H46.9
BillableUnspecified optic neuritis
Unspecified optic neuritis
Coding Notes
Excludes 2
Conditions not included here, but the patient may have both
- •certain conditions originating in the perinatal periodP04-P96
- •certain infectious and parasitic diseasesA00-B99
- •complications of pregnancy, childbirth and the puerperiumO9A)O00
- •congenital malformations, deformations, and chromosomal abnormalitiesQ00-Q99
- •diabetes mellitus related eye conditions, , ,E09.3, E10.3, E11.3, E13.3
- •endocrine, nutritional and metabolic diseasesE00-E88
- •injury (trauma) of eye and orbitS05
- •injury, poisoning and certain other consequences of external causesS00-T88
- •neoplasmsC00-D49
- •symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classifiedR00-R94
- •syphilis related eye disorders, , ,A50.01, A50.3, A51.43, A52.71
- •ischemic optic neuropathyH47.01
- •neuromyelitis optica [Devic]G36.0
Related Codes(5)
Also Known As / Clinical Terms(65)
SNOMED CT
- ON - Optic neuritis66760008
- Optic neuritis66760008
- Disorder of optic tract95776004
- Optic tract disorder95776004
- Inflammatory disorder of optic tract194065004
- Visual pathway disorder due to inflammatory disorder194065004
- Optic perineuritis713417000
- Infection causing inflammation of optic nerve721261004
- Infectious optic neuropathy721261004
- CRION - chronic relapsing inflammatory optic neuropathy1169360001
- Chronic recurrent isolated optic neuritis1169360001
- Chronic relapsing inflammatory optic neuropathy1169360001
- Optic neuritis due to demyelinating disease1231202004
- Optic neuritis due to demyelinating disease of central nervous system1231202004
- Idiopathic optic neuritis1231240001
- Disorder of optic nerve following administration of vaccine to produce active immunity1231727005
- Post-vaccination optic neuropathy1231727005
- Idiopathic optic perineuritis1231757001
- Bilateral optic neuritis432521000124106
- Neuritis of left optic nerve15631051000119101
- Neuritis of right optic nerve15631011000119102
- Recurrent optic neuritis2691000124105
UMLS
- Neuritides, OpticC0029134
- Neuritis opticC0029134
- Neuritis, OpticC0029134
- ON - Optic neuritisC0029134
- Optic NeuritidesC0029134
- Optic NeuritisC0029134
- Optic nerve inflammationC0029134
- Optic neuritisC0029134
- Optic neuritis (disorder)C0029134
- Optic neuritis NOSC0029134
- Optic neuritis, unspecifiedC0029134
- Unspecified optic neuritisC0029134
- neuritis opticC0029134
- optic neuritisC0029134
Clinical Terms
- Bilateral optic neuritis
- Neuritis, Optic
- Chronic relapsing inflammatory optic neuropathy
- Neuritis of left optic nerve
- Optic Neuritides
- Post-vaccination optic neuropathy
- Visual pathway disorder due to inflammatory disorder
- Disorder of optic tract
- neuritis optic
- Optic perineuritis
- Chronic recurrent isolated optic neuritis
- Infection causing inflammation of optic nerve
- Neuritides, Optic
- Optic neuritis due to demyelinating disease
- Optic neuritis (disorder)
- Idiopathic optic perineuritis
- ON - Optic neuritis
- Optic tract disorder
- Neuritis of right optic nerve
- Inflammatory disorder of optic tract
- Optic nerve inflammation
- Infectious optic neuropathy
- Optic neuritis, unspecified
- Optic neuritis NOS
- CRION - chronic relapsing inflammatory optic neuropathy
- Idiopathic optic neuritis
- Optic neuritis due to demyelinating disease of central nervous system
- Disorder of optic nerve following administration of vaccine to produce active immunity
- Recurrent optic neuritis
Frequently Asked Questions
What is the ICD-10 code for unspecified optic neuritis?
The ICD-10-CM code for unspecified optic neuritis is H46.9. The full clinical description is "Unspecified optic neuritis". H46.9 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code H46.9 mean?
ICD-10-CM code H46.9 represents “Unspecified optic neuritis”. It is classified under Chapter 7: Diseases of the Eye and Adnexa and is a billable/specific code that can be used on a claim.
Is H46.9 a billable code?
Yes, H46.9 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is H46.9 in?
H46.9 is in Chapter 7: Diseases of the Eye and Adnexa (codes H00-H59).
What SNOMED CT codes does H46.9 map to?
H46.9 maps to 14 SNOMED CT concepts: 432521000124106, 1169360001, 1231727005, 95776004, 1231240001, and 9 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for H46.9?
H46.9 is linked to 1 UMLS Concept Unique Identifier: C0029134. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does H46.9 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like unspecified optic neuritis affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of H46.9?
There is no direct ICD-11 mapping available for H46.9 in the WHO crosswalk tables. This may mean the concept is classified differently in ICD-11. Use the ICD-10 to ICD-11 converter to search for related codes.
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.