The thing where decade plus sentences are fairly common is unique in the first world: only in America. It’s barbaric and embarrassing.
The science is pretty unambiguous—a high likelihood of being caught and punished is a better deterrent than a low-probability but larger punishment.
So I don’t want to see this doctor get a 40-year sentence. I’d rather see lots of doctors who accepted gifts from opioid manufacturers get one-year sentences. Most important is that the pharma executives go to jail, too.
Criminal justice should never be about retribution. In this case, the purpose is to keep future patients safe.