FBDE Non-Institutionalized Beneficiaries
   Up to or at 100% FPL [category code 2]:
• Up to Out-of-Pocket Threshold
- Generic / Preferred Multi-Source Drug $1.65$1.60$1.60 $1.55$1.45$1.35$1.30 $1.30$1.25$1.25$1.20 $1.20$1.20$1.20$1.15 $1.10$1.10$1.10$1.10 $1.05$1.00$1.00
- Other Drugs $5.00$4.90$4.80 $4.60$4.30$4.00$4.00 $3.90$3.80$3.70$3.70 $3.60$3.60$3.60$3.50 $3.30$3.30$3.30$3.20 $3.10$3.10$3.00
• Above Out-of-Pocket Threshold Not ApplicableNot ApplicableNot Applicable Not Applicable$0.00$0.00$0.00 $0.00$0.00$0.00$0.00 $0.00$0.00$0.00$0.00 $0.00$0.00$0.00$0.00 $0.00$0.00$0.00
• Maximum Copayments for FBDE Non-Institutionalized Beneficiaries
   Between 100% and 150% FPL [category code 1]:
• Up to Out-of-Pocket Threshold
- Generic / Preferred Multi-Source Drug $5.80$5.10$4.90 $4.50$4.15$3.95$3.70 $3.60$3.40$3.35$3.30 $2.95$2.65$2.55$2.65 $2.60$2.50$2.50$2.40 $2.25$2.15$2.00
- Other Drugs $14.40$12.65$12.15 $11.20$10.35$9.85$9.20 $8.95$8.50$8.35$8.25 $7.40$6.60$6.35$6.60 $6.50$6.30$6.30$6.00 $5.60$5.35$5.00
• Above Out-of-Pocket Threshold Not ApplicableNot ApplicableNot Applicable Not Applicable$0.00$0.00$0.00 $0.00$0.00$0.00$0.00 $0.00$0.00$0.00$0.00 $0.00$0.00$0.00$0.00 $0.00$0.00$0.00
Part D Full-Subsidy - Non-FBDE Beneficiary Parameters:
2027 2026 2025 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006
Applied or eligible for QMB/SLMB/QI or SSI, income at or below 150% FPL and resources ≤ $18,090 (individuals in 2026) or ≤ $36,100 (couples in 2026) [category code 1] see note (5).
See resources for prior years. Prior to 2024, the full-subsidy income limit was ≤ 135% FPL.
• Deductible $0.00$0.00$0.00 $0.00$0.00$0.00$0.00 $0.00$0.00$0.00$0.00 $0.00$0.00$0.00$0.00 $0.00$0.00$0.00$0.00 $0.00$0.00$0.00
• Maximum Copayments up to Out-of-Pocket Threshold
- Generic / Preferred Multi-Source Drug $5.80$5.10$4.90 $4.50$4.15$3.95$3.70 $3.60$3.40$3.35$3.30 $2.95$2.65$2.55$2.65 $2.60$2.50$2.50$2.40 $2.25$2.15$2.00
- Other Drugs $14.40$12.65$12.15 $11.20$10.35$9.85$9.20 $8.95$8.50$8.35$8.25 $7.40$6.60$6.35$6.60 $6.50$6.30$6.30$6.00 $5.60$5.35$5.00
• Maximum Copay above Out-of-Pocket Threshold Not ApplicableNot ApplicableNot Applicable Not Applicable$0.00$0.00$0.00 $0.00$0.00$0.00$0.00 $0.00$0.00$0.00$0.00 $0.00$0.00$0.00$0.00 $0.00$0.00$0.00
Partial-Subsidy Parameters (Partial-LIS was eliminated January 1, 2024, when Full-LIS was expanded to include former partial-LIS):
2027 2026 2025 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006
Prior to 2024, Partial-LIS included beneficiaries who have applied for benefits and have income below 150% FPL and limited resources [category code 4] (5). See resources for prior years.
