The passage of the bill was a triumph for Democrats, who drew substantial Republican backing. But it has no path forward, and an election-year compromise is a long shot.
Millions of Americans have relied on subsidies, which were expanded during the coronavirus pandemic, to help them afford coverage on federal health care exchanges.
Republicans praised what they characterized as a narrow and well-executed plan, while Democrats expressed alarm, warning that the mission was vaguely defined.
The California Republican’s sudden passing, on the same day that Representative Marjorie Taylor Greene’s resignation took effect, made the party’s House math even trickier.