STAT August 11, 2025
This is part 8 of Health Care’s Colossus, a series about how UnitedHealth Group wields its unrivaled physician empire to boost its profits and expand its influence.
In every way, a study published this January in a major medical journal was a win for UnitedHealth Group. It showed that UnitedHealth’s preferred approach to covering Medicare patients, an especially profitable line of business, was producing higher-quality care for older Americans than the standard method.
But a closer inspection reveals reasons to distrust the narrative. The study was funded by UnitedHealth’s Optum subsidiary, co-authored by...







