Mounjaro Cost Calculator 2026
Mounjaro from $299/month through LillyDirect. Most insured patients pay $25/month. See your actual cost now.
List price $1,069/month. Same active ingredient as Zepbound (tirzepatide) — different insurance coverage.
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💊 Indicated for Type 2 diabetes — Eli Lilly
2026 GLP-1 Drug Pricing Comparison
| Drug | List Price | With Insurance | Savings Card | For |
|---|---|---|---|---|
Wegovy semaglutide | $1,640 | ~$25–50 | $25/mo | obesity |
Ozempic semaglutide | $1,029 | ~$25–50 | $25/mo | type 2 diabetes |
Mounjaro tirzepatide | $1,069 | ~$25–50 | $25/mo | type 2 diabetes |
Zepbound tirzepatide | $1,059 | ~$25–50 | $25/mo | obesity |
Saxenda liraglutide | $1,349 | ~$100–50 | $100/mo | obesity |
Rybelsus semaglutide (oral) | $998 | ~$10–50 | $10/mo | type 2 diabetes |
Wegovy Pills (oral semaglutide) semaglutide (oral) | $299 | ~$25–50 | $25/mo | obesity |
Prices as of 2026. Actual copays depend on your specific plan. Savings card eligibility varies.
How Much Does Mounjaro Cost in 2026?
Mounjaro (tirzepatide) has a list price of $1,069/month in 2026 — but for most patients with Type 2 diabetes, that number is largely academic. Mounjaro's broad insurance coverage for T2D, combined with Eli Lilly's savings card and LillyDirect's transparent self-pay pricing, means most patients pay between $0 and $449/month depending on their coverage situation.
Mounjaro is a dual GIP/GLP-1 receptor agonist — the first in its class. It activates two gut hormone receptors simultaneously, leading to more potent blood sugar control and weight reduction compared to single-receptor GLP-1 drugs. Understanding its cost structure is critical because many patients are prescribed Mounjaro for diabetes and later discover they could switch to Zepbound (same drug) for weight loss — which has very different insurance implications.
Mounjaro Pricing in 2026: All Scenarios
LillyDirect — The Self-Pay Option
Eli Lilly launched LillyDirect as a direct-to-patient pharmacy program offering Mounjaro at $299–$449/month for self-pay patients with a valid prescription. The price varies by dose:
- 2.5mg and 5mg starter doses: $299/month
- 7.5mg and 10mg doses: ~$349/month
- 12.5mg and 15mg maintenance doses: ~$449/month
LillyDirect connects patients directly to licensed pharmacies, bypassing traditional pharmacy pricing. No insurance is needed, and no income verification is required for these self-pay prices. This makes LillyDirect one of the clearest and most accessible self-pay options available for tirzepatide.
With Commercial Insurance
Commercial insurance plans widely cover Mounjaro for Type 2 diabetes. With the Lilly Savings Card applied on top of commercial insurance, out-of-pocket cost for most patients is $25/month. Prior authorization is typically required and takes 1–3 weeks. Your doctor will need to document your T2D diagnosis, current A1C, and that Mounjaro is medically appropriate given your history.
If your plan uses a copay accumulator, the savings card payment may not count toward your deductible. This affects higher-tier plans. Ask your insurer or HR benefits team whether your plan has a copay accumulator provision before assuming savings card payments are accumulating toward your maximum.
With Medicare Part D
Medicare Part D covers Mounjaro for Type 2 diabetes under the Inflation Reduction Act's drug pricing reforms. Most Part D enrollees pay $0–$50/month for Mounjaro once past the initial deductible phase. The $2,000 annual out-of-pocket cap (effective 2025) means that even if you're in the deductible phase for several months, your total annual spend on all drugs is capped.
Mounjaro vs. Zepbound — Same Drug, Very Different Costs
This is the most important cost consideration for patients prescribed tirzepatide. Mounjaro and Zepbound contain identical active ingredients at identical doses — but their insurance coverage is dramatically different:
| Factor | Mounjaro | Zepbound |
|---|---|---|
| Active ingredient | Tirzepatide | Tirzepatide |
| FDA indication | Type 2 diabetes | Obesity/weight loss |
| List price | $1,069/mo | $1,059/mo |
| Commercial insurance | Broadly covered | AOM plans only |
| Medicare Part D | Covered (T2D) | Not covered |
| LillyDirect price | $299–449/mo | $299–449/mo |
If you have Type 2 diabetes and obesity, your doctor may choose to prescribe Mounjaro (for the T2D indication) even if weight loss is also a goal. This can unlock substantially better insurance coverage than Zepbound would. Discuss this with your prescriber.
Frequently Asked Questions
How much does Mounjaro cost per month in 2026?
Mounjaro's list price is $1,069/month in 2026. Through LillyDirect (Eli Lilly's direct-to-patient program), self-pay patients pay $299–$449/month depending on dose. With the Lilly savings card and commercial insurance coverage, most insured patients pay $25/month. Medicare Part D covers Mounjaro for Type 2 diabetes at $0–$50/month under the Inflation Reduction Act cap.
What is the difference between Mounjaro and Zepbound?
Mounjaro and Zepbound contain the same active ingredient (tirzepatide) at the same doses. The difference is their FDA indication: Mounjaro is approved for Type 2 diabetes management, while Zepbound is approved for chronic weight management (obesity). This distinction matters enormously for insurance — Mounjaro has much broader coverage because it treats diabetes. Both cost $1,059–$1,069/month at list price, but Mounjaro is far more likely to be covered.
Does insurance cover Mounjaro?
Most commercial insurance plans and Medicare Part D cover Mounjaro for Type 2 diabetes, similar to Ozempic. Prior authorization requires documentation of a T2D diagnosis. With the Lilly savings card and commercial insurance, out-of-pocket cost is typically $25/month. Medicare Part D covers Mounjaro at $0–$50/month under the IRA's $2,000 out-of-pocket cap. Most state Medicaid programs cover Mounjaro for T2D.
Can I get Mounjaro without insurance in 2026?
Yes. LillyDirect offers Mounjaro at $299–$449/month for self-pay patients — no insurance required. Lower income patients may qualify for the Lilly Insulin Value Program or Lilly Cares Patient Assistance Program (PAP), which can provide Mounjaro free to qualifying patients with income below ~400% FPL. GoodRx and Cost Plus Drugs may offer additional discounts at retail pharmacies.
Is Mounjaro covered by Medicare?
Yes — Medicare Part D covers Mounjaro when prescribed for Type 2 diabetes. Under the Inflation Reduction Act, enrollees with Part D coverage pay a maximum of $2,000 out-of-pocket per year for all drugs (effective 2025), meaning monthly Mounjaro costs should be $0–$50 for most Medicare patients. You cannot use Lilly savings cards with Medicare. Mounjaro is NOT covered by Medicare for weight loss.
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