H34.821Billable
Venous engorgement, right eye
- Chapter
- 7. Diseases of the eye and adnexa
- Category
- H34
- Effective date
- October 1, 2026
Related codes in category H34
H34Retinal vascular occlusionsH34.0Transient retinal artery occlusionH34.00Transient retinal artery occlusion, unspecified eyeYesH34.01Transient retinal artery occlusion, right eyeYesH34.02Transient retinal artery occlusion, left eyeYesH34.03Transient retinal artery occlusion, bilateralYesH34.1Central retinal artery occlusionH34.10Central retinal artery occlusion, unspecified eyeYesH34.11Central retinal artery occlusion, right eyeYesH34.12Central retinal artery occlusion, left eyeYesH34.13Central retinal artery occlusion, bilateralYesH34.2Other retinal artery occlusions
Frequently asked questions
What is ICD-10 code H34.821?
H34.821 is an ICD-10-CM diagnosis code for Venous engorgement, right eye.
Is H34.821 a billable code?
Yes. H34.821 is billable and specific enough to be used on a claim.
What ICD-10-CM chapter is H34.821 in?
H34.821 falls under Chapter 7: Diseases of the eye and adnexa.
When did H34.821 become effective?
H34.821 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to H34.821?
H34.821 belongs to category H34, which includes 12 other codes — see the related codes list on this page.
ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.