2018 ICD-10-CM Diagnosis Code H46.9

Unspecified optic neuritis

The following code(s) above H46.9 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
  • Applicable To annotations, or
  • Code Also annotations, or
  • Code First annotations, or
  • Excludes1 annotations, or
  • Excludes2 annotations, or
  • Includes annotations, or
  • Note annotations, or
  • Use Additional annotations
that may be applicable to H46.9:
  • H00-H59
    2018 ICD-10-CM Range H00-H59

    Diseases of the eye and adnexa

    Note
    • Use an external cause code following the code for the eye condition, if applicable, to identify the cause of the eye condition
    Type 2 Excludes
    • 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)
    Diseases of the eye and adnexa
  • H46
    ICD-10-CM Diagnosis Code H46

    Optic neuritis

      2016 2017 2018 Non-Billable/Non-Specific Code
    Type 2 Excludes
    • ischemic optic neuropathy (H47.01-)
    • neuromyelitis optica [Devic] (G36.0)
    Optic neuritis
Approximate Synonyms Clinical Information ICD-10-CM H46.9 is grouped within Diagnostic Related Group(s) (MS-DRG v35.0):

Convert H46.9 to ICD-9-CM

Code History

Diagnosis Index entries containing back-references to H46.9:

ICD-10-CM Codes Adjacent To H46.9
H46.02 …… left eye
H46.03 …… bilateral
H46.1 Retrobulbar neuritis
H46.10 …… unspecified eye
H46.11 …… right eye
H46.12 …… left eye
H46.13 …… bilateral
H46.2 Nutritional optic neuropathy
H46.3 Toxic optic neuropathy
H46.8 Other optic neuritis
H46.9 Unspecified optic neuritis
H47 Other disorders of optic [2nd] nerve and visual pathways
H47.0 Disorders of optic nerve, not elsewhere classified
H47.01 Ischemic optic neuropathy
H47.011 …… right eye
H47.012 …… left eye
H47.013 …… bilateral
H47.019 …… unspecified eye
H47.02 Hemorrhage in optic nerve sheath
H47.021 …… right eye
H47.022 …… left eye

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.