ICD-9-CM Codes ICD-9-PCS Codes

385.33 - Cholesteatoma of middle ear and mastoid

GEM Conversion to ICD-10 CM

H71.23

Fs: 10000 – Cholesteatoma of mastoid, bilateral

Sibling Codes

385.30

Cholesteatoma, unspecified

385.31

Cholesteatoma of attic

385.32

Cholesteatoma of middle ear

385.33

Cholesteatoma of middle ear and mastoid

385.35

Diffuse cholesteatosis of middle ear and mastoid

Parent Sibling Codes

385.9

Unspecified disorder of middle ear and mastoid