[bb611]

I think your guess here is pretty much spot on.

TFA links another article explaining the $10,000 bill is a combination of $3,000 of completed tests the original owner had already paid, the surgical procedure, and aftercare costs.

[_ea1k]

TBH, the only part of that which sounds high is the $3k for pretests. But I don't know what all had to be done, so I'm just guessing.