Koskinen argues that the design of the tax credit program minimizes the risk.

Analysts came up with 2013 "base premium" ranges for working-age adults in each state.

H.R. 2575 would redefine many employees as part-timers for PPACA counting purposes.

A White House spokesman says the number appears to be manageable.

Watchdogs say the agency will need 949 more full-time equivalents to handle health law work.

H.R. 2575 would push the cut-off for "full-time" worker to 40 hours a week, from 30.

Several pages deal with questions about 403 login errors.

Analysts also found a big jump in familiarity with HealthCare.gov.