H40.6
Glaucoma secondary to drugs
Non-billableCategory
Code Hierarchy
H40H40.6
Chapter: 7. Diseases of the eye and adnexa
Section: H40-H42 - Glaucoma
7th Character Required
One of the following 7th characters is to be assigned to each code in subcategory H40.6 to designate the stage of glaucoma
0 - stage unspecified
1 - mild stage
2 - moderate stage
3 - severe stage
4 - indeterminate stage
Coding Guidelines
Use Additional Code
- code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)
Specific Codes (4)
Related Codes
H40.0Category
Glaucoma suspect
H40.1Category
Open-angle glaucoma
H40.2Category
Primary angle-closure glaucoma
H40.3Category
Glaucoma secondary to eye trauma
H40.4Category
Glaucoma secondary to eye inflammation
H40.5Category
Glaucoma secondary to other eye disorders
H40.8Category
Other glaucoma
H40.9Billable
Unspecified glaucoma
