2019 ICD-10-CM Diagnosis Code H70.812

Postauricular fistula, left ear

The following code(s) above H70.812 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 H70.812:
  • 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
  • H70.8
    ICD-10-CM Diagnosis Code H70.8

    Other mastoiditis and related conditions

      2016 2017 2018 2019 Non-Billable/Non-Specific Code
    Type 1 Excludes
    • preauricular sinus and cyst (Q18.1)
    • sinus, fistula, and cyst of branchial cleft (Q18.0)
    Other mastoiditis and related conditions
Approximate Synonyms ICD-10-CM H70.812 is grouped within Diagnostic Related Group(s) (MS-DRG v36.0):

Convert H70.812 to ICD-9-CM

Code History
ICD-10-CM Codes Adjacent To H70.812
H70.213 …… bilateral
H70.219 …… unspecified ear
H70.22 Chronic petrositis
H70.221 …… right ear
H70.222 …… left ear
H70.223 …… bilateral
H70.229 …… unspecified ear
H70.8 Other mastoiditis and related conditions
H70.81 Postauricular fistula
H70.811 …… right ear
H70.812 …… left ear
H70.813 …… bilateral
H70.819 …… unspecified ear
H70.89 Other mastoiditis and related conditions
H70.891 …… right ear
H70.892 …… left ear
H70.893 …… bilateral
H70.899 …… unspecified ear
H70.9 Unspecified mastoiditis
H70.90 …… unspecified ear
H70.91 …… right ear

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