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Sierra7 Wins KC VAMC & Columbia VAMC Contract

January 2, 2018. The Department of Veterans Affairs awarded Sierra7 the Kansas City VAMC & Columbia VAMC – Medical Coding Services contract. In performance of this contract Sierra7 is responsible for outpatient coding, outpatient auditing, inpatient coding, Inpatient auditing, inpatient ProFees, surgery coding, and surgery auditing.