H11Header code — not billable
Other disorders of conjunctiva
- Chapter
- 7. Diseases of the eye and adnexa
- Category
- H11
- Effective date
- October 1, 2026
Related codes in category H11
H11.0Pterygium of eyeH11.00Unspecified pterygium of eyeH11.001Unspecified pterygium of right eyeYesH11.002Unspecified pterygium of left eyeYesH11.003Unspecified pterygium of eye, bilateralYesH11.009Unspecified pterygium of unspecified eyeYesH11.01Amyloid pterygiumH11.011Amyloid pterygium of right eyeYesH11.012Amyloid pterygium of left eyeYesH11.013Amyloid pterygium of eye, bilateralYesH11.019Amyloid pterygium of unspecified eyeYesH11.02Central pterygium of eye
Frequently asked questions
What is ICD-10 code H11?
H11 is an ICD-10-CM diagnosis code for Other disorders of conjunctiva.
Is H11 a billable code?
No. H11 is a category/header code, not billable on its own — use one of its more specific child codes instead.
What ICD-10-CM chapter is H11 in?
H11 falls under Chapter 7: Diseases of the eye and adnexa.
When did H11 become effective?
H11 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to H11?
H11 belongs to category H11, which includes 12 other codes — see the related codes list on this page.
ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.