Billable / Specific Code
ICD-10-CM H40.229 is the diagnosis code for Chronic angle-closure glaucoma, unspecified eye. This code falls under the section "Glaucoma" within Chapter 7 — Diseases of the eye and adnexa (H00-H59). It is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.
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.
Understanding where H40.229 sits in the ICD-10-CM classification helps ensure proper coding:
Yes, H40.229 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
H40.229 is the ICD-10-CM diagnosis code for "Chronic angle-closure glaucoma, unspecified eye". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
The parent code of H40.229 is H40.22 ("Chronic angle-closure glaucoma"). H40.229 provides a more specific classification within this category.
H40.229 is located in Section H40-H42 — "Glaucoma" within Chapter 7 of the ICD-10-CM Tabular List.
Use H40.229 when the patients documented diagnosis matches "Chronic angle-closure glaucoma, unspecified eye" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.
The ICD-10-CM code for Chronic angle-closure glaucoma, unspecified eye is H40.229.
Yes, H40.229 can be used as a primary diagnosis code since it is billable and specific.
H40.229 is in Chapter 7 of the ICD-10-CM Tabular List.
Yes, H40.229 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.