H10.52 is a "category code," which means it's non-billable. Billable codes require more specificity. Use the list below to navigate to codes that are more specific:
10
H10.521
Angular blepharoconjunctivitis, right eye
Billable
10
H10.522
Angular blepharoconjunctivitis, left eye
Billable
10
H10.523
Angular blepharoconjunctivitis, bilateral
Billable
10
H10.529
Angular blepharoconjunctivitis, unspecified eye
Billable