The Medicare WISeR experiment. I wasn't aware of this. In case you aren't either, here's the f-ed up deal:

[Tanuki]

12. UnitedHealth's foray into using AI in this manner

was an unmitigated disaster.

https://www.google.com/amp/s/www.cbsnews.com/amp/news/unitedhealth-lawsuit-ai-deny-claims-medicare-advantage-health-insurance-denials/

"The families of two now-deceased former beneficiaries of UnitedHealth have filed a lawsuit against the health care giant, alleging it knowingly used a faulty artificial intelligence algorithm to deny elderly patients coverage for extended care deemed necessary by their doctors.

The lawsuit, filed last Tuesday in federal court in Minnesota, claims UnitedHealth illegally denied "elderly patients care owed to them under Medicare Advantage Plans" by deploying an AI model known by the company to have a 90% error rate, overriding determinations made by the patients' physicians that the expenses were medically necessary.

"The elderly are prematurely kicked out of care facilities nationwide or forced to deplete family savings to continue receiving necessary medical care, all because [UnitedHealth's] AI model 'disagrees' with their real live doctors' determinations," according to the complaint.
....
The use of the allegedly defective AI model, developed by NaviHealth and called "nH Predict," enabled the insurance company to "prematurely and in bad faith discontinue payment" to its elderly beneficiaries, causing them medical or financial hardships, the lawsuit states.
....
In their complaint, however, the families accuse UnitedHealth of using faulty AI to deny claims as part of a financial scheme to collect premiums without having to pay for coverage for elderly beneficiaries it believes lack the knowledge and resources "to appeal the erroneous AI-powered decisions."...(more)