H70.89

Other mastoiditis and related conditions

Non-billable header

H70.89 is a non-billable header code. Use one of the more specific codes below.

Inclusion terms

Includes (from H70)

  • Note: Use an external cause code following the code for the ear condition, if applicable, to identify the cause of the ear condition

Excludes1

Not coded here — never report together with this code.

  • preauricular sinus and cyst (Q18.1) (from H70.8)
  • sinus, fistula, and cyst of branchial cleft (Q18.0) (from H70.8)

Excludes2

Not included here — may be reported together when both conditions exist.

  • certain conditions originating in the perinatal period (P04-P96) (from H70)
  • certain infectious and parasitic diseases (A00-B99) (from H70)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A) (from H70)
  • congenital malformations, deformations and chromosomal abnormalities (Q00-Q99) (from H70)
  • endocrine, nutritional and metabolic diseases (E00-E88) (from H70)
  • injury, poisoning and certain other consequences of external causes (S00-T88) (from H70)
  • neoplasms (C00-D49) (from H70)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94) (from H70)

Also known as

  • Mastoiditis, specified NEC

Parent code

  • H70.8Other mastoiditis and related conditionsHeader

More specific codes H70.89

  • H70.891Other mastoiditis and related conditions, right earBillable
  • H70.892Other mastoiditis and related conditions, left earBillable
  • H70.893Other mastoiditis and related conditions, bilateralBillable
  • H70.899Other mastoiditis and related conditions, unspecified earBillable

Related codes

  • H70.81Postauricular fistulaHeader

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