H60.42 Cholesteatoma of left external ear

Billable ICD-10-CM code, FY2026.

Applies from H60.4 Cholesteatoma of external ear

Applicable to

• Keratosis obturans of external ear (canal)

Excludes2 (not included here)

• cholesteatoma of middle ear (H71.-)
• recurrent cholesteatoma of postmastoidectomy cavity (H95.0-)

MS-DRG index

Defines the logic of DRG(s) 154-156 in MDC 03.

Approximate ICD-9-CM (GEMs)

• 380.21 Cholesteatoma of external ear (approximate)

Code annotations containing back-references to H60.42

Back-references to H60.4

• Type 2 Excludes: H71 Cholesteatoma of middle ear ("cholesteatoma of external ear (H60.4-)")

Nearby codes

• H60.393 Other infective otitis externa, bilateral
• H60.399 Other infective otitis externa, unspecified ear
• H60.4 Cholesteatoma of external ear
• H60.40 Cholesteatoma of external ear, unspecified ear
• H60.41 Cholesteatoma of right external ear
• H60.42 Cholesteatoma of left external ear (this code)
• H60.43 Cholesteatoma of external ear, bilateral
• H60.5 Acute noninfective otitis externa
• H60.50 Unspecified acute noninfective otitis externa
• H60.501 Unspecified acute noninfective otitis externa, right ear
• H60.502 Unspecified acute noninfective otitis externa, left ear