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Z11.9

Billable

Encounter for screening for infectious and parasitic diseases, unspecified

This code does not map to an HCC category in any model (V28, V24, ESRD, RxHCC).

What This Code Means

A visit for screening related to infectious or parasitic diseases when the specific type of disease being screened for is not documented or specified.

Coding Tips

  • This is the least specific code in the Z11 screening category; use only when the specific infectious disease cannot be determined
  • Encourage providers to document the specific disease being screened for to allow for more specific coding

Code Hierarchy

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