ICD-10-CM
ICD-10 code for Primary open-angle glaucoma: H40.1190
The CDC title for "Primary open-angle glaucoma" is H40.119 (Primary open-angle glaucoma, unspecified eye), a header that is not billable. When nothing more specific is documented, the billable code is H40.1190, Primary open-angle glaucoma, unspecified eye, stage unspecified.
Source: CDC ICD-10-CM FY2027 order file dated June 16, 2026. Publisher page
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Codes under H40.119, then other CDC titles that name primary open-angle glaucoma, unspecified eye, stage
A header groups codes and is not billed. A billable code is one you can report.
- H40.119Primary open-angle glaucoma, unspecified eyeHeader
- H40.1190Primary open-angle glaucoma, unspecified eye, stage unspecifiedBillable
- H40.1191Primary open-angle glaucoma, unspecified eye, mild stageBillable
- H40.1192Primary open-angle glaucoma, unspecified eye, moderate stageBillable
- H40.1193Primary open-angle glaucoma, unspecified eye, severe stageBillable
- H40.1194Primary open-angle glaucoma, unspecified eye, indeterminate stageBillable
Excludes1
Excludes1 means these codes are not reported together.
From H40. A note on a category applies to every code under it.
Related conditions
Related pages
- H40.1190 code detailsNotes, nearby codes, CMS-HCC group
- Category H40.119Every code under it
- Chapter 7Diseases of the eye and adnexa
- 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 Primary open-angle glaucoma?
The CDC title for "Primary open-angle glaucoma" is H40.119 (Primary open-angle glaucoma, unspecified eye), a header that is not billable. When nothing more specific is documented, the billable code is H40.1190, Primary open-angle glaucoma, unspecified eye, stage unspecified.
Is H40.1190 billable?
Yes. H40.1190 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 H40.1190?
The CDC tabular list gives 3 Excludes1 notes (not coded together) for H40.1190 and the categories above it. They are listed on this page.
What chapter is H40.1190 in?
Chapter 7. Diseases of the eye and adnexa.
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.