The FBI says an operator of a southeastern Michigan medical clinic has been sentenced to four years, eight months in prison for conspiracy to defraud the Medicare program.

U.S. District Judge Lawrence Zatkoff sentenced 36-year-old Carlos Grana of Miami on Tuesday. Zatkoff also ordered Grana to pay $2 million in restitution.

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Grana managed the Careplus LLC medical clinic in Livonia. He pleaded guilty in April.

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As part of the deal, Grana admitted he paid recruiters $100 to $150 per Medicare beneficiary referral. He says he told the recruiters to pay the patients $50 each.

Grana says the patients got medically unnecessary tests. The FBI says Medicare paid $2 million for unwarranted services.

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