D73.1

Hypersplenism

Billable code

This code does not map to a risk-adjusting HCC in the loaded models.

Coding notes

Excludes 1 never coded together · Excludes 2 may co-exist

This code · D73.1

Excludes 1

neutropenic splenomegaly (D73.81) primary splenic neutropenia (D73.81) splenitis, splenomegaly in late syphilis (A52.79) splenitis, splenomegaly in tuberculosis (A18.85) splenomegaly NOS (R16.1) splenomegaly congenital (Q89.0)

Inherited from chapter 3Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism

Excludes 2

autoimmune disease (systemic) NOS (M35.9) certain conditions originating in the perinatal period (P00-P96) complications of pregnancy, childbirth and the puerperium (O00-O9A) congenital malformations, deformations and chromosomal abnormalities (Q00-Q99) endocrine, nutritional and metabolic diseases (E00-E88) human immunodeficiency virus [HIV] disease (B20) injury, poisoning and certain other consequences of external causes (S00-T88) neoplasms (C00-D49) symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)

Official Guidelines for D73.1

FY 2026 ›

I.C.3Chapter-specific guidanceChapter 3: Disease of the blood and blood-forming organs and certain disorders involving the immune mechanism (D50-D89)

Find D73.1 in the alphabetic index

12 index paths lead to this code