ST. LOUIS- United States District Judge Henry E. Autrey sentenced Denis Mikhlin to 108 months in prison today. The judge also ordered Mikhlin to pay restitution. The 41-year-old St. Louis County, Missouri resident pleaded guilty, in August, to four felony counts of conspiracy, obtaining oxycodone and other opioid drugs by fraud and deceit, receiving illegal kickbacks in return for sending urine specimens to Central Diagnostic Laboratory for medically unnecessary testing, and causing the Medicare and Medicaid programs to pay $4,704,568 for medically unnecessary prescription drugs and drug tests.