ICD-10-CM Alphabetic Index · FY 2027 72 Entries
Glaucoma in the ICD-10-CM Index ICD-10-CM
The main term Glaucoma carries 72 index entries pointing to 34 ICD-10-CM codes. The default entry is H40.9, the code the bare main term maps to; every indented line below refines the term by site, cause, or type. Verify any candidate code in the Tabular List before using it.
✓ Built from the official CMS FY 2027 index fileEffective Oct 1, 2026 – Sep 30, 2027
72
Index Entries
34
Codes Referenced
H40.9
Default Code
G
Letter
72 of 72 shown
ICD-10-CM
Index Entries Under Glaucoma 72 entries · 34 codes
Glaucoma H40.9
with
increased episcleral venous pressure H40.81 Non-billable
pseudoexfoliation of lens see Glaucoma, open angle, primary, capsular
absolute H44.51 Non-billable
angle-closure (primary) H40.20 Non-billable
acute (attack) (crisis) H40.21 Non-billable
chronic H40.22 Non-billable
intermittent H40.23 Non-billable
residual stage H40.24 Non-billable
secondary, neovascular H40.84 Non-billable
borderline H40.00 Non-billable
capsular (with pseudoexfoliation of lens) see Glaucoma, open angle, primary, capsular
childhood Q15.0
closed angle see Glaucoma, angle-closure
congenital Q15.0
corticosteroid-induced see Glaucoma, secondary, drugs
hypersecretion H40.82 Non-billable
in (due to)
concussion of globe see Glaucoma, secondary, trauma
dislocation of lens see Glaucoma, secondary
disorder of lens NEC see Glaucoma, secondary
drugs see Glaucoma, secondary, drugs
eye
inflammation see Glaucoma, secondary, inflammation
trauma see Glaucoma, secondary, trauma
hypermature cataract see Glaucoma, secondary
iridocyclitis see Glaucoma, secondary, inflammation
lens disorder see Glaucoma, secondary,
ocular disorders NEC see Glaucoma, secondary
onchocerciasis B73.02
pupillary block see Glaucoma, secondary
retinal vein occlusion see Glaucoma, secondary
rubeosis of iris see Glaucoma, secondary
tumor of globe see Glaucoma, secondary
infantile Q15.0
low tension see Glaucoma, open angle, primary, low-tension
malignant H40.83 Non-billable
narrow angle see Glaucoma, angle-closure
neovascular secondary angle closure H40.84 Non-billable
newborn Q15.0
noncongestive (chronic) see Glaucoma, open angle
nonobstructive see Glaucoma, open angle
obstructive see also Glaucoma, angle-closure
due to lens changes see Glaucoma, secondary
open angle H40.10 Non-billable
primary H40.11 Non-billable
capsular (with pseudoexfoliation of lens) H40.14 Non-billable
low-tension H40.12 Non-billable
pigmentary H40.13 Non-billable
residual stage H40.15 Non-billable
phacolytic see Glaucoma, secondary
pigmentary see Glaucoma, open angle, primary, pigmentary
postinfectious see Glaucoma, secondary, inflammation
secondary (to) H40.5 Non-billable
drugs H40.6 Non-billable
inflammation H40.4 Non-billable
trauma H40.3 Non-billable
simple (chronic) H40.11 Non-billable
simplex H40.11 Non-billable
specified type NEC H40.89
suspect H40.00 Non-billable
syphilitic A52.71
traumatic see also Glaucoma, secondary, trauma
newborn (birth injury) P15.3
tuberculous A18.59
The info icon previews the code's description and billable status; the code link opens its full page with all notations.
Related Index Terms
Source: Centers for Medicare & Medicaid Services, FY 2027 ICD-10-CM Index to Diseases and Injuries release files, effective October 1, 2026 through September 30, 2027.
