H40.40X4

H40.40X4: Glaucoma secondary to eye inflammation, unspecified eye, indeterminate stage

Billable / specific codeICD-10-CMunspecified

H40.40X4 is a billable, specific ICD-10-CM code for glaucoma secondary to eye inflammation, unspecified eye, indeterminate stage. It is valid for submission on a claim.

Check H40.40X4 with the rest of the claim: free scrubber

7th character "4": indeterminate stage

One of the following 7th characters is to be assigned to each code in subcategory H40.4 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 H40.40X4

A category’s note binds every code beneath it.

Written on H40: Glaucoma

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

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Medicare coverage

H40.40X4 is named in 2 Medicare coverage policies: 2 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

A57071Billing and Coding: Ophthalmology: Posterior Segment Imaging (Extended Ophthalmoscopy and Fundus Photography)
A57637Billing and Coding: Visual Field Examination

Code history

Unchanged in every release from FY2024 to FY2027.