2017/18 ICD-10-CM Diagnosis Code H66.21

Chronic atticoantral suppurative otitis media, right ear

The following code(s) above H66.21 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 H66.21:
  • H60-H95
    2018 ICD-10-CM Range H60-H95

    Diseases of the ear and mastoid process

    Note
    • 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
  • H66
    ICD-10-CM Diagnosis Code H66

    Suppurative and unspecified otitis media

      2016 2017 2018 Non-Billable/Non-Specific Code
    Includes
    • suppurative and unspecified otitis media with myringitis
    Use Additional
    • code to identify:
    • exposure to environmental tobacco smoke (Z77.22)
    • exposure to tobacco smoke in the perinatal period (P96.81)
    • history of tobacco dependence (Z87.891)
    • occupational exposure to environmental tobacco smoke (Z57.31)
    • tobacco dependence (F17.-)
    • tobacco use (Z72.0)
    Suppurative and unspecified otitis media
  • H66.2
    ICD-10-CM Diagnosis Code H66.2

    Chronic atticoantral suppurative otitis media

      2016 2017 2018 Non-Billable/Non-Specific Code
    Applicable To
    • Chronic atticoantral disease
    Use Additional
    • code for any associated perforated tympanic membrane (H72.-)
    Chronic atticoantral suppurative otitis media
Approximate Synonyms ICD-10-CM H66.21 is grouped within Diagnostic Related Group(s) (MS-DRG v35.0):

Convert H66.21 to ICD-9-CM

Code History

Diagnosis Index entries containing back-references to H66.21:

ICD-10-CM Codes Adjacent To H66.21
H66.016 …… recurrent, bilateral
H66.017 …… recurrent, unspecified ear
H66.019 …… unspecified ear
H66.1 Chronic tubotympanic suppurative otitis media
H66.10 …… unspecified
H66.11 …… right ear
H66.12 …… left ear
H66.13 …… bilateral
H66.2 Chronic atticoantral suppurative otitis media
H66.20 …… unspecified ear
H66.21 …… right ear
H66.22 …… left ear
H66.23 …… bilateral
H66.3 Other chronic suppurative otitis media
H66.3X Other chronic suppurative otitis media
H66.3X1 …… right ear
H66.3X2 …… left ear
H66.3X3 …… bilateral
H66.3X9 …… unspecified ear
H66.4 Suppurative otitis media, unspecified
H66.40 …… unspecified ear

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