ICD-10-CM › H00-H59 › H40-H42 › H40.11 Primary open-angle glaucoma › H40.119

This code exists but cannot be submitted on its own. It groups the more specific codes beneath it.

A category header for its whole life, FY2017 onwards. It has never been valid for submission on its own.

Submit one of these 5 more specific codes instead:

• H40.1190 Primary open-angle glaucoma, unspecified eye, stage unspecified
• H40.1191 Primary open-angle glaucoma, unspecified eye, mild stage
• H40.1192 Primary open-angle glaucoma, unspecified eye, moderate stage
• H40.1193 Primary open-angle glaucoma, unspecified eye, severe stage
• H40.1194 Primary open-angle glaucoma, unspecified eye, indeterminate stage

What has happened to this code

Official coding rules

Published by CDC for FY2027. A rule attached to a category binds every code beneath it, so the rules inherited from this code's ancestors are shown with the code they come from.

Inherited from H40 Glaucoma

Excludes1 - never coded here

• absolute glaucoma (H44.51-)
• congenital glaucoma (Q15.0)
• traumatic glaucoma due to birth injury (P15.3)

How CDC's index refers to this code

Wording from the official alphabetic index. Much of it appears nowhere in the code description, which is why a search for the everyday phrase so often finds nothing.

• Glaucoma > noncongestive
• Glaucoma > nonobstructive
• Open, opening > angle with > glaucoma
• Glaucoma > simple
• Glaucoma > simplex
• Glaucoma > open angle > primary

Codes in the same group

Code	Description	Status
H40.111	Primary open-angle glaucoma, right eye	Not billable
H40.112	Primary open-angle glaucoma, left eye	Not billable
H40.113	Primary open-angle glaucoma, bilateral	Not billable
H40.11X0	Primary open-angle glaucoma, stage unspecified	Retired
H40.11X1	Primary open-angle glaucoma, mild stage	Retired
H40.11X2	Primary open-angle glaucoma, moderate stage	Retired
H40.11X3	Primary open-angle glaucoma, severe stage	Retired
H40.11X4	Primary open-angle glaucoma, indeterminate stage	Retired