H31.12
Non-Billable

Diffuse secondary atrophy of choroid

Non-Billable / Non-Specific Code

What is Diffuse secondary atrophy of choroid?

ICD-10-CM H31.12 is the diagnosis code for Diffuse secondary atrophy of choroid. This code falls under the section "Disorders of choroid and retina" within Chapter 7 — Diseases of the eye and adnexa (H00-H59). It is a non-billable/non-specific ICD-10-CM code that should not be used for reimbursement. A more specific sub-code is required for billing. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.

Coding Guidelines for H31.12

Always refer to the official ICD-10-CM Tabular List for complete coding guidelines. Ensure documentation supports the specificity of the code selected. When in doubt, consult a certified medical coder or the latest CMS guidelines.

ICD-10-CM Code Hierarchy

Understanding where H31.12 sits in the ICD-10-CM classification helps ensure proper coding:

Current CodeH31.12 — Diffuse secondary atrophy of choroid
Sub-Codes 4 entries
H31.121Diffuse secondary atrophy of choroid, right eyeBillableH31.122Diffuse secondary atrophy of choroid, left eyeBillableH31.123Diffuse secondary atrophy of choroid, bilateralBillableH31.129Diffuse secondary atrophy of choroid, unspecified eyeBillable
Related Codes

Frequently Asked Questions

Is H31.12 a billable ICD-10-CM code?

No, H31.12 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.

What does H31.12 mean?

H31.12 is the ICD-10-CM diagnosis code for "Diffuse secondary atrophy of choroid". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What is the parent code of H31.12?

The parent code of H31.12 is H31.1 ("Choroidal degeneration"). H31.12 provides a more specific classification within this category.

What section is H31.12 in?

H31.12 is located in Section H30-H36 — "Disorders of choroid and retina" within Chapter 7 of the ICD-10-CM Tabular List.

What are the sub-codes of H31.12?

H31.12 has 4 sub-code(s) that provide more specific detail: H31.121, H31.122, H31.123, H31.129.

When should I use H31.12?

Use H31.12 when the patients documented diagnosis matches "Diffuse secondary atrophy of choroid" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.

People Also Ask

What is the ICD-10 code for Diffuse secondary atrophy of choroid?

The ICD-10-CM code for Diffuse secondary atrophy of choroid is H31.12.

Can H31.12 be used for primary diagnosis?

No, H31.12 is non-billable. Use a more specific sub-code for primary diagnosis billing.

What chapter is H31.12 in?

H31.12 is in Chapter 7 of the ICD-10-CM Tabular List.

Is H31.12 valid for 2026?

Yes, H31.12 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousH31.119Age-related choroidal atrophy, unspecified eyeNext →H31.121Diffuse secondary atrophy of choroid, right eye
Code Details
H31.12
Diffuse secondary atrophy of choroid
Non-Billable / Non-Specific Code
7 — Diseases of the eye and adnexa (H00-H59)
H30-H36 — Disorders of choroid and retina
2026 ICD-10-CM