• Deductible Not ApplicableNot Applicable Not ApplicableNot Applicable $104.00$99.00$92.00$89.00 $85.00$83.00$82.00$74.00 $66.00$63.00$66.00$65.00 $63.00$63.00$60.00$56.00 $53.00$50.00
• Coinsurance up to Out-of-Pocket Threshold Not ApplicableNot Applicable Not ApplicableNot Applicable 15%15%15%15% 15%15%15%15% 15%15%15%15% 15%15%15%15% 15%15%
• Maximum Copayments above Out-of-Pocket Threshold
- Generic / Preferred Multi-Source Drug Not ApplicableNot ApplicableNot Applicable Not Applicable$4.15$3.95$3.70$3.60 $3.40$3.35$3.30$2.95 $2.65$2.55$2.65$2.60 $2.50$2.50$2.40$2.25 $2.15$2.00
- Other Drugs Not ApplicableNot ApplicableNot Applicable Not Applicable$10.35$9.85$9.20 $8.95$8.50$8.35$8.25 $7.40$6.60$6.35$6.60 $6.50$6.30$6.30$6.00 $5.60$5.35$5.00
*These parameters reflect additional plan coverage required for covered insulin products under section 1860D-2(b)(9) of the Act, as added by section 11406 of the IRA, and ACIP-recommended vaccines under section 1860D-2(b)(8) of the Act, as added by section 11401 of the IRA.
(1) For a beneficiary who is not considered an "applicable beneficiary" (i.e. the beneficiary is LIS-eligible), as defined at section 1860D-14A(g)(1) of the Social Security Act, and is not eligible for the Medicare Coverage Gap Discount Program, this is the amount of total drug spending required to reach the OOP threshold in the defined standard benefit. Medicare notes, that in 2024, "There was a 7 percent adjustment for the estimated total covered Part D spending at catastrophic for non-applicable beneficiaries, because beneficiaries take a longer time to reach the catastrophic phase threshold when they pay less cost sharing for insulins and vaccines (no more than $35 copay per month's supply of insulin and $0 copay on ACIP-recommended adult vaccines) under the defined 2024 standard benefit."
(2) For a beneficiary who is an "applicable beneficiary" (non-LIS), as defined at section 1860D-14A(g)(1) of the Act, and is eligible for the Medicare Coverage Gap Discount Program, this is the estimated average amount of total drug spending required to reach the OOP threshold in the defined standard benefit. Medicare notes, that in 2024, "there was a 9 percent adjustment for the estimated total covered Part D spending at catastrophic for applicable beneficiaries, because beneficiaries take a longer time to reach the catastrophic phase threshold when they pay less cost sharing for insulins and vaccines (no more than $35 copay per month's supply of insulin and $0 copay on ACIP-recommended adult vaccines) under the 2024 defined standard benefit".
(3) The LIS eligibility categories and corresponding cost-sharing benefits are sometimes referred to using category codes as follows:
  • Category Code 1 – Non-institutionalized FBDE beneficiaries with incomes between 100% and 150% of FPL (since CY 2024) and full-subsidy-non-FBDE beneficiaries. Note that LIS beneficiaries that would previously fall into category code 4 fall into category code 1 since CY 2024 – see note for category code 4 below.
  • Category Code 2 – Non-institutionalized FBDE beneficiaries with incomes up to 100% of the FPL.
  • Category Code 3 – FBDE beneficiaries who are institutionalized or would be institutionalized if they were not receiving home and community-based services
  • Category Code 4 – Partial subsidy beneficiaries through CY 2023. As described in Section C2 above, beneficiaries with incomes between 135 percent and 150 percent of the FPL, who meet the resource standards under either of sections 1860D-14(a)(3)(D) or (E) of the Act, and who would have been eligible for the partial LIS benefit absent the enactment of the IRA, will be eligible for the full LIS benefit. These category 4 beneficiaries will now have the same Part D benefit parameters as beneficiaries in category 1 of the LIS. Category 2 and 3 of the LIS remain unchanged.
(4) Per section 1860D-14(a)(1)(D)(i) of the Act, full-benefit dually eligible beneficiaries who are receiving home and community-based services qualify for zero cost sharing if the individuals (or couple) would have been institutionalized otherwise.
(5) The resource limits for CY 2027 will be provided via the annual HPMS memo entitled "Calendar Year (CY) 2027 Resource and Cost-Sharing Limits for Low-Income Subsidy (LIS)" that is expected to be released during the usual timeframe after the September 2026 CPI has been made available by the Bureau of Labor Statistics. Additionally, these amounts are adjusted for beneficiaries that notified the SSA of their intent to use a portion of their resources for burial expenses. The CY 2026 resource limits, include $1,500 per person for burial expenses, are $18,090 ($36,100 if married). Also, beneficiaries that would have been eligible for the partial LIS benefit had the IRA not been enacted will be eligible for the full LIS benefit if they meet the resource standard described at section 1860D-14(a)(3)(E) of the Act.



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