H20.00
H20.00 — Unspecified acute and subacute iridocyclitis
Billable / specific codeICD-10-CM
H20.00 is a billable, specific ICD-10-CM code for unspecified acute and subacute iridocyclitis. It is valid for submission on a claim.
Risk adjustment
H20.00 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
H20.00 is named in 6 Medicare coverage policies — 6 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.
- A52423Billing and Coding: Infliximab and biosimilars
- A56726Billing and Coding: Ophthalmology: Posterior Segment Imaging (Extended Ophthalmoscopy and Fundus Photography)
- A57068Billing and Coding: Ocular Photography - External
- A57071Billing and Coding: Ophthalmology: Posterior Segment Imaging (Extended Ophthalmoscopy and Fundus Photography)
Related codes at this level
Codes that share H20.0. If H20.00 is not quite right, the correct code is usually one of these.
Questions about H20.00
- Is H20.00 a billable ICD-10-CM code?
- Yes. H20.00 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does H20.00 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).