Several key conservatives on the Supreme Court left open the possibility on Wednesday that they could side with Planned Parenthood in a dispute with South Carolina over its decision to yank that organization’s Medicaid funding because it provides abortions.

Supporters of Planned Parenthood argue the state violated the Medicare and Medicaid Act of 1965, which states beneficiaries “may obtain” medical treatment from any qualified provider.

The Supreme Court will hear oral arguments on Wednesday in a case that, at first glance, appears to involve only a technical interpretation of the federal Medicaid Act. But the dispute has drawn wides