Alphabetic Index FY2027

H95.11

Chronic inflammation of postmastoidectomy cavity

FY2027Chapter 8: Diseases of the ear and mastoid process/H95 Intraoperative and postprocedural complications and disorders of ear and mastoid process, not elsewhere classified

Non-billable headerNot valid on its own. Use one of the more specific codes under it.

H95.11 is a non-billable ICD-10-CM code header for chronic inflammation of postmastoidectomy cavity. Report a more specific code from it instead. It is part of the FY2027 code set, effective October 1, 2026. The more specific codes under it are H95.111 Chronic inflammation of postmastoidectomy cavity, right ear; H95.112 Chronic inflammation of postmastoidectomy cavity, left ear; H95.113 Chronic inflammation of postmastoidectomy cavity, bilateral ears and H95.119 Chronic inflammation of postmastoidectomy cavity, unspecified ear. Its coding notes include 8 Excludes2 entries.

Guidelines tip

From the FY2027 Official Guidelines. ICD10Ref adds no rules of its own.

Intraoperative and postprocedural complications are coded from the body system chapters unless the complication is specifically indexed to a T code.

Guidelines I.C.19.g.5Postprocedural complications in the body system chaptersRead the official text

Excludes2

Not included here. Both codes may be reported if the patient has both conditions.

Also from chapter/block level (8 notes)
Inherited from Chapter 8 Diseases of the ear and mastoid process
  • 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)

Notes

Also from chapter/block level (1 note)
Inherited from Chapter 8 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

Alphabetic Index terms

Terms the official Alphabetic Index lists for this code. 1 entry

More specific codes under H95.11 4