How a shutdown would impact key health care programs

The federal government is staring down a shutdown as a handful of ultra-conservative House Republicans remain opposed to a short-term agreement to keep the government funded. 

The current spending laws expire at 11:59 p.m. Sept. 30. Without a deal by that night, funding will lapse and many government functions, including some health care programs, will temporarily stop. 

Here's how a shutdown will, and won't, impact health agencies and services: