H42 is a billable/specific diagnosis code from the 2025 ICD-10-CM used to classify the following condition: Glaucoma in diseases classified elsewhere.
Code first
Type 1 excludes
Versions
2025
Code changed
Code first
underlying condition, such as:amyloidosis (E85.-)aniridia (Q13.1)glaucoma (in) diabetes mellitus (E08.39, E09.39, E10.39, E11.39, E13.39)Lowe's syndrome (E72.03)Reiger's anomaly (Q13.81)specified metabolic disorder (E70-E88)
- underlying condition, such as:
- amyloidosis (E85.-)
- aniridia (Q13.1)
- glaucoma (in) diabetes mellitus (E08.39, E09.39, E10.39, E11.39, E13.39)
- Lowe's syndrome (E72.03)
- Rieger anomaly (Q13.81)
- specified metabolic disorder (E70-E88)
2024
No changes
2023
No changes
2022
No changes
2021
No changes
2020
No changes
2019
No changes
2018
Code changed
Code first
underlying condition, such as:amyloidosis (E85.-)aniridia (Q13.1)Lowe's syndrome (E72.03)Reiger's anomaly (Q13.81)specified metabolic disorder (E70-E88)
- underlying condition, such as:
- amyloidosis (E85.-)
- aniridia (Q13.1)
- glaucoma (in) diabetes mellitus (E08.39, E09.39, E10.39, E11.39, E13.39)
- Lowe's syndrome (E72.03)
- Reiger's anomaly (Q13.81)
- specified metabolic disorder (E70-E88)
Type 2 excludes
glaucoma (in) diabetes mellitus (E08.39, E09.39, E10.39, E11.39, E13.39)
2017
Code changed
Type 1 excludes
glaucoma (in):diabetes mellitus (E08.39, E09.39, E10.39, E11.39, E13.39)onchocerciasis (B73.02)syphilis (A52.71)tuberculous (A18.59)
- glaucoma (in) onchocerciasis (B73.02)
- glaucoma (in) syphilis (A52.71)
- glaucoma (in) tuberculous (A18.59)
Type 2 excludes
- glaucoma (in) diabetes mellitus (E08.39, E09.39, E10.39, E11.39, E13.39)
2016
New code