MCMCB Pro
H10.419

H10.419Chronic giant papillary conjunctivitis, unspecified eye

Billable / specific codeICD-10-CMunspecified

H10.419 is a billable, specific ICD-10-CM code for chronic giant papillary conjunctivitis, unspecified eye. It is valid for submission on a claim.

Risk adjustment

H10.419 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

H10.419 is named in 1 Medicare coverage policy 1 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.

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Related codes at this level

Codes that share H10.41. If H10.419 is not quite right, the correct code is usually one of these.

Questions about H10.419

Is H10.419 a billable ICD-10-CM code?
Yes. H10.419 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does H10.419 sit in the tabular list?
Diseases of the eye and adnexa (H00-H59), in the block Disorders of conjunctiva (H10-H11).
ICD-10-CMFY2026-Apr· effective April 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release — see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.