H10.2 – Other acute conjunctivitis
ICD-10-CM 2027 diagnosis code · Disorders of conjunctiva
ICD-10-CM code
H10.2
- Code
H10.2(claims format:H102)- Description
- Other acute conjunctivitis
- Billable
- No – use a more specific code below
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 7. Diseases of the eye and adnexa (H00-H59)
- Block
- H10-H11 Disorders of conjunctiva
- Parent codes
- H10
Billable codes under H10.2
H10.2 is a header code and cannot be used on claims. Choose the most specific code:
- H10.21 – Acute toxic conjunctivitisHeader (more codes below)
- H10.22 – Pseudomembranous conjunctivitisHeader (more codes below)
- H10.23 – Serous conjunctivitis, except viralHeader (more codes below)
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
H10 – Conjunctivitis
Excludes1 (not coded here):
- keratoconjunctivitis (H16.2-)
Related codes in H10
Frequently asked questions
What is ICD-10 code H10.2?
H10.2 is the ICD-10-CM code for other acute conjunctivitis, in the block H10-H11 (Disorders of conjunctiva).
Is H10.2 a billable code?
No. H10.2 is a header code with more specific child codes; report one of the billable codes listed above.
What category does H10.2 belong to?
It belongs to category H10 – Conjunctivitis.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.