ICD-10-CM
ICD-10 code for Friedreich's combined systemic disease: G11.11
The ICD-10-CM index points "Friedreich's combined systemic disease" to G11.11, Friedreich ataxia. G11.11 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 G11
A header groups codes and is not billed. A billable code is one you can report.
- G11Hereditary ataxiaHeader
- G11.0Congenital nonprogressive ataxiaBillable
- G11.1Early-onset cerebellar ataxiaHeader
- G11.10Early-onset cerebellar ataxia, unspecifiedBillable
- G11.11Friedreich ataxiaBillable
- G11.19Other early-onset cerebellar ataxiaBillable
- G11.2Late-onset cerebellar ataxiaBillable
- G11.3Cerebellar ataxia with defective DNA repairBillable
- G11.4Hereditary spastic paraplegiaBillable
- G11.5Hypomyelination - hypogonadotropic hypogonadism - hypodontiaBillable
- G11.6Leukodystrophy with vanishing white matter diseaseBillable
- G11.8Other hereditary ataxiasBillable
- G11.9Hereditary ataxia, unspecifiedBillable
Excludes2
Excludes2 means the other condition can be reported with this one when both are documented.
From G11. A note on a category applies to every code under it.
Related conditions
Related pages
- G11.11 code detailsNotes, nearby codes, CMS-HCC group
- Category G11Every code under it
- Chapter 6Diseases of the nervous system
- 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 Friedreich's combined systemic disease?
The ICD-10-CM index points "Friedreich's combined systemic disease" to G11.11, Friedreich ataxia. G11.11 is a billable code.
Is G11.11 billable?
Yes. G11.11 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 G11.11?
The CDC tabular list gives 3 Excludes2 notes (may be coded together when both are documented) for G11.11 and the categories above it. They are listed on this page.
What chapter is G11.11 in?
Chapter 6. Diseases of the nervous system.
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.