Some basic and preventive services need to be free for poor people, she said.
The other $3.5 billion would help states provide preventive services for families whose children might otherwise end up in foster care.
The law also makes preventive services free for women on Medicare.
Read a list of covered preventive services for women, issued August 1, 2011.
Uninsured Americans are less likely to have regular health care and use preventive services.
The estimated average cost of providing preventive services is $8,000 a year per family.
Three years ago, Congress added preventive services to the legislation.
In child welfare, preventive services that keep families together have been a key priority.
Child care agencies may offer preventive services at several different levels.
And, use this checklist to help keep track of your preventive services.