Billable / Specific Code
ICD-10-CM D72.819 is the diagnosis code for Decreased white blood cell count, unspecified. This code falls under the section "Other disorders of blood and blood-forming organs" within Chapter 3 — Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism (D50-D89). 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.
Understanding where D72.819 sits in the ICD-10-CM classification helps ensure proper coding:
Yes, D72.819 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
D72.819 is the ICD-10-CM diagnosis code for "Decreased white blood cell count, unspecified". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
The parent code of D72.819 is D72.81 ("Decreased white blood cell count"). D72.819 provides a more specific classification within this category.
D72.819 is located in Section D70-D77 — "Other disorders of blood and blood-forming organs" within Chapter 3 of the ICD-10-CM Tabular List.
Use D72.819 when the patients documented diagnosis matches "Decreased white blood cell count, unspecified" 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 Decreased white blood cell count, unspecified is D72.819.
Yes, D72.819 can be used as a primary diagnosis code since it is billable and specific.
D72.819 is in Chapter 3 of the ICD-10-CM Tabular List.
Yes, D72.819 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.