Among the top Medicare Advantage insurers, Kaiser Foundation Health Plan and its regional subsidiaries fared particularly well in CMS’s 2020 star ratings release, with 94.3% of its Medicare Advantage-Prescription Drug Plan (MA-PD) members enrolled in products with an overall five-star rating. Kaiser’s group of regional managed care organizations currently serve 1,653,312 MA-PD lives.

Source: AIS’s Directory of Health Plans