OpenBilldrug price receipt

NADAC week of 2026-10-14

SIROLIMUS 1 MG TABLET

For 30 tablets

Pharmacies pay

$21.69 filed

30 × $0.72296 per EA

CMS NADAC · nadac-national-average-drug-acquisition-cost-20261014.csv · eff. 2026-09-23 · as of 2026-10-14 · retrieved 2026-10-17

Medicare Part B pays

$18.27 derived

30 × $0.609 per EA, Part B limit

Medicare's price is not your price.

OpenBill calculation · october-2026-medicare-part-b-payment-limit-files-final.zip + october-2026-ndc-hcpcs-crosswalk-final.zip · Part B limit 2026-10-01 to 2026-12-31 (file of 2026-09-17, retrieved 2026-10-18) · Part B crosswalk 2026-10-01 to 2026-12-31 (file of 2026-09-17, retrieved 2026-10-18)


The spread

0.84× estimated

Medicare pays 16% less than pharmacies pay.

11 labelers share HCPCS J7520 on the CMS crosswalk, so its payment limit is an average across all their products billed under that code, not this NDC’s own price.

OpenBill calculation · october-2026-medicare-part-b-payment-limit-files-final.zip + october-2026-ndc-hcpcs-crosswalk-final.zip + nadac-national-average-drug-acquisition-cost-20261014.csv · NADAC eff. 2026-09-23 (file of 2026-10-14, retrieved 2026-10-17) · Part B limit 2026-10-01 to 2026-12-31 (file of 2026-09-17, retrieved 2026-10-18) · Part B crosswalk 2026-10-01 to 2026-12-31 (file of 2026-09-17, retrieved 2026-10-18)

Cost-plus estimate

$29.94 estimated

$21.69 + $3.25 (15%) + $5.00 fee per fill = $29.94

This is a model, not a price any pharmacy quoted. Shipping is not included. How it is worked out

OpenBill calculation · nadac-national-average-drug-acquisition-cost-20261014.csv · NADAC eff. 2026-09-23 (file of 2026-10-14, retrieved 2026-10-17)

Open the interactive card Change the quantity, type what you were charged, and see every record in full.

What it is

SIROLIMUS 1 MG TABLET is how the CMS NADAC file names this product. The FDA NDC Directory lists it as sirolimus.

FDA gives its dosage form as “tablet, film coated”, “tablet” and “tablet, sugar coated” and its route as oral.

FDA lists 9 labelers (the companies named on the label) for its NDCs, among them Major Pharmaceuticals, NORTHSTAR RX LLC and AvPAK.

FDA lists it under 2 Established Pharmacologic Classes: Kinase Inhibitor and mTOR Inhibitor Immunosuppressant.

The NADAC file of 2026-10-14 prices it under 11 NDCs (National Drug Codes); the FDA directory lists 9 of them.

NADAC classes it as a generic drug (rate-setting class G), and does not mark it as sold over the counter.

What pharmacies pay

Pharmacies pay $21.69 for 30 tablets (30 × $0.72296 per EA, rounded to the cent), by the CMS NADAC file of 2026-10-14; that price took effect on 2026-09-23. That is what pharmacies pay their suppliers, not what they charge you.

NADAC’s explanation codes for it: 1, calculated from the most recently completed pharmacy survey; 6, the CMS Covered Outpatient Drug Product File S/I/N drug category was not applied when grouping drugs for the calculation.

