ICD-10-CM
H40.52X4: Glaucoma secondary to other eye disorders, left eye, indeterminate stage
A billable ICD-10-CM diagnosis code.
Source: CDC ICD-10-CM FY2027 order file dated June 16, 2026. Publisher page
- Kind
- Billable code
- Category
- H40
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Nearby codes
A header groups codes and is not billed. A billable code is one you can report.
- H40.52X0Glaucoma secondary to other eye disorders, left eye, stage unspecifiedBillable
- H40.52X1Glaucoma secondary to other eye disorders, left eye, mild stageBillable
- H40.52X2Glaucoma secondary to other eye disorders, left eye, moderate stageBillable
- H40.52X3Glaucoma secondary to other eye disorders, left eye, severe stageBillable
It's the public CDC file. Check the current ICD-10-CM guidelines before you code.
Code also
The CDC tabular list says a second code may be needed with this one. The note does not set which is listed first.
From H40.5. A note on a category applies to every code under it.
Code also underlying eye disorder
Excludes1
Excludes1 means these codes are not reported together.
From H40. A note on a category applies to every code under it.