ICD-10-CM 2027
ICD-10 code for blepharoconjunctivitis
From the official ICD-10-CM alphabetic index entry “Blepharoconjunctivitis”. Page updated September 29, 2026.
About coding blepharoconjunctivitis
The ICD-10-CM code for blepharoconjunctivitis is H10.50 (Unspecified blepharoconjunctivitis). The official index lists 3 more specific codes, so check the documentation for details such as type, cause, site or severity before settling on H10.50.
Within H10.5, choose H10.50 (Unspecified blepharoconjunctivitis) only when documentation doesn't support a more specific option: Ligneous conjunctivitis (H10.51), Angular blepharoconjunctivitis (H10.52) and contact blepharoconjunctivitis (H10.53).
To report this condition, pick the subcode that matches the documentation: H10.501 (right eye), H10.502 (left eye), H10.503 (bilateral) and H10.509 (unspecified eye).
It has been part of ICD-10-CM since the code set took effect on October 1, 2015 and hasn't changed since.
More specific blepharoconjunctivitis codes (official index)
Common questions about blepharoconjunctivitis ICD-10 codes
What is the ICD-10 code for blepharoconjunctivitis?
- H10.50 — Unspecified blepharoconjunctivitis (a header code; report a more specific subcode). More specific codes apply when the documentation supports them: H10.52, H10.53, H10.51.
What is the ICD-10 code for angular blepharoconjunctivitis?
- H10.52 — Angular blepharoconjunctivitis (header code; choose a more specific subcode).
What is the ICD-10 code for contact blepharoconjunctivitis?
- H10.53 — Contact blepharoconjunctivitis (header code; choose a more specific subcode).
What is the ICD-10 code for ligneous blepharoconjunctivitis?
- H10.51 — Ligneous conjunctivitis (header code; choose a more specific subcode).
Is H10.50 billable?
- No. H10.50 is a header code. Report one of its more specific subcodes instead.