H40.20X3
H40.20X3: Unspecified primary angle-closure glaucoma, severe stage
Billable / specific codeICD-10-CM
H40.20X3 is a billable, specific ICD-10-CM code for unspecified primary angle-closure glaucoma, severe stage. It is valid for submission on a claim.
Check H40.20X3 with the rest of the claim: free scrubber7th character "3": severe stage
One of the following 7th characters is to be assigned to code H40.20 to designate the stage of glaucoma
- 0
- stage unspecified
- 1
- mild stage
- 2
- moderate stage
- 3
- severe stage
- 4
- indeterminate stage
Excludes1 inherited from the categories above H40.20X3
A category’s note binds every code beneath it.
Written on H40.2: Primary angle-closure glaucoma
Risk adjustment
No CMS-HCC V28 category: this code does not change a RAF score.
Medicare coverage
H40.20X3 is named in 12 Medicare coverage policies: 12 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.
- A53060Billing and Coding: Ophthalmology: Extended Ophthalmoscopy and Fundus Photography
- A56457Billing and Coding: Corneal Pachymetry
- A56537Billing and Coding: Scanning Computerized Ophthalmic Diagnostic Imaging (SCODI)
- A56551Billing and Coding: Visual Fields Testing
Code history
Unchanged in every release from FY2024 to FY2027.