This educational guide is based on the linked primary sources. It is not a Court publication, is not affiliated with the Court, and is not legal advice.
In brief
Overview
Oral argument was held before the Supreme Court at 11:07 a.m.
The case was submitted to the Court.
Background and question before the Court
According to Justice O'Connor, the Court asked whether the issue relates to the Commerce Clause, likening it to the West Lynn Creamery case.
According to Justice, the Court asked whether the authorization provision contains an unstated limitation.
What each side argues
Petitioner Position
According to Carter G. Phillips (Petitioner), according to Carter G. Phillips (Petitioner), petitioner argues that 42 U.S.C. §1396a(a)(19) requires Medicaid plans to ensure care is administered simply and in the best interests of recipients, and that Maine cannot use Medicaid recipients as pawns to reduce health care costs.
Petitioner contends that prior authorization of expensive drugs will save Medicaid costs and allow uninsured Maine residents to obtain prescriptions, reducing the likelihood of them becoming Medicaid‑eligible.
Respondent Position
According to Mr. Hagler, respondent argues that a plan amendment, as suggested by the Secretary, would be permissible under the Medicaid statute.
According to Mr. Hagler, respondent states that they have experience using prior authorization to save Medicaid money.
What happened at oral argument
Oral argument was held before the Supreme Court at 11:07 a.m.
The case was submitted.
What the Court decided
Why it matters
Terms to know
No glossary terms are available for this guide.
Primary sources
Read the source materials on the official site or open the immutable repository copy used for this guide.
- 101f3ca5d2dcd2a046c1-r1-371444fbf4748cfe.pdforal argument transcript
Guide generated September 20, 2026. Automated validation accepted this version.