Imagine you have to choose a health insurance company to be insured with like you choose a credit card (Visa, Mastercard, etc). Many doctors (shops) only accept certain insurance providers (cards) due to fees and other regulations.
The problem described in this article is when your insurance lists doctors that you can go to that will accept your insurance, but most of them have gone out of business or actually don’t accept your particular insurance anymore.
I used to be principled like you, but this man has the potential to cause death and destruction on a scale so unfathomably larger than one person. Would I prefer he face justice? Absolutely. But at some point “not wishing death on someone” flies in the face of the greater good of humanity