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. Author manuscript; available in PMC: 2020 Apr 1.
Published in final edited form as: Am Econ J Appl Econ. 2019 Apr;11(2):302–332. doi: 10.1257/app.20170295

Figure 1: MA penetration over time.

Figure 1:

Figure shows the share of Medicare beneficiaries enrolled in Medicare Advantage plans, year by year. The data source is CMS’ Medicare Managed Care Contract Plans Monthly Summary Reports. All data are from December of the year indicated.