H10.52
Non-Billable

Angular blepharoconjunctivitis

Non-Billable / Non-Specific Code

What is Angular blepharoconjunctivitis?

ICD-10-CM H10.52 is the diagnosis code for Angular blepharoconjunctivitis. This code falls under the section "Disorders of conjunctiva" 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 H10.52

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 H10.52 sits in the ICD-10-CM classification helps ensure proper coding:

Current CodeH10.52 — Angular blepharoconjunctivitis
Sub-Codes 4 entries
H10.521Angular blepharoconjunctivitis, right eyeBillableH10.522Angular blepharoconjunctivitis, left eyeBillableH10.523Angular blepharoconjunctivitis, bilateralBillableH10.529Angular blepharoconjunctivitis, unspecified eyeBillable
Related Codes

Frequently Asked Questions

Is H10.52 a billable ICD-10-CM code?

No, H10.52 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.

What does H10.52 mean?

H10.52 is the ICD-10-CM diagnosis code for "Angular blepharoconjunctivitis". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What is the parent code of H10.52?

The parent code of H10.52 is H10.5 ("Blepharoconjunctivitis"). H10.52 provides a more specific classification within this category.

What section is H10.52 in?

H10.52 is located in Section H10-H11 — "Disorders of conjunctiva" within Chapter 7 of the ICD-10-CM Tabular List.

What are the sub-codes of H10.52?

H10.52 has 4 sub-code(s) that provide more specific detail: H10.521, H10.522, H10.523, H10.529.

When should I use H10.52?

Use H10.52 when the patients documented diagnosis matches "Angular blepharoconjunctivitis" 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 Angular blepharoconjunctivitis?

The ICD-10-CM code for Angular blepharoconjunctivitis is H10.52.

Can H10.52 be used for primary diagnosis?

No, H10.52 is non-billable. Use a more specific sub-code for primary diagnosis billing.

What chapter is H10.52 in?

H10.52 is in Chapter 7 of the ICD-10-CM Tabular List.

Is H10.52 valid for 2026?

Yes, H10.52 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousH10.519Ligneous conjunctivitis, unspecified eyeNext →H10.521Angular blepharoconjunctivitis, right eye
Code Details
H10.52
Angular blepharoconjunctivitis
Non-Billable / Non-Specific Code
7 — Diseases of the eye and adnexa (H00-H59)
H10-H11 — Disorders of conjunctiva
2026 ICD-10-CM