Alphabetic Index FY2027

H47

Other disorders of optic [2nd] nerve and visual pathways

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 is a non-billable ICD-10-CM code category for other disorders of optic [2nd] nerve and visual pathways. 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 H47.0 Disorders of optic nerve, not elsewhere classified; H47.1 Papilledema; H47.2 Optic atrophy; H47.3 Other disorders of optic disc and 4 more. 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)

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

More specific codes under H47 8