The US Medicare agency dropped its appeal of a lawsuit brought by UnitedHealth Group Inc. challenging the program’s determination of quality ratings that drive Medicare payments.

UnitedHealth Group said veteran internal executive Tim Noel will succeed the late Brian Thompson as CEO of UnitedHealthcare, the nation’s largest health insurance company.

The U.S. Centers for Medicare and Medicaid Services on Friday said it would not appeal a court order that it recalculate the public star ratings it gave to UnitedHealth's privately administered Medicare health insurance plans,

UnitedHealth Group Inc. promoted the head of its Medicare health plan business to lead the company’s broader insurance division, filling the job previously held by slain executive Brian Thompson. Tim Noel,

UnitedHealth Group on Thursday named Tim Noel, the head of its Medicare business, to the top job at its health insurance business, a month after the unit's former CEO Brian Thompson was killed.

UnitedHealth Group promoted the head of its Medicare health plan business to lead the company’s broader insurance division, filling the job previously held by slain executive Brian Thompson.

The company said Thursday that Tim Noel will be CEO of UnitedHealthcare, replacing Brian Thompson, who was killed in New York City in December.

UnitedHealth reported fourth-quarter results on Thursday that reflected persistent challenges for the health insurance sector.

UnitedHealth Group (UNH) announced a new chief executive officer for its health insurance unit, UnitedHealthcare, Thursday, filling the role after Brian Thompson was shot to death last month in New York City.

CMS issued the industry-wide ratings the next month. Among large insurers, UnitedHealthcare experienced one of the most dramatic drops in scores. In its lawsuit, the UnitedHealth Group subsidiary alleged the decline improperly cost the company “tens of millions” in federal payments.

UnitedHealth Group Inc. promoted the head of its Medicare health plan business to lead the company’s broader insurance division, filling the job previously held by slain executive Brian Thompson.

UnitedHealth Group (NYSE:UNH), a leading diversified healthcare company with a substantial market capitalization of $469.7 billion, continues to navigate a complex landscape of opportunities and challenges as it maintains its position as a dominant force in the healthcare industry.