VistA-HealtheVet Monograph 2008-2009, Department of ...

Registration, Enrollment, and Eligibility Systems 20. ... (SDOs) that are required by statute, mandated by an oversight body, or required by VHA business needs. The current systems include CPT, HCPCS, CPT modifiers, ICD-9 Diagnoses, ICD-9 Procedures, and SNOMED CT. ... The Patient Lookup … ................
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