H71.3

Diffuse cholesteatosis

FY2027Chapter 8: Diseases of the ear and mastoid process/H65–H75 Diseases of middle ear and mastoid

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

H71.3 is a non-billable ICD-10-CM code header for diffuse cholesteatosis. 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 H71.30 Diffuse cholesteatosis, unspecified ear; H71.31 Diffuse cholesteatosis, right ear; H71.32 Diffuse cholesteatosis, left ear and H71.33 Diffuse cholesteatosis, bilateral. Its coding notes include 10 Excludes2 entries.

Excludes2

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

Inherited from H71 Cholesteatoma of middle ear
  • cholesteatoma of external ear (H60.4-)
  • recurrent cholesteatoma of postmastoidectomy cavity (H95.0-)
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 H71.3 4