A Knox County, Tenn., woman has been charged with defrauding the state's Medicaid program -- for a second time.

Nancy Horsley, 47, has been charged with 11 counts of doctor shopping and 11 counts of obtaining a controlled substance, according to WBIR-TV in Knoxville, Tenn.

Officials said Horsley would visit multiple physicians in a short period of time to get drug prescriptions.

All visits were paid for by the TennCare program.

In 2011 she pleaded guilty to six counts of doctor shopping and was sentenced to two years of supervised probation.

TennCare provides health coverage for approximately 1.2 million low-income children, pregnant women and disabled individuals. It operates with an annual budget of $9 billion, according to its website.

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