No it isn't. Epstein died without having to pay a cent. If you believe in something after then he's paying the price, but if you don't, you can't believe in karma.
Wasn't he murdered in prison while the howling mob hated him and sent his lady to eat unflavoured tofu? I mean sometimes karma could do better but it ain't nothin
Karma works across multiple lifetimes. GE isn't done yet.