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H66.2

⚠ Non-billable (Header)

Chronic atticoantral suppurative otitis media

Diseases of the ear and mastoid process (H60-H95)

⚠️ This is a category header code — not billable. Use a more specific child code below.

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Also Known As

Chronic atticoantral disease

📋 Code Instructions

  • • code for any associated perforated tympanic membrane (H72.-)

📋 Code Instructions

from H66
  • • code to identify:
  • • exposure to environmental tobacco smoke (Z77.22)
  • • exposure to tobacco smoke in the perinatal period (P96.81)
  • • history of tobacco dependence (Z87.891)
  • • occupational exposure to environmental tobacco smoke (Z57.31)
  • • tobacco dependence (F17.-)
  • • tobacco use (Z72.0)

Child Codes (4)

H66.20Chronic atticoantral suppurative otitis media, unspecified earH66.21Chronic atticoantral suppurative otitis media, right earH66.22Chronic atticoantral suppurative otitis media, left earH66.23Chronic atticoantral suppurative otitis media, bilateral

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Code Information

CodeH66.2
BillableNo — Header code
ParentH66
CategoryDiseases of the ear and mastoid process (H60-H95)
Excludes10 rule(s)
Excludes20 note(s)
Child codes4

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)