State Rep. Tom McMillin (R-Rochester Hills) has sent a memo to House colleagues inviting them to co-sponsor a multistate Health Care Compact he plans to introduce shortly. The measure has been introduced in 14 states, adopted by legislative bodies in several, signed into law in Georgia and Oklahoma, and submitted for governors' signatures in Missouri and Montana. If approved by Congress, it would make the federal “Patient Protection and Affordable Care Act” optional in the states that join the compact — and theoretically, the president’s signature is not required on that congressional approval. Importantly, the Health Care Compact is much...