H21.1X3
H21.1X3 — Other vascular disorders of iris and ciliary body, bilateral
Billable / specific codeICD-10-CMbilateral
H21.1X3 is a billable, specific ICD-10-CM code for other vascular disorders of iris and ciliary body, bilateral. It is valid for submission on a claim.
Risk adjustment
H21.1X3 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.
Medicare coverage
H21.1X3 is named in 10 Medicare coverage policies — 10 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.
- A52370Billing and Coding: Bevacizumab and biosimilars
- A53008Billing and Coding: Intraocular Bevacizumab
- A53060Billing and Coding: Ophthalmology: Extended Ophthalmoscopy and Fundus Photography
- A56550Billing and Coding: Panretinal (Scatter) Laser Photocoagulation
Related codes at this level
Codes that share H21.1X. If H21.1X3 is not quite right, the correct code is usually one of these.
Questions about H21.1X3
- Is H21.1X3 a billable ICD-10-CM code?
- Yes. H21.1X3 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does H21.1X3 sit in the tabular list?
- Diseases of the eye and adnexa (H00-H59), in the block Disorders of sclera, cornea, iris and ciliary body (H15-H22).