This story originally appeared on ProPublica. ProPublica is a Pulitzer Prize-winning investigative newsroom. Sign up for The Big Story newsletter to receive stories like this one in your inbox. Health ...

Add Yahoo as a preferred source to see more of our stories on Google. Maryland regulators fined Cigna Health and Life Insurance Company $80,000 and ordered it to stop reducing payments on certain ...

Former Cigna doctors confirmed that the review system was used to quickly reject claims. An internal corporate spreadsheet, viewed by the news organizations, lists names of Cigna’s medical directors ...

Cigna is being sued for allegedly using algorithms to deny claims. The lawsuit, filed Monday in federal court in California, claims Cigna developed an algorithm known as PXDX to enable its doctors to ...

When a stubborn pain in Nick van Terheyden’s bones would not subside, his doctor had a hunch what was wrong. Without enough vitamin D in the blood, the body will pull that vital nutrient from the ...

Maryland regulators fined Cigna Health and Life Insurance Company $80,000 and ordered it to stop reducing payments on certain doctor-billed services — a practice that could leave patients on the hook ...

This article first appeared at ProPublica and The Capitol Forum. ProPublica is a Pulitzer Prize-winning investigative newsroom. Sign up for The Big Story newsletter to receive stories like this one in ...