Instead of being able to calmly focus on her chemotherapy treatment, Arete Tsoukalas had to spend hours on the phone arguing with her insurer while receiving infusions in the hospital.

Mangione stunned the nation by reaching the pinnacle of this world — as valedictorian of the city’s most elite private boys ...

All the latest breaking news on Luigi Mangione. Browse Newsweek archives of photos, videos and articles on Luigi Mangione.

The man charged in the killing of UnitedHealthcare CEO Brian Thompson was critical of U.S. health care. Experts say the ...

Claimable has helped patients file hundreds of appeals,and its success rate of overturning denials is around 85%.

UnitedHealth Group CEO Andrew Witty encouraged colleagues to continue making health care work better for everybody after the ...

Of more than 200 tips sent to the NYPD regarding the murder of UnitedHealthcare CEO Brian Thompson, none named suspect Luigi ...

The positive match is the first forensic evidence tying the man arrested in the case to the area where UnitedHealthcare's CEO ...

Far too many Americans cheered and laughed about the shooting of UnitedHealthcare CEO Brian Thompson, allegedly by Luigi Mangione.

Luigi Mangione’s lawyer said Wednesday that he wants to examine the fingerprint and ballistics evidence police say they have ...

The man arrested in Altoona Monday and charged with killing UnitedHealthcare CEO Brian Thompson in New York City on Dec. 4 ...

The 3D-printed gun found on the suspect in last week's killing of United Healthcare CEO Brian Thompson matches shell casings ...