Two leaders of a now-shuttered St. Paul addiction treatment center have admitted their roles in a multiyear Medicaid fraud scheme that netted millions of taxpayer dollars.

Heather Lynn Heim, former chief executive officer at Evergreen Recovery Inc., and Shantel Rene Magadanz, the one-time chief financial officer, pleaded guilty Tuesday in U.S. District Court in Minneapolis to one count of conspiracy to commit wire fraud.

A grand jury in December indicted Heim, 47, of St. Paul, Magadanz, 35, of Stacy, and Evergreen owner and operator Shawn Grygo, 37, of Forest Lake.

Prosecutors say the trio used the outpatient drug and alcohol treatment center along Energy Park Drive to overbill DHS and UCare for services that were not provided. The overbilling scheme included adding client names to coun

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