Questions: Economics of Managed Care

Question 1

Managed care plans negotiate discounted rates with a network of providers. A hospital that refuses the discounted rate is excluded from the network. Why does this give managed care plans bargaining power?

• A. Patients will go to any hospital regardless of network status
• B. Exclusion from the network means losing access to the plan's enrolled population — the threat of lost patient volume gives the MCO leverage to negotiate lower prices
• C. Hospitals prefer lower prices because they attract more patients
• D. Network exclusion is illegal under antitrust law

Answer: (B)

The selective contracting mechanism gives MCOs bargaining power that individual patients or traditional insurers lack. A hospital excluded from a major MCO's network loses access to thousands of potential patients who face higher out-of-pocket costs for out-of-network care and will therefore choose in-network alternatives. The threat of this volume loss gives the MCO leverage to negotiate rates below what the hospital charges fee-for-service patients. This is the primary mechanism through which managed care controls prices — it is a demand-side counterweight to provider market power.

Question 2

The managed care backlash of the late 1990s was driven primarily by patient and physician dissatisfaction with utilization restrictions, not by evidence that managed care produced worse health outcomes.

• T. True
• F. False

Answer: True

The evidence on managed care quality is mixed but does not support the narrative of systematically worse outcomes. Large studies (including comparisons of HMO and FFS Medicare populations) found similar or slightly better outcomes under managed care for most conditions. The backlash was driven by perceived restrictions: prior authorization denials, narrow networks excluding preferred physicians, and the sense that financial considerations were overriding clinical judgment. The backlash led to 'patients' bill of rights' legislation and the shift from tight HMOs to looser PPOs, effectively trading cost control for patient choice.

Question 3

Explain the economic logic of gatekeeping (requiring a primary care referral before seeing a specialist) and why it can both improve and reduce quality of care.

Model answer: Gatekeeping reduces costs by filtering out unnecessary specialist visits — the primary care physician can handle most conditions at lower cost and refers only when specialist expertise is genuinely needed. This can improve care coordination (the PCP knows the whole patient) and reduce fragmentation. However, gatekeeping can reduce quality when it delays necessary specialist care — a patient with early symptoms of a serious condition might be managed by a PCP who lacks the expertise to diagnose it promptly. The net effect depends on the quality of the primary care system: strong primary care makes gatekeeping beneficial; weak primary care makes it a barrier.

Countries with strong primary care traditions (UK, Netherlands) use gatekeeping effectively, with PCPs managing 85-90% of patient encounters without specialist referral. In the US, where specialist culture is stronger and patients expect direct access, gatekeeping generated significant resistance. The economic principle is that gatekeeping is a form of rationing that can be efficient (reducing low-value specialist visits) or harmful (delaying high-value specialist care), depending on implementation.