H54.42AHeader code — not billable
Blindness, left eye, category 3-5
- Chapter
- 7. Diseases of the eye and adnexa
- Category
- H54
- Effective date
- October 1, 2026
Related codes in category H54
H54Blindness and low visionH54.0Blindness, both eyesH54.0XBlindness, both eyes, different category levelsH54.0X3Blindness right eye, category 3H54.0X33Blindness r eye category 3, blindness left eye category 3YesH54.0X34Blindness r eye category 3, blindness left eye category 4YesH54.0X35Blindness r eye category 3, blindness left eye category 5YesH54.0X4Blindness right eye, category 4H54.0X43Blindness r eye category 4, blindness left eye category 3YesH54.0X44Blindness r eye category 4, blindness left eye category 4YesH54.0X45Blindness r eye category 4, blindness left eye category 5YesH54.0X5Blindness right eye, category 5
Frequently asked questions
What is ICD-10 code H54.42A?
H54.42A is an ICD-10-CM diagnosis code for Blindness, left eye, category 3-5.
Is H54.42A a billable code?
No. H54.42A is a category/header code, not billable on its own — use one of its more specific child codes instead.
What ICD-10-CM chapter is H54.42A in?
H54.42A falls under Chapter 7: Diseases of the eye and adnexa.
When did H54.42A become effective?
H54.42A has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to H54.42A?
H54.42A belongs to category H54, 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.