2020 ICD-10-CM Diagnosis Code H70.811

Postauricular fistula, right ear

    2016 2017 2018 2019 2020 Billable/Specific Code
  • H70.811 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2020 edition of ICD-10-CM H70.811 became effective on October 1, 2019.
  • This is the American ICD-10-CM version of H70.811 - other international versions of ICD-10 H70.811 may differ.
The following code(s) above H70.811 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 H70.811:
  • H60-H95
    2020 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 2020 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
  • Right postauricular fistula
ICD-10-CM H70.811 is grouped within Diagnostic Related Group(s) (MS-DRG v37.0):
  • 154 Other ear, nose, mouth and throat diagnoses with mcc
  • 155 Other ear, nose, mouth and throat diagnoses with cc
  • 156 Other ear, nose, mouth and throat diagnoses without cc/mcc
  • 791 Prematurity with major problems
  • 793 Full term neonate with major problems

Convert H70.811 to ICD-9-CM

Code History
  • 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
  • 2017 (effective 10/1/2016): No change
  • 2018 (effective 10/1/2017): No change
  • 2019 (effective 10/1/2018): No change
  • 2020 (effective 10/1/2019): No change
ICD-10-CM Codes Adjacent To H70.811
H70.212 …… left ear
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

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