In CDI audits, how is coding accuracy typically measured?

In CDI audits, how is coding accuracy typically measured?

• A. Rely solely on payer-adjusted revenue to judge accuracy.
• B. Use coder intuition without chart verification.
• C. Measure accuracy only by the number of codes claimed.
• D. Compare coded data to chart documentation; calculate error rates by category; assess inter-rater reliability.

Answer: (D)