The Medicare Manufacturer Discount Program makes drug manufacturers pay 10% of your brand-name Part D drug costs in the initial coverage phase and 20% in the catastrophic phase. It is the Inflation Reduction Act rule that shifts part of the bill for brand-name drugs off Medicare and onto the companies that make them, and it took effect January 1, 2025 alongside the $2,000 (now $2,100) annual cap on what you pay out of pocket for covered Medicare Part D drugs.,

For a Georgia family, the practical question is usually simple: does this discount lower what I pay, and does it get me to the cap faster? It lowers costs in the Part D system, but it does not count toward your personal out-of-pocket total, so it does not push you to the cap any sooner. This guide explains how the program works, which drugs it covers, how it shows up at your Georgia pharmacy, and how it fits with Extra Help, the insulin cap, and the drug prices Medicare has newly negotiated.

In This Guide

What the Manufacturer Discount Program is

The Medicare Part D Manufacturer Discount Program was added by Section 11201 of the Inflation Reduction Act of 2022 as Section 1860D-14C of the Social Security Act. It took effect January 1, 2025 and replaced the former Coverage Gap Discount Program (CGDP), which sunset on the same date. Under the program, manufacturers of applicable drugs pay a discount at the point of sale, typically 10% in the initial coverage phase (after any deductible) and 20% in the catastrophic phase.

The change is tied to the larger Part D redesign. The Inflation Reduction Act eliminated the old coverage gap (the "donut hole") when its out-of-pocket cap took effect, so the standard Part D benefit now has three phases instead of four: a deductible, an initial coverage phase, and a catastrophic phase. The Coverage Gap Discount Program was built around the gap; once the gap was gone, it no longer fit, and the Manufacturer Discount Program replaced it with a structure that applies across the new benefit.

How the discount works by phase

The single most important thing to understand is what the discount does and does not do for your cap.

The discount does not count toward your out-of-pocket total. Only what you (or certain people paying on your behalf) actually pay counts toward the $2,100 cap in 2026 (up from $2,000 in 2025). So the manufacturer discount lowers overall drug costs, but it does not get you to the cap any faster.,

The table below shows how the pieces fit together across the 2026 benefit.

Benefit phase What you pay Manufacturer discount on applicable drugs Does the discount count toward your cap?
Deductible (plan sets it, up to $615) The full negotiated price until the deductible is met None in this phase No; only your own payments count
Initial coverage 25% coinsurance until your out-of-pocket spending reaches $2,100 Typically 10% No; only your own payments count
Catastrophic (after $2,100) $0 for covered Part D drugs Typically 20% You are already paying $0

Which drugs qualify

Under the program, applicable drugs are brand-name drugs and biologics that are covered Part D drugs made by a manufacturer that has signed a Discount Program agreement with Medicare. Generics and biosimilars are not applicable drugs and do not carry these manufacturer discounts.

In practice, that means:

  • Brand-name drugs covered by your plan generally carry the discount.
  • Biologics (for example, many injectable or infused specialty drugs) covered by your plan generally carry the discount.
  • Generic drugs and biosimilars do not carry the discount. They are usually already lower cost, and their prices are set competitively rather than by a single manufacturer.

Because most of the highest-cost drugs Georgia seniors take, such as branded oncology, multiple sclerosis, and autoimmune therapies, are brand-name drugs or biologics, the discount tends to matter most for exactly the people facing the biggest bills.

Why manufacturers participate

Participation is effectively mandatory. Only brand-name drugs and biologics from a manufacturer that has signed a Discount Program agreement with Medicare are applicable drugs covered under Part D, so manufacturers have strong reason to sign, and virtually all major manufacturers do. The practical result for you is that the discount applies broadly across the brand-name drugs your plan covers, without you needing to check manufacturer by manufacturer.

How it shows up at your pharmacy

You never file for the discount and you will not see it as a separate line on your receipt. When your Georgia pharmacy submits a claim, your Part D or Medicare Advantage plan calculates your cost-sharing for the phase you are in, the manufacturer's discount is applied behind the scenes, and you pay only your share at the counter.

