H16.12 – Filamentary keratitis
ICD-10-CM 2027 diagnosis code · Disorders of sclera, cornea, iris and ciliary body
ICD-10-CM code
H16.12
- Code
H16.12(claims format:H1612)- Description
- Filamentary keratitis
- 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 › H16.1
Billable codes under H16.12
H16.12 is a header code and cannot be used on claims. Choose the most specific code:
Index terms for H16.12
Entries in the ICD-10-CM alphabetic index that lead to this code:
Related codes in H16.1
Frequently asked questions
What is ICD-10 code H16.12?
H16.12 is the ICD-10-CM code for filamentary keratitis, in the block H15-H22 (Disorders of sclera, cornea, iris and ciliary body).
Is H16.12 a billable code?
No. H16.12 is a header code with more specific child codes; report one of the billable codes listed above.
What category does H16.12 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.