Non-Billable / Non-Specific Code
ICD-10-CM D55 is the diagnosis code for Anemia due to enzyme disorders. This code falls under the section "Hemolytic anemias" within Chapter 3 — Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism (D50-D89). 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.
The following conditions should never be coded at the same time as D55. They are mutually exclusive:
Understanding where D55 sits in the ICD-10-CM classification helps ensure proper coding:
No, D55 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.
D55 is the ICD-10-CM diagnosis code for "Anemia due to enzyme disorders". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
D55 is located in Section D55-D59 — "Hemolytic anemias" within Chapter 3 of the ICD-10-CM Tabular List.
D55 has 6 sub-code(s) that provide more specific detail: D55.0, D55.1, D55.2, D55.3, D55.8 and more.
Use D55 when the patients documented diagnosis matches "Anemia due to enzyme disorders" 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 Anemia due to enzyme disorders is D55.
No, D55 is non-billable. Use a more specific sub-code for primary diagnosis billing.
D55 is in Chapter 3 of the ICD-10-CM Tabular List.
Type 1 Excludes for D55 include: drug-induced enzyme deficiency anemia (D59.2).
Yes, D55 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.