OpenBilldrug price receipt

NADAC week of 2026-10-14

MODAFINIL 100 MG TABLET

For 30 tablets

Pharmacies pay

$7.44 filed

30 × $0.24793 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 D paid

$42.21 filed

30 × $1.40707 per EA, Part D average

Medicare's price is not your price.

Medicare Part D · DSD_PTD_RY26_P04_V10_DY24_BGM.csv · eff. 2024-01-01 to 2024-12-31 · as of 2026-06-25 · retrieved 2026-10-18


The spread

5.7× estimated

Medicare paid 5.7× what pharmacies pay.

Part D averages every strength and form sold under “Modafinil” into one figure, so it is not specific to this NDC.

OpenBill calculation · DSD_PTD_RY26_P04_V10_DY24_BGM.csv + nadac-national-average-drug-acquisition-cost-20261014.csv · NADAC eff. 2026-09-23 (file of 2026-10-14, retrieved 2026-10-17) · Part D 2024-01-01 to 2024-12-31 (file of 2026-06-25, retrieved 2026-10-18)

Cost-plus estimate

$13.56 estimated

$7.44 + $1.12 (15%) + $5.00 fee per fill = $13.56

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

MODAFINIL 100 MG TABLET is how the CMS NADAC file names this product. The FDA NDC Directory lists it as modafinil.

FDA gives its dosage form as tablet and its route as oral.

FDA lists 11 labelers (the companies named on the label) for its NDCs, among them Major Pharmaceuticals, Heritage Pharmaceuticals Inc. d/b/a Avet Pharmaceuticals Inc. and AvPAK.

FDA’s Established Pharmacologic Class for it is Sympathomimetic-like Agent.

The NADAC file of 2026-10-14 prices it under 19 NDCs (National Drug Codes); the FDA directory lists 17 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 $7.44 for 30 tablets (30 × $0.24793 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 11 labelers

LabelerNDCsPharmacies pay per unit
Alembic Pharmaceuticals Inc.2$0.24793 per EA filed
Apotex Corp.2$0.24793 per EA filed
Aurobindo Pharma Limited2$0.24793 per EA filed
Heritage Pharmaceuticals Inc. d/b/a Avet Pharmaceuticals Inc.2$0.24793 per EA filed
Rising Pharma Holdings, Inc.2$0.24793 per EA filed
Viona Pharmaceuticals Inc2$0.24793 per EA filed
American Health Packaging1$0.24793 per EA filed
AvPAK1$0.24793 per EA filed
Bionpharma Inc.1$0.24793 per EA filed
CIMA LABS INC.1$0.24793 per EA filed
Major Pharmaceuticals1$0.24793 per EA filed
Not listed as a package in the FDA directory2$0.24793 per EA filed
All 19 NDCs, with labeler and price
  • 00904-6791-04 · Major Pharmaceuticals · $0.24793 per EA · eff. 2026-09-23 filed
  • 23155-0604-03 · Heritage Pharmaceuticals Inc. d/b/a Avet Pharmaceuticals Inc. · $0.24793 per EA · eff. 2026-09-23 filed
  • 23155-0604-09 · Heritage Pharmaceuticals Inc. d/b/a Avet Pharmaceuticals Inc. · $0.24793 per EA · eff. 2026-09-23 filed
  • 50268-0570-11 · not listed as a package in the FDA directory · $0.24793 per EA · eff. 2026-09-23 filed
  • 50268-0570-12 · AvPAK · $0.24793 per EA · eff. 2026-09-23 filed
  • 55253-0801-30 · CIMA LABS INC. · $0.24793 per EA · eff. 2026-09-23 filed
  • 57237-0154-30 · Rising Pharma Holdings, Inc. · $0.24793 per EA · eff. 2026-09-23 filed
  • 57237-0154-90 · Rising Pharma Holdings, Inc. · $0.24793 per EA · eff. 2026-09-23 filed
  • 60505-2526-01 · Apotex Corp. · $0.24793 per EA · eff. 2026-09-23 filed
  • 60505-2526-03 · Apotex Corp. · $0.24793 per EA · eff. 2026-09-23 filed
  • 62332-0385-30 · Alembic Pharmaceuticals Inc. · $0.24793 per EA · eff. 2026-09-23 filed
  • 62332-0385-90 · Alembic Pharmaceuticals Inc. · $0.24793 per EA · eff. 2026-09-23 filed
  • 65862-0601-01 · Aurobindo Pharma Limited · $0.24793 per EA · eff. 2026-09-23 filed
  • 65862-0601-30 · Aurobindo Pharma Limited · $0.24793 per EA · eff. 2026-09-23 filed
  • 68084-0621-11 · not listed as a package in the FDA directory · $0.24793 per EA · eff. 2026-09-23 filed
  • 68084-0621-21 · American Health Packaging · $0.24793 per EA · eff. 2026-09-23 filed
  • 69452-0342-13 · Bionpharma Inc. · $0.24793 per EA · eff. 2026-09-23 filed
  • 72578-0005-06 · Viona Pharmaceuticals Inc · $0.24793 per EA · eff. 2026-09-23 filed
  • 72578-0005-16 · Viona Pharmaceuticals Inc · $0.24793 per EA · eff. 2026-09-23 filed

