san francisco u.s. judge monday appear skeptical toward request several state want order administration republican president donald trump continue payments health insurers obamacare hear san francisco federal court u.s. district judge vince chhabria say aim issue rule tuesday trump administration early month terminate payments help cover out-of-pocket medical expense low-income americans part several move dismantle signature healthcare law democratic predecessor barack obama trump threaten cut subsidies months prompt health insurers anthem inc humana inc unitedhealth group inc aetna inc raise premiums exit insurance market democratic attorneys general 18 state district columbia sue federal government ask immediate order halt trump move case litigate argue terminate payments harm customers raise insurance rat chhabria monday suggest california state anticipate trump move work insurers make sure consumers would harm weaken case court order force payments chhabria say order administration make payments next months get case adjudicate chhabria ask since cut payments trump alternately support dismiss effort republican democratic senators would reinstate subsidies two years broad replacement 2010 affordable care act commonly know obamacare negotiate democrats accuse trump sabotage obamacare president argue subsidies make insurance company rich court file friday u.s. department justice point prior rule washington d.c. federal court say congress never appropriate money subsidies appeal rule currently hold either side could appeal chhabria rule 9th u.s. circuit court appeal weight democratic-appointed judge appeal would go u.s. supreme court u.s. judge question state seek restore obamacare payments