The 9 labelers

LabelerNDCsPharmacies pay per unit
American Health Packaging1$0.72296 per EA filed
Ascend Laboratories, LLC1$0.72296 per EA filed
AvPAK1$0.72296 per EA filed
Dr. Reddy's Laboratories Limited1$0.72296 per EA filed
Glenmark Pharmaceuticals Inc., USA1$0.72296 per EA filed
Major Pharmaceuticals1$0.72296 per EA filed
Mylan Pharmaceuticals Inc.1$0.72296 per EA filed
NORTHSTAR RX LLC1$0.72296 per EA filed
Zydus Pharmaceuticals USA Inc.1$0.72296 per EA filed
Not listed as a package in the FDA directory2$0.72296 per EA filed
All 11 NDCs, with labeler and price
  • 00904-7248-04 · Major Pharmaceuticals · $0.72296 per EA · eff. 2026-09-23 filed
  • 16714-0188-01 · NORTHSTAR RX LLC · $0.72296 per EA · eff. 2026-09-23 filed
  • 50268-0718-11 · not listed as a package in the FDA directory · $0.72296 per EA · eff. 2026-09-23 filed
  • 50268-0718-13 · AvPAK · $0.72296 per EA · eff. 2026-09-23 filed
  • 55111-0653-01 · Dr. Reddy's Laboratories Limited · $0.72296 per EA · eff. 2026-09-23 filed
  • 59762-1002-01 · Mylan Pharmaceuticals Inc. · $0.72296 per EA · eff. 2026-09-23 filed
  • 67877-0747-01 · Ascend Laboratories, LLC · $0.72296 per EA · eff. 2026-09-23 filed
  • 68084-0915-25 · American Health Packaging · $0.72296 per EA · eff. 2026-09-23 filed
  • 68084-0915-95 · not listed as a package in the FDA directory · $0.72296 per EA · eff. 2026-09-23 filed
  • 68382-0351-01 · Zydus Pharmaceuticals USA Inc. · $0.72296 per EA · eff. 2026-09-23 filed
  • 68462-0683-01 · Glenmark Pharmaceuticals Inc., USA · $0.72296 per EA · eff. 2026-09-23 filed

Other strengths, forms and brands

3 other products in the NADAC file share the FDA nonproprietary name sirolimus with SIROLIMUS 1 MG TABLET.

ProductPharmacies pay per unitMedicare per unit
SIROLIMUS 0.5 MG TABLET
generic · tablet, film coated / tablet, sugar coated
$0.84147 per EA filed
eff. 2026-09-23
$0.3045 per EA derived
Part B limit 2026 Q4
SIROLIMUS 1 MG TABLET this page
generic · tablet, film coated / tablet / tablet, sugar coated
$0.72296 per EA filed
eff. 2026-09-23
$0.609 per EA derived
Part B limit 2026 Q4
SIROLIMUS 1 MG/ML SOLUTION
generic · solution
$4.39032 per ML filed
eff. 2026-09-23
$0.609 per ML derived
Part B limit 2026 Q4
SIROLIMUS 2 MG TABLET
generic · tablet, film coated / tablet / tablet, sugar coated
$2.5288 per EA filed
eff. 2026-09-23
$1.218 per EA derived
Part B limit 2026 Q4

CMS NADAC · nadac-national-average-drug-acquisition-cost-20261014.csv · eff. 2026-09-23 · as of 2026-10-14 · retrieved 2026-10-17

OpenBill calculation · october-2026-medicare-part-b-payment-limit-files-final.zip + october-2026-ndc-hcpcs-crosswalk-final.zip · Part B limit 2026-10-01 to 2026-12-31 (file of 2026-09-17, retrieved 2026-10-18) · Part B crosswalk 2026-10-01 to 2026-12-31 (file of 2026-09-17, retrieved 2026-10-18)

Compared with its class

The middle of its 11 NDCs’ NADAC prices is $0.72296 per EA filed.

Of the 20 other products in FDA’s Kinase Inhibitor class priced per EA, 19 have a higher middle NADAC price and 1 a lower one. The one in the middle is EVEROLIMUS 5 MG TABLET, at $14.77078 per EA filed (eff. 2026-04-22).

Of the 12 other products in FDA’s mTOR Inhibitor Immunosuppressant class priced per EA, 12 have a higher middle NADAC price and 0 a lower one. The one in the middle is EVEROLIMUS 1 MG TABLET, at $5.25295 per EA filed (eff. 2026-09-23).

Prices are compared per unit, whatever the strength or dose, and a class is not a list of substitutes.

CMS NADAC · nadac-national-average-drug-acquisition-cost-20261014.csv · eff. 2026-04-22, 2026-09-23 · as of 2026-10-14 · retrieved 2026-10-17

What Medicare paid

Medicare Part B’s payment limit for HCPCS J7520, for 2026-10-01 to 2026-12-31, comes to $18.27 for 30 tablets, or $0.609 per EA once converted to NADAC’s unit for this product.

Medicare Part B pays for this oral drug at a pharmacy only in specific circumstances CMS sets for this code; most prescriptions are paid by Part D.

The patient’s share under Part B (coinsurance, 20% of the limit, before deductibles and other coverage) is $0.1218 per 1 MG.

7 of the product’s 11 NDCs have this Medicare figure; the other 4 do not, and the interactive card says why for each.

Medicare's price is not your price.

What to ask at the counter

None of these figures is your price: what you pay depends on your pharmacy, your insurance, coupons and discounts.