H16.2 – Keratoconjunctivitis
ICD-10-CM 2027 diagnosis code · Disorders of sclera, cornea, iris and ciliary body
ICD-10-CM code
H16.2
- Code
H16.2(claims format:H162)- Description
- Keratoconjunctivitis
- 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
- H15-H22 Disorders of sclera, cornea, iris and ciliary body
- Parent codes
- H16
Billable codes under H16.2
H16.2 is a header code and cannot be used on claims. Choose the most specific code:
- H16.20 – Unspecified keratoconjunctivitisHeader (more codes below)
- H16.21 – Exposure keratoconjunctivitisHeader (more codes below)
- H16.22 – Keratoconjunctivitis sicca, not specified as Sjogren'sHeader (more codes below)
- H16.23 – Neurotrophic keratoconjunctivitisHeader (more codes below)
- H16.24 – Ophthalmia nodosaHeader (more codes below)
- H16.25 – Phlyctenular keratoconjunctivitisHeader (more codes below)
- H16.26 – Vernal keratoconjunctivitis, with limbar and corneal involvementHeader (more codes below)
- H16.29 – Other keratoconjunctivitisHeader (more codes below)
Related codes in H16
Frequently asked questions
What is ICD-10 code H16.2?
H16.2 is the ICD-10-CM code for keratoconjunctivitis, in the block H15-H22 (Disorders of sclera, cornea, iris and ciliary body).
Is H16.2 a billable code?
No. H16.2 is a header code with more specific child codes; report one of the billable codes listed above.
What category does H16.2 belong to?
It belongs to category H16 – Keratitis.
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.