CATHEXIS, LLC - VECTOR TOPR 0001: VBA COMPENSATION SERVICE | FINANCIAL AUDIT OF INVOICES AND BILLING PRACTICES UNDER VA'S MEDICAL DISABILITY EXAMINATION (MDE) CONTRACTS | THE PRIMARY PURPOSE OF THE WORK TO BE COMPLETED UNDER THIS TASK ORDER IS FINANCIAL AND BUSINESS PERFORMANCE AUDITING WHEREBY THE CONTRACTOR SHALL CONDUCT ROUTINE, INDEPENDENT AUDITS OF VENDOR INVOICING AND BILLING PRACTICES AS RELATED TO VBA'S MEDICAL DISABILITY EXAMINATION (MDE) CONTRACTS TO INCLUDE PRE‐AUDIT ACTIVITIES TO ENSURE COMPLIANCE, ADHERENCE TO GENERALLY ACCEPTED GOVERNMENTAL AUDITING STANDARDS (GAGAS), AND ATTESTATION ENGAGEMENTS. THE SCOPE OF THE WORK FALLS PRIMARILY WITHIN VECTOR SERVICE GROUP 2 (ANALYSIS). LINE ITEMS REQUIRED UNDER THIS TASK ORDER ARE FIRM FIXED‐PRICE (FFP).