ICD-10-CM
ICD-10 code for Medullated fibers optic (nerve): Q14.8
The ICD-10-CM index points "Medullated fibers optic (nerve)" to Q14.8, Other congenital malformations of posterior segment of eye. Q14.8 is a billable code.
Source: CDC ICD-10-CM FY2027 Alphabetic Index file dated June 16, 2026. Publisher page
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More specific codes in Q14
A header groups codes and is not billed. A billable code is one you can report.
- Q14Congenital malformations of posterior segment of eyeHeader
- Q14.0Congenital malformation of vitreous humorBillable
- Q14.1Congenital malformation of retinaBillable
- Q14.2Congenital malformation of optic discBillable
- Q14.3Congenital malformation of choroidBillable
- Q14.8Other congenital malformations of posterior segment of eyeBillable
- Q14.9Congenital malformation of posterior segment of eye, unspecifiedBillable
Excludes2
Excludes2 means the other condition can be reported with this one when both are documented.
From Q14. A note on a category applies to every code under it.
Related conditions
Related pages
- Q14.8 code detailsNotes, nearby codes, CMS-HCC group
- Category Q14Every code under it
- Chapter 17Congenital malformations and chromosomal abnormalities
- ICD-10 codes by conditionA to Z
- Check a list of ICD-10 codes
- Denial code CO-11Diagnosis does not support the procedure
- Denial code CO-146Diagnosis invalid for the date of service
- HCPCS Level II code lookup
Questions
What is the ICD-10 code for Medullated fibers optic (nerve)?
The ICD-10-CM index points "Medullated fibers optic (nerve)" to Q14.8, Other congenital malformations of posterior segment of eye. Q14.8 is a billable code.
Is Q14.8 billable?
Yes. Q14.8 is a billable code in the FY2027 ICD-10-CM file. Use a more specific code when the record documents one.
What documentation notes apply to Q14.8?
The CDC tabular list gives 1 Excludes2 note (may be coded together when both are documented) for Q14.8 and the categories above it. They are listed on this page.
What chapter is Q14.8 in?
Chapter 17. Congenital malformations and chromosomal abnormalities.
When do ICD-10-CM codes change?
Every October 1, with the new fiscal year file. Some years add April 1 updates. This page uses the FY2027 file, effective October 1, 2026.