Is H40.12 a billable code?
No. H40.12 is a header code that groups 20 more specific codes. Use one of the billable codes listed on this page instead.
ICD-10-CM FY2027 diagnosis code
H40.12: Low-tension glaucoma
Header code: not billableValid for dates of service October 1, 2026 to September 30, 2027
H40.12 groups related diagnoses under low-tension glaucoma. It cannot be used on a claim by itself. Choose the billable code below that matches the patient's record.
Billable codes under H40.12
- H40.1210Low-tension glaucoma, right eye, stage unspecified
- H40.1211Low-tension glaucoma, right eye, mild stage
- H40.1212Low-tension glaucoma, right eye, moderate stage
- H40.1213Low-tension glaucoma, right eye, severe stage
- H40.1214Low-tension glaucoma, right eye, indeterminate stage
- H40.1220Low-tension glaucoma, left eye, stage unspecified
- H40.1221Low-tension glaucoma, left eye, mild stage
- H40.1222Low-tension glaucoma, left eye, moderate stage
- H40.1223Low-tension glaucoma, left eye, severe stage
- H40.1224Low-tension glaucoma, left eye, indeterminate stage
- H40.1230Low-tension glaucoma, bilateral, stage unspecified
- H40.1231Low-tension glaucoma, bilateral, mild stage
- H40.1232Low-tension glaucoma, bilateral, moderate stage
- H40.1233Low-tension glaucoma, bilateral, severe stage
- H40.1234Low-tension glaucoma, bilateral, indeterminate stage
- H40.1290Low-tension glaucoma, unspecified eye, stage unspecified
- H40.1291Low-tension glaucoma, unspecified eye, mild stage
- H40.1292Low-tension glaucoma, unspecified eye, moderate stage
- H40.1293Low-tension glaucoma, unspecified eye, severe stage
- H40.1294Low-tension glaucoma, unspecified eye, indeterminate stage
H40.12 questions
What does H40.12 mean?
H40.12 is the ICD-10-CM code for Low-tension glaucoma. It is in chapter 7, Diseases of the eye and adnexa (H00-H59).
Code titles come from the official ICD-10-CM files published by the CDC National Center for Health Statistics. Always check payer rules and the clinical record before billing.