Januvia Cost — Medicare Part D Spending
Januvia (generic Sitagliptin Phosphate) averaged $17.97 in Medicare Part D spending per dosage unit in calendar year 2024, across 4,027,317 claims — about 4.0 million claims. Figures are real CMS open data, in US dollars.
How much does Januvia cost in the US?
As of calendar year 2024, Januvia (generic Sitagliptin Phosphate) had an average Medicare Part D spending of $17.97 per dosage unit, weighted across all manufacturers, over 4,027,317 claims, per CMS open data. This is Medicare program spending per billing unit — not a pharmacy cash price or per-prescription cost, and not medical advice.
| CMS measure | Value |
|---|---|
| Brand / label name | Januvia |
| Generic (active ingredient) | Sitagliptin Phosphate |
| Avg Medicare Part D spending per dosage unit | $17.97 |
| Unit | one dosage unit (e.g. tablet, mL, gram) |
| Total Part D claims (2024) | 4,027,317 |
| Reference period | calendar year 2024 |
Figures are CMS’s own published Medicare Part D spending values, reported here unchanged. The metric is the CMS field Avg_Spnd_Per_Dsg_Unt_Wghtd_2024 — average spending per dosage unit, weighted by claim volume. View the full dataset on CMS data.cms.gov.
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Januvia
Sitagliptin PhosphateThis is average Medicare Part D program spending per dosage unit, not a pharmacy cash price or a per-prescription cost. Information only — not medical advice and not a price quote.
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Frequently asked questions
- What is the average Medicare Part D cost of Januvia?
- As of calendar year 2024, Januvia (generic Sitagliptin Phosphate) had an average Medicare Part D spending of $17.97 per dosage unit, weighted by claim volume across all manufacturers, per the CMS "Medicare Part D Spending by Drug" dataset. A dosage unit is one billing unit (e.g. one tablet or millilitre), not a full prescription, and this is Medicare program spending, not a pharmacy cash price.
- How common is Januvia in Medicare Part D?
- Januvia had 4,027,317 Medicare Part D claims in 2024 (about 4.0 million claims), placing it among the highest-volume Part D drugs. Claim volume reflects how frequently the drug is dispensed to Medicare Part D beneficiaries, not how much an individual prescription costs.
- Is $17.97 per dosage unit what I would pay at the pharmacy?
- No. $17.97 is the average Medicare Part D program spending per dosage unit in 2024 — not a retail or cash price, and not a per-prescription cost. What you actually pay depends on your pharmacy, insurance plan, manufacturer, dose and region, and on how many dosage units your prescription contains. This figure is for information only and is not a price quote. Check with your pharmacist or insurer for an actual price.
- Is this medical advice about Januvia?
- No. This page presents public US government spending data about Januvia for information only. It is not medical advice and not a recommendation to start, stop or change any medication. Always consult a licensed pharmacist or clinician about Sitagliptin Phosphate and your own circumstances.
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Contains public sector information published by U.S. Centers for Medicare & Medicaid Services (CMS) and licensed under the U.S. Government Works / Public Domain. Source: CMS Medicare Part D Spending by Drug (calendar year 2024, published 2026-06-25).
Informational/educational only — not a substitute for professional medical advice; a clinician interprets results.