Non-Billable / Non-Specific Code
ICD-10-CM H54.42A is the diagnosis code for Blindness, left eye, category 3-5. This code falls under the section "Visual disturbances and blindness" 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.
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 H54.42A sits in the ICD-10-CM classification helps ensure proper coding:
No, H54.42A is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.
H54.42A is the ICD-10-CM diagnosis code for "Blindness, left eye, category 3-5". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
The parent code of H54.42A is H54.42 ("Blindness, left eye, normal vision right eye"). H54.42A provides a more specific classification within this category.
H54.42A is located in Section H53-H54 — "Visual disturbances and blindness" within Chapter 7 of the ICD-10-CM Tabular List.
H54.42A has 3 sub-code(s) that provide more specific detail: H54.42A3, H54.42A4, H54.42A5.
Use H54.42A when the patients documented diagnosis matches "Blindness, left eye, category 3-5" 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 Blindness, left eye, category 3-5 is H54.42A.
No, H54.42A is non-billable. Use a more specific sub-code for primary diagnosis billing.
H54.42A is in Chapter 7 of the ICD-10-CM Tabular List.
Yes, H54.42A is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.