It seems like the AIs role was in applying lengthy and complex medicare billing rules - it did not do negotiating and it doesn't seem like the accuracy of its understanding of medicare practices was actually checked. The author reasonably accused the hospital of gouging and the hospital came back with a much lower offer. I'd be interested to hear from a charge coding expert about Claude's analysis here and if it was…
What the author calls criminal is the way hospitals typically bill Medicare and private insurance providers. If the OPs brother-in-law had had insurance, the hospital would have billed the insurance company the same $195k (albeit with CPT codes in the first place). The insurance company would have come back and said, "Ok, great, thanks for the bill. We've analyzed it, and you're authorized to received $37k (or whatev…
Then, they negotiate with all of the in-network providers for some number that’s well below the billed amount. That number varies a bit based on how effective various negotiations are.
Realistically, OP simply found the number that insurance was going to pay out anyways.