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J01.10

Billable

Acute frontal sinusitis, unspecified

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

What This Code Means

A sudden infection of the frontal sinuses (forehead sinuses) causing headache, facial pain, and nasal congestion.

Coding Tips

  • •The '10' indicates this is the first episode and not recurrent; use J01.11 if the patient has recurrent episodes
  • •Frontal sinusitis may present with frontal headache that worsens when bending forward

Code Hierarchy

└J01Acute sinusitis└J01.1Acute frontal sinusitis└J01.10Acute frontal sinusitis, unspecified
└J01.10Acute frontal sinusitis, unspecified

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