H74.9

Non-Billable

Unspecified disorder of middle ear and mastoid

H74.9 should not be used for reimbursement purposes as there are multiple sub-diagnoses that fall under this code. Please refer to the sub-diagnoses below.

Related Diagnoses

  • H74.90Unspecified disorder of middle ear and mastoid, unspecified ear
  • H74.91Unspecified disorder of right middle ear and mastoid
  • H74.92Unspecified disorder of left middle ear and mastoid
  • H74.93Unspecified disorder of middle ear and mastoid, bilateral
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