JEREMY NIGHOHOSSIAN — HEALTH POLICY

Medicare Advantage

How MA plans are paid, risk-adjusted, and rated — and where the overpayment debate stands.

Medicare Advantage — how the program works, and where the live arguments stand
What Medicare Advantage Is, and How It Grew

Plan structure, enrollment trajectory, and how it diverges from traditional fee-for-service Medicare.

Reference
How MA Plans Get Paid

Benchmarks, bids, and rebates — the payment mechanism every later entry refers back to.

Reference
Risk Adjustment and the HCC Model

How diagnosis coding shapes payment, and why coding intensity is a policy problem in its own right.

Reference
Star Ratings and the Quality Bonus Program

What the bonuses are meant to reward, and how the ratings that trigger them get calculated.

Reference
Planned
The Overpayment Debate

MedPAC's level accounting against the penetration literature's marginal result, laid out before taking a side.

Analysis
Planned
Favorable Selection as Risk-Adjustment Failure

The narrow, defensible version of the overpayment thesis — a measurement problem, not a market failure.

Analysis
Medicare Advantage Reform Debate

Benchmarks, coding intensity, and quality bonuses — what each reform lever is worth, and how the estimates hold up.

Analysis
Resources

Data, links, etc.

Reference