Is H10.42 a billable code?
No. H10.42 is a header code that groups 4 more specific codes. Use one of the billable codes listed on this page instead.
ICD-10-CM FY2027 diagnosis code
H10.42: Simple chronic conjunctivitis
Header code: not billableValid for dates of service October 1, 2026 to September 30, 2027
H10.42 groups related diagnoses under simple chronic conjunctivitis. It cannot be used on a claim by itself. Choose the billable code below that matches the patient's record.
Billable codes under H10.42
H10.42 questions
What does H10.42 mean?
H10.42 is the ICD-10-CM code for Simple chronic conjunctivitis. 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.