I'm pretty sure I saw some folks squirming in their seats and bowing their heads in shame when the Wall Street fellow at the podium began to tsk-tsk out-of-network and under arrangements billing, two reimbursement gimmicks that have drawn the ire of federal regulators and the attention of private payors — and gotten a few folks rich quickly, often at the expense of patients, the healthcare system and those of you who choose to play it straight.