H31.121Billable
Diffuse secondary atrophy of choroid, right eye
- Chapter
- 7. Diseases of the eye and adnexa
- Category
- H31
- Effective date
- October 1, 2026
Related codes in category H31
H31Other disorders of choroidH31.0Chorioretinal scarsH31.00Unspecified chorioretinal scarsH31.001Unspecified chorioretinal scars, right eyeYesH31.002Unspecified chorioretinal scars, left eyeYesH31.003Unspecified chorioretinal scars, bilateralYesH31.009Unspecified chorioretinal scars, unspecified eyeYesH31.01Macula scars of posterior pole (post-traumatic)H31.011Macula scars of posterior pole (post-traumatic), right eyeYesH31.012Macula scars of posterior pole (post-traumatic), left eyeYesH31.013Macula scars of posterior pole (post-traumatic), bilateralYesH31.019Macula scars of posterior pole (post-traumatic), unsp eyeYes
Frequently asked questions
What is ICD-10 code H31.121?
H31.121 is an ICD-10-CM diagnosis code for Diffuse secondary atrophy of choroid, right eye.
Is H31.121 a billable code?
Yes. H31.121 is billable and specific enough to be used on a claim.
What ICD-10-CM chapter is H31.121 in?
H31.121 falls under Chapter 7: Diseases of the eye and adnexa.
When did H31.121 become effective?
H31.121 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to H31.121?
H31.121 belongs to category H31, 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.