Does Medicare Part D cover Imbruvica?
Coverage, cost, and 2026 details for Imbruvica (ibrutinib) under Medicare Part D.
Quick answer: Yes, Imbruvica is generally covered by Medicare Part D plans, typically on Tier 5 (specialty). Coverage details, copays, and restrictions vary by plan, so compare plans available in your area to find the best coverage for your medications.
What is Imbruvica?
Imbruvica (ibrutinib) is an oral targeted cancer therapy used for several types of blood cancer including chronic lymphocytic leukemia (CLL), mantle cell lymphoma, and Waldenström's macroglobulinemia. It's also approved for chronic graft-versus-host disease. Imbruvica is one of the 10 Medicare-negotiated drugs.
Is Imbruvica covered by Medicare Part D?
Imbruvica is covered by most Medicare Part D plans on Tier 5 (specialty). The Medicare negotiated price reduces the list price by 38% starting January 2026. As with all Part D drugs, your maximum out-of-pocket is capped at $2,100 per year.
Typical formulary tier
Imbruvica is most often listed on Tier 5 (specialty) of Part D formularies. The exact tier — and the copay — depends on the specific plan you're enrolled in.
How much does Imbruvica cost with Medicare Part D?
Without insurance, Imbruvica costs around $15,000 per month before negotiation at retail pharmacies. With Medicare Part D coverage, you typically pay The $2,100 annual cap limits your maximum out-of-pocket cost. Most patients hit the cap with their first fill..
Your actual cost depends on:
- Your plan's deductible — up to $615 in 2026
- The tier Imbruvica is on in your plan's formulary
- Whether you've reached the $2,100 annual out-of-pocket cap
- Whether you qualify for Extra Help (Low-Income Subsidy)
- Whether you've enrolled in the Medicare Prescription Payment Plan (M3P), which spreads costs across the year
2026 Medicare-negotiated price
Imbruvica is one of the 10 drugs whose prices were negotiated by Medicare under the Inflation Reduction Act. Starting January 1, 2026, the negotiated price reduces the Medicare list price by 38%.
This negotiated price is what Medicare pays to the manufacturer. Your specific copay depends on your plan's tier structure and where you are in the Part D coverage phases. The negotiation is expected to flow through to lower costs for many enrollees, especially as plans adjust their formularies and tiers for 2026.
See all 10 negotiated drugs and 2026 prices →
How to lower your Imbruvica costs
1. Compare Part D plans for your specific drugs
The same drug can cost dramatically different amounts on different plans. During the Annual Enrollment Period (October 15 – December 7), use the Medicare.gov Plan Finder to compare what Imbruvica would cost across every plan available in your ZIP code.
2. Check if you qualify for Extra Help
If your income is below approximately $23,475 (single) or $31,725 (married couple) in 2026, you likely qualify for Extra Help, which dramatically reduces what you pay for Imbruvica and all your medications. Learn about Extra Help →
3. Use the Medicare Prescription Payment Plan (M3P)
M3P doesn't lower your total cost, but it spreads your annual out-of-pocket costs into monthly installments — which can help if Imbruvica causes a big upfront pharmacy bill. Learn about M3P →
4. Look into Patient Assistance Programs
Pharmacyclics / AbbVie / Janssen may offer a Patient Assistance Program for people with limited income who don't qualify for Extra Help. These programs can provide free or deeply discounted medication directly from the manufacturer. Learn more about manufacturer programs →
5. Ask about alternatives
Talk to your doctor about whether a different medication — including a generic version or a similar drug in the same class — would work for you.
Alternatives to Imbruvica
Other medications used for chronic lymphocytic leukemia, mantle cell lymphoma, Waldenström's macroglobulinemia, marginal zone lymphoma, chronic graft-versus-host disease include:
- Calquence (acalabrutinib)
- Brukinsa (zanubrutinib)
- Venclexta (venetoclax)
- Other BTK inhibitors and targeted therapies depending on cancer type
Always discuss any medication change with your prescribing doctor.
Key facts about Imbruvica on Medicare
- 38% Medicare price reduction starting January 2026
- Oral cancer therapy — taken as a daily pill
- Most patients hit the $2,100 cap with their first fill
Frequently asked questions about Imbruvica on Medicare
Does Medicare cover Imbruvica?
Yes, Imbruvica is generally covered by Medicare Part D plans, most often on Tier 5 (specialty). Coverage and costs vary between plans, so compare plans available in your area. Some plans require prior authorization.
How much does Imbruvica cost on Medicare Part D?
Costs typically range from The $2,100 annual cap limits your maximum out-of-pocket cost. Most patients hit the cap with their first fill.. Your actual cost depends on your plan's deductible, the tier Imbruvica is on, and whether you've reached the $2,100 annual out-of-pocket cap.
Is there a generic version of Imbruvica?
No, there is no generic version of Imbruvica currently available. Patent expirations and FDA approvals will eventually allow generics, but the timing varies. Talk to your doctor about other medications in the same class that may have generic options.
What if my Part D plan doesn't cover this drug?
You have several options: (1) Switch to a different Part D plan during Annual Enrollment that covers Imbruvica, (2) Request a formulary exception from your current plan with your prescriber's support, (3) Ask your doctor about a covered alternative medication, or (4) Look into the manufacturer's Patient Assistance Program if you have limited income.
Did Medicare negotiate the price of Imbruvica?
Yes. Imbruvica is one of the 10 drugs whose prices were negotiated by Medicare under the Inflation Reduction Act. Starting January 1, 2026, the negotiated price reduces the Medicare list price by 38%.
Compare your Part D options
Coverage and costs for this drug vary significantly between plans. Compare your options:
You can also visit Medicare.gov or call 1-800-MEDICARE