A crooked California doctor who ripped off Medicare for more than $45 million to bankroll luxury vacations, expensive cars, and a jaw-dropping $12,000 antique crossbow is finally facing serious prison time. Violetta Mailyan, 45, of Glendale, was sentenced to 15 years behind bars after a jury found her guilty of running an enormous fraud operation through her Healthy Way Medical Center clinic, submitting fraudulent claims for Botox treatments that were medically unnecessary, purely cosmetic or never performed at all. The staggering scam wasn’t just about bogus paperwork. Mailyan billed taxpayers for treatments supposedly administered while her clinic was shuttered —...