ICD-10-CM D75.838 is the diagnosis code for Other thrombocytosis. 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 D75.838 sits in the ICD-10-CM classification helps ensure proper coding:
Yes, D75.838 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
D75.838 is the ICD-10-CM diagnosis code for "Other thrombocytosis". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
The parent code of D75.838 is D75.83 ("Thrombocytosis"). D75.838 provides a more specific classification within this category.
D75.838 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 D75.838 when the patients documented diagnosis matches "Other thrombocytosis" 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 Other thrombocytosis is D75.838.
Yes, D75.838 can be used as a primary diagnosis code since it is billable and specific.
D75.838 is in Chapter 3 of the ICD-10-CM Tabular List.
Yes, D75.838 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.