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ICD-10-CM 2027

ICD-10 code for Ligneous blepharoconjunctivitis

H10.51

Ligneous conjunctivitis

Header — needs a more specific code

From the official ICD-10-CM alphabetic index entry “Blepharoconjunctivitis › ligneous”. Page updated September 29, 2026.

About coding Ligneous blepharoconjunctivitis

The ICD-10-CM code for Ligneous blepharoconjunctivitis is H10.51 (Ligneous conjunctivitis).

Within H10.5 (blepharoconjunctivitis), H10.51 is specifically for Ligneous conjunctivitis. Related codes cover unspecified blepharoconjunctivitis (H10.50), Angular blepharoconjunctivitis (H10.52) and contact blepharoconjunctivitis (H10.53).

To report this condition, pick the subcode that matches the documentation: H10.511 (right eye), H10.512 (left eye), H10.513 (bilateral) and H10.519 (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.

Common questions about Ligneous blepharoconjunctivitis ICD-10 codes

What is the ICD-10 code for Ligneous blepharoconjunctivitis?

H10.51 — Ligneous conjunctivitis (a header code; report a more specific subcode).

Is H10.51 billable?

No. H10.51 is a header code. Report one of its more specific subcodes instead.