The study results suggest that low-value care is less common in Medicare Advantage than Traditional Medicare, with elements of insurance design present in Medicare Advantage associated with fewer low-value services.
Boudreau E, Schwartz R, Schwartz AL, et al. Comparison of Low-Value Services Among Medicare Advantage and Traditional Medicare Beneficiaries. JAMA Health Forum. 2022;3(9):e222935. doi:10.1001/jamahealthforum.2022.2935
Selection and Causal Effects in Voluntary Programs: Bundled Payments in Medicare