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B26.83

Billable

Mumps nephritis

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

What This Code Means

Inflammation of the kidneys (nephritis) caused by the mumps virus, occurring as a complication of mumps infection.

Coding Tips

  • Document urinalysis findings, proteinuria, and renal function tests to support the diagnosis
  • Mumps nephritis is typically mild; differentiate from other causes of nephritis in the clinical documentation

Code Hierarchy

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