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

383.00 - Acute mastoiditis without complications

GEM Conversion to ICD-10 CM

H70.009

Fs: 10000 – Acute mastoiditis without complications, unspecified ear

Sibling Codes

383.00

Acute mastoiditis without complications

383.01

Subperiosteal abscess of mastoid

383.02

Acute mastoiditis with other complications

Parent Sibling Codes

383.1

Chronic mastoiditis

383.9

Unspecified mastoiditis