ICD-10-CM D73.1 is the diagnosis code for Hypersplenism. 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.
The following conditions should never be coded at the same time as D73.1. They are mutually exclusive:
Understanding where D73.1 sits in the ICD-10-CM classification helps ensure proper coding:
Yes, D73.1 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
D73.1 is the ICD-10-CM diagnosis code for "Hypersplenism". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
The parent code of D73.1 is D73 ("Diseases of spleen"). D73.1 provides a more specific classification within this category.
D73.1 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 D73.1 when the patients documented diagnosis matches "Hypersplenism" 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 Hypersplenism is D73.1.
Yes, D73.1 can be used as a primary diagnosis code since it is billable and specific.
D73.1 is in Chapter 3 of the ICD-10-CM Tabular List.
Type 1 Excludes for D73.1 include: neutropenic splenomegaly (D73.81); primary splenic neutropenia (D73.81); splenitis, splenomegaly in late syphilis (A52.79) and more.
Yes, D73.1 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.