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Z79.622

Billable

Long term (current) use of Janus kinase inhibitor

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

What This Code Means

A patient is currently taking a Janus kinase inhibitor, a medication that suppresses the immune system to treat conditions like rheumatoid arthritis and certain blood disorders.

Coding Tips

  • Use this code when documenting ongoing JAK inhibitor therapy such as baricitinib, tofacitinib, or ruxolitinib
  • This is a status code that should be reported alongside the condition being treated to provide complete medication history

Code Hierarchy

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