What you should watch is your out-of-pocket total, because that, not the discount, is what moves you toward the cap:

Check your plan's Explanation of Benefits each month to confirm your out-of-pocket total is being tracked correctly. If a brand-name drug seems to have been billed at full price, or your total is not adding up, call your plan and ask them to review the claim.

If your high-cost fills land early in the year, ask your plan about the Medicare Prescription Payment Plan (M3P). Every Part D and Medicare Advantage drug plan must offer M3P, which lets you spread your out-of-pocket drug costs into capped monthly payments across the year instead of paying in full at the pharmacy. It does not lower your total cost; it changes the timing.

How it works with negotiated drug prices

The Manufacturer Discount Program runs alongside the separate Medicare Drug Price Negotiation Program, also created by the Inflation Reduction Act. For a small set of high-spend drugs, Medicare negotiates a Maximum Fair Price directly with the manufacturer. The first cycle of 10 drugs has negotiated prices that take effect January 1, 2026:

Brand Common uses
Eliquis Blood clots, stroke prevention
Jardiance Diabetes, heart failure
Xarelto Blood clots, stroke prevention
Januvia Diabetes
Farxiga Diabetes, heart failure, kidney disease
Entresto Heart failure
Enbrel Rheumatoid arthritis, psoriasis
Imbruvica Blood cancers
Stelara Crohn's disease, psoriasis
Fiasp / NovoLog Insulin

For these drugs, the negotiated Maximum Fair Price becomes the base price, and the manufacturer discount continues to apply on top in the same way. Later negotiation cycles follow in subsequent years, and the Manufacturer Discount Program keeps applying to those drugs as they are added. You do not have to track any of this at the counter; your plan applies whichever price and discount are in effect.

How it works with Extra Help and the insulin cap

Extra Help (the Low-Income Subsidy). If you have Medicare Extra Help, your drug copays are already very low, no more than $5.10 for a covered generic and $12.65 for a covered brand-name drug in 2026, and you pay $0 once your out-of-pocket drug costs reach the $2,100 threshold. Manufacturer discounts still apply to applicable drugs, but because your copay is already capped, the discount does not change what you pay; it lowers costs for your plan and Medicare instead. Many Georgia dual-eligibles (people with both Medicare and Medicaid) get Extra Help automatically.

The insulin cap. Under the Inflation Reduction Act, a covered insulin costs no more than $35 for a one-month supply, with no deductible applied, in every Part D coverage phase. Manufacturer discounts apply to brand-name insulins behind the scenes, but your payment is already held to the $35 cap, so the discount does not raise or lower what you pay for insulin.

What it means for Georgia seniors

Every Georgia Medicare beneficiary with Part D or a Medicare Advantage drug plan benefits from lower system-wide costs, and the highest-cost brand-name and biologic users see the biggest effect. Here is what to actually do with that:

  • If you take a high-cost specialty drug, expect to reach the $2,100 cap quickly, because your own 25% coinsurance on a specialty drug can approach or exceed $2,100 in a single fill. After that you pay $0 for the rest of the year. Ask the pharmacy navigator at your cancer or specialty center, for example at Emory Winship Cancer Institute, Piedmont Cancer Institute, or Northeast Georgia Medical Center, to enroll you in M3P before your first January fill so the cost does not hit all at once.
  • If you have Extra Help or are a dual-eligible, confirm your Extra Help is active. Your copays are capped at $5.10 generic and $12.65 brand, so the manufacturer discount will not change your bill; the priority is keeping the low copays, not chasing the discount. GeorgiaCares can verify your status for free.
  • If you take insulin, remember your one-month supply is capped at $35 regardless of the discount. If a pharmacy charges more, call your plan to correct it.
  • Every fall during Open Enrollment (October 15 to December 7), compare plans on Medicare.gov's Plan Compare tool or with GeorgiaCares, because the drugs your plan covers and their tiers can change, and coverage is what determines whether the discount applies at all.