Other strengths, forms and brands

3 other products in the NADAC file share the FDA nonproprietary name modafinil with MODAFINIL 100 MG TABLET.

ProductPharmacies pay per unitMedicare per unit
MODAFINIL 100 MG TABLET this page
generic · tablet
$0.24793 per EA filed
eff. 2026-09-23
$1.40707 per EA filed
Part D 2024 average
MODAFINIL 200 MG TABLET
generic · tablet
$0.34362 per EA filed
eff. 2026-09-23
$1.40707 per EA filed
Part D 2024 average
PROVIGIL 100 MG TABLET
brand · tablet
$53.1528 per EA filed
eff. 2026-09-23
$72.95241 per EA filed
Part D 2024 average
PROVIGIL 200 MG TABLET
brand · tablet
$80.34944 per EA filed
eff. 2026-09-23
$72.95241 per EA filed
Part D 2024 average

Part D is one average per brand and generic name, over every strength and form.

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 D · DSD_PTD_RY26_P04_V10_DY24_BGM.csv · eff. 2024-01-01 to 2024-12-31 · as of 2026-06-25 · retrieved 2026-10-18

Compared with its class

The middle of its 19 NDCs’ NADAC prices is $0.24793 per EA filed.

Of the 3 other products in FDA’s Sympathomimetic-like Agent class priced per EA, 3 have a higher middle NADAC price and 0 a lower one. The one in the middle is PROVIGIL 100 MG TABLET, at $53.1528 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. 2026-09-23 · as of 2026-10-14 · retrieved 2026-10-17

What Medicare paid

Medicare Part D paid $42.21 for 30 tablets, at an average of $1.40707 per EA in 2024 (2024-01-01 to 2024-12-31) for “Modafinil”, every strength and form sold under that name together (Medicare Part D Spending by Drug, file of 2026-06-25).

That average covers 366,281 Part D claims (fills, including refills) for 2024-01-01 to 2024-12-31, across every maker, strength and form under the name.

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.

Questions

Why is the comparison with Medicare for MODAFINIL 100 MG TABLET labelled estimated?
Beyond what the card shows, the records give these reasons: The Part D figure covers 2024-01-01 to 2024-12-31; the NADAC price is from the file of 2026-10-14. Part D spending basis, as the Part D record states it: Part D 2024 average spend per dosage unit for Modafinil / Modafinil: all makers, strengths, forms and routes combined, claim-weighted; gross cost incl. dispensing fees and patient pay, before rebates. Unit taken as NADAC's EA. Joined on generic name.