Chevron U.S.A. v. Natural Res. Def. Council

Holding that courts "must give effect to the unambiguously expressed intent of Congress"

U.S. ex Rel. Williams v. Bell Helicopter

Holding that it is improper to dismiss claims with prejudice as to the United States in a declined qui tam case

U.S. v. RF Properties of Lake County, Inc.

Holding that Rule 9(b) was satisfied where the relator was a nurse practitioner in the defendant's employ who was required to bill under a doctor's provider number and whose conversations about the defendant's billing practices with the office manager formed the basis for the relator's belief that fraudulent claims were actually submitted to the government

U.S. v. Rogan

Holding that a hospital administrator who had been found to have violated the FCA based on filing over 1800 Medicare and Medicaid reimbursement claim forms that omitted material information—namely, that illegal referrals had occurred and kickbacks were paid in violation of the Stark Amendment to the Medicare Act, 42 U.S.C. § 1395nn, and the AKA, 42 U.S.C. § 1320a-7b—could be required to repay to government the entire amount the hospital received on those claims, regardless of whether patients for whom claims were submitted received some, or even all, of the medical care reflected in the claim forms

U.S. v. Rogan

Holding that Medicaid claims for services rendered in violation of the Stark Act were false claims

Fresenius Med. Care Holdings, Inc. v. Tucker

Finding no physical impossibility of compliance with a federal regulation allowing certain exemptions from a physician self-referral ban and a Florida law disallowing those exemptions because the physicians employed by the appellants could "comply with [Florida law] without neglecting any obligations under federal law"

United States ex rel. Osheroff v. Tenet HealthCare Corp.

In Osheroff, the plaintiff alleged that a healthcare company was providing doctors with below market-rate office space and other financial benefits in exchange for referrals that the healthcare company then billed to federal healthcare programs.

Dubov v. Read (In re Read)

Holding a bankruptcy filing does not extend the period for a debtor to contest a valuation of real property for the purpose of Florida real estate taxes

Section 706 - Scope of review

Granting courts jurisdiction to "compel agency action unlawfully held or unreasonably delayed"

Section 3729 - False claims

Holding liable "any person" who knowingly causes false claims to be presented

Section 1396b - Payment to States

Setting forth, inter alia, requirements of state Medicaid fraud units

Section 1395nn - Limitation on certain physician referrals

Approving of compensation rates that " do not exceed fair market value"

Section 435.1002 - FFP for services