Worked examples

These scenarios use the 2026 figures. The exact dollars depend on your plan's deductible and your drugs; the point is how the pieces move.

Atlanta retiree on a specialty cancer drug. A Fulton County senior with chronic lymphocytic leukemia is prescribed a high-cost brand-name oral cancer drug. Her plan applies its deductible (up to $615), then she pays 25% coinsurance. Because the drug is expensive, her own coinsurance reaches the $2,100 cap with her first fill or two, and she pays $0 for the rest of 2026. The manufacturer's 10% discount lowers what her plan and Medicare pay, but it is her own coinsurance, not the discount, that got her to the cap. She uses M3P so the early cost is spread across the year.,

DeKalb County dual-eligible. A full dual-eligible takes seven medications, three of them brand-name. With Extra Help, he pays no more than $5.10 per generic and $12.65 per brand-name drug, and $0 after $2,100 in out-of-pocket costs. Manufacturer discounts apply to the three brand drugs but do not change his copays; they reduce costs for his plan and Medicare. His annual out-of-pocket stays low because of Extra Help.

Cobb County resident on a multiple sclerosis therapy. A Cobb senior takes a brand-name oral MS drug that is not on the negotiated-price list. After her deductible she pays 25% coinsurance, reaches the $2,100 cap early in the year, and pays $0 afterward. The manufacturer's 10% discount lowers system costs on each fill but does not move her cap. She spreads the early cost with M3P.,

Rural Worth County senior with mixed medications. A Worth County resident takes eight medications: five generics, two brand-name inhalers, and one brand-name biologic for severe asthma. The generics carry no manufacturer discount; the two inhalers and the biologic do. Her own coinsurance across all covered drugs counts toward the $2,100 cap, which she reaches partway through the year, after which she pays $0.

Frequently Asked Questions

What is the Medicare Manufacturer Discount Program?

It is a federal program, added by Section 11201 of the Inflation Reduction Act of 2022 as Section 1860D-14C of the Social Security Act, that requires manufacturers of applicable brand-name drugs and biologics to pay a discount on covered Medicare Part D drugs, typically 10% in the initial coverage phase and 20% in the catastrophic phase. It took effect January 1, 2025 and replaced the Coverage Gap Discount Program.

Do I have to apply for the discount?

No. You do not apply and you will not see it as a separate line on your receipt. Your Part D or Medicare Advantage plan and your pharmacy apply it automatically, and you pay only your cost-sharing at the counter.

Does the discount count toward my out-of-pocket cap?

No. The manufacturer discount does not count toward your out-of-pocket total. Only what you actually pay, your deductible, coinsurance, and copays, counts toward the $2,100 cap in 2026. The discount lowers costs in the Part D system but does not get you to the cap any faster.

What is the out-of-pocket cap?

For covered Part D drugs, your out-of-pocket spending is capped at $2,000 in 2025 and $2,100 in 2026 (adjusted each year). Once you reach it, you pay $0 for covered Part D drugs for the rest of the calendar year.

Which drugs are covered by the discount?

Brand-name drugs and biologics covered by your plan, made by a manufacturer with a Discount Program agreement. Generics and biosimilars are not covered by the manufacturer discount.

Where can I get more help in Georgia?

Call Medicare at 1-800-MEDICARE (1-800-633-4227) or GeorgiaCares (Georgia's State Health Insurance Assistance Program) at 1-866-552-4464 for free, unbiased help comparing plans and checking your drug costs.,

Get help in Georgia

Learn More

Find personalized help understanding your Medicare Part D options at brevy.com.


The information on Brevy.com is for educational purposes only and is not a substitute for professional legal, financial, or medical advice. Rules vary by state and program and change frequently. Always verify with the relevant agency or a qualified professional. Brevy is not a law firm, financial advisor, or healthcare provider.

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