Republican leaders say uncertainty about the financial burden placed on the state by Medicaid expansion likely eliminates that option.
Governor Mike Pence says he is not pursuing healthcare expansion under the Affordable Care Act through the Medicaid program.
Wishard-Eskenazi Health and Community Health Network are seeking to reduce duplicate services.
They propose instead to continue using the Healthy Indiana Plan.
Democratic lawmakers called out the GOP on Friday, saying they have to stop sidestepping the issue.
David Orentlicher says Indiana should expand Medicaid because the federal government would bear most of the cost.
Following an acrimonious change in leadership at the end of 2012, House Democrats enter the 2013 legislative session with a new representative in charge.
Indiana could see its Medicaid costs rise by more than $600 million during the next seven years once the Affordable Care Act is implemented.
States must decide whether they will set up their own health care exchanges by next month.
Representative Tim Brown (R-Crawfordsville), who was chosen to lead the House Ways and Means Committee, is also a doctor.