Major Complication or Comorbidity (MCC)
A Major Complication or Comorbidity (MCC) is a diagnosis that significantly increases the severity of illness, expected resource utilization, and DRG payment level.
Definition
A Major Complication or Comorbidity (MCC) is a diagnosis that significantly increases the severity of illness, expected resource utilization, and DRG payment level.
Why it matters
Major Complication or Comorbidity (MCC) is part of the Coding vocabulary used across home health operations, documentation, and revenue cycle. Understanding it helps clinicians, QA leads, and administrators stay aligned on care quality and compliance.
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