https://bdn-data.s3.amazonaws.com/uploads/2019/09/Opioid-Crisis-Maine-2.jpg AUGUSTA, Maine — Maine is more than eight months into Medicaid expansion under the federal Affordable Care Act and trends around who is enrolling and where they live are starting to emerge, bucking some expectations and pointing out access challenges. The state has enrolled more than 36,000 people in the program as of last Friday, about half of the 70,000 residents expansion is estimated to cover after implementation earlier this year.