Alphabetic Index FY2027

H47.09

Other disorders of optic nerve, not elsewhere classified

FY2027Chapter 7: Diseases of the eye and adnexa/H46–H47 Disorders of optic nerve and visual pathways

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

H47.09 is a non-billable ICD-10-CM code header for other disorders of optic nerve, not elsewhere classified. 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 H47.091 Other disorders of optic nerve, not elsewhere classified, right eye; H47.092 Other disorders of optic nerve, not elsewhere classified, left eye; H47.093 Other disorders of optic nerve, not elsewhere classified, bilateral and H47.099 Other disorders of optic nerve, not elsewhere classified, unspecified eye. Its coding notes include 11 Excludes2 entries.

Excludes2

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

Also from chapter/block level (11 notes)
Inherited from Chapter 7 Diseases of the eye and adnexa
  • 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)
  • diabetes mellitus related eye conditions (E09.3-, E10.3-, E11.3-, E13.3-)
  • endocrine, nutritional and metabolic diseases (E00-E88)
  • injury (trauma) of eye and orbit (S05.-)
  • 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)
  • syphilis related eye disorders (A50.01, A50.3-, A51.43, A52.71)

Inclusion terms

Conditions classified to this code.

This code
  • Compression of optic nerve

Notes

Also from chapter/block level (1 note)
Inherited from Chapter 7 Diseases of the eye and adnexa
  • Use an external cause code following the code for the eye condition, if applicable, to identify the cause of the eye condition

Alphabetic Index terms

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

More specific codes under H47.09 4