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Tuesday, May 12, 2026

Mallinckrodt to pay $230 million to settle lawsuit alleging underpayment of medicaid drug rebates - Local News 8 - LocalNews8.com

BOISE, Idaho (KIFI) - Attorney General Lawrence Wasden announced Idaho joined 49 other states, Washington, D.C., Puerto Rico, and the federal government to settle allegations of fraud against Mallinckrodt ARD, LLC (formerly known as Questcor Pharmaceuticals, Inc.).

It is a U.S. subsidiary of the Irish pharmaceutical company Mallinckrodt plc (collectively Mallinckrodt), which sells and markets pharmaceutical products throughout the nation. Mallinckrodt’s U.S. headquarters is in Bedminster, New Jersey.

The total value of the settlement is $233,707,865.18, plus interest, to be paid over a period of seven years.

The settlement resolves allegations that from January 1, 2013, through June 30, 2020, Mallinckrodt knowingly underpaid Medicaid rebates due for its drug H.P. Acthar Gel (Acthar). The government alleges that Mallinckrodt’s conduct violated the Federal False Claims Act and resulted in the submission of false claims to the Idaho Medicaid program.

Under the Medicaid Drug Rebate Program, when a manufacturer increases the price of a drug faster than the rate of inflation, it must pay the Medicaid program a per-unit rebate. The rebate is the difference between the drug’s current price and the price of the drug if its price had gone up at the general rate of inflation since 1990 or the year the drug first came to market, whichever is later.

The government alleges that Mallinckrodt and its predecessor Questcor began paying rebates for Acthar in 2013 as if Acthar was a “new...



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