2018/2019 ICD-10-CM Diagnosis Code H70.002

Acute mastoiditis without complications, left ear

The following code(s) above H70.002 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
  • Applicable To annotations, or
  • Code Also annotations, or
  • Code First annotations, or
  • Excludes1 annotations, or
  • Excludes2 annotations, or
  • Includes annotations, or
  • Note annotations, or
  • Use Additional annotations
that may be applicable to H70.002:
  • H60-H95
    2019 ICD-10-CM Range H60-H95

    Diseases of the ear and mastoid process

    • Use an external cause code following the code for the ear condition, if applicable, to identify the cause of the ear condition
    Type 2 Excludes
    • certain conditions originating in the perinatal period (P04-P96)
    • certain infectious and parasitic diseases (A00-B99)
    • complications of pregnancy, childbirth and the puerperium (O00-O9A)
    • congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
    • endocrine, nutritional and metabolic diseases (E00-E88)
    • injury, poisoning and certain other consequences of external causes (S00-T88)
    • neoplasms (C00-D49)
    • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
    Diseases of the ear and mastoid process
  • H70.0
    ICD-10-CM Diagnosis Code H70.0

    Acute mastoiditis

      2016 2017 2018 2019 Non-Billable/Non-Specific Code
    Applicable To
    • Abscess of mastoid
    • Empyema of mastoid
    Acute mastoiditis
Approximate Synonyms ICD-10-CM H70.002 is grouped within Diagnostic Related Group(s) (MS-DRG v36.0):

Convert H70.002 to ICD-9-CM

Code History
ICD-10-CM Codes Adjacent To H70.002
H69.83 …… bilateral
H69.9 Unspecified Eustachian tube disorder
H69.90 …… unspecified ear
H69.91 …… right ear
H69.92 …… left ear
H69.93 …… bilateral
H70 Mastoiditis and related conditions
H70.0 Acute mastoiditis
H70.00 Acute mastoiditis without complications
H70.001 …… right ear
H70.002 …… left ear
H70.003 …… bilateral
H70.009 …… unspecified ear
H70.01 Subperiosteal abscess of mastoid
H70.011 …… right ear
H70.012 …… left ear
H70.013 …… bilateral
H70.019 …… unspecified ear
H70.09 Acute mastoiditis with other complications
H70.091 …… right ear
H70.092 …… left ear

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.