ICD-10-CM Alphabetic Index · FY 2026 13 Entries

Splenomegaly in the ICD-10-CM Index ICD-10-CM

The main term Splenomegaly, splenomegalia (Bengal) (cryptogenic) (idiopathic) (tropical) carries 13 index entries pointing to 10 ICD-10-CM codes. The default entry is R16.1, the code the bare main term maps to; every indented line below refines the term by site, cause, or type. Verify any candidate code in the Tabular List before using it.

✓ Built from the official CMS FY 2026 index fileEffective Oct 1, 2025 – Sep 30, 2026

Index Entries

Codes Referenced

R16.1

Default Code

Letter

13 of 13 shown

ICD-10-CM

Index Entries Under Splenomegaly 13 entries · 10 codes

Splenomegaly, splenomegalia (Bengal) (cryptogenic) (idiopathic) (tropical) R16.1

with hepatomegaly R16.2

cirrhotic D73.2

congenital Q89.09

congestive, chronic D73.2

Egyptian B65.1

Gaucher's E75.22

malarial B54 see also Malaria

neutropenic D73.81

Niemann-Pick see Niemann-Pick disease or syndrome

siderotic D73.2

syphilitic A52.79

congenital (early) A50.08

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Related Index Terms

Niemann-Pick disease or syndrome All index terms starting with S Index to Diseases and Injuries ICD-10-CM Code Lookup

Source: Centers for Medicare & Medicaid Services, FY 2026 ICD-10-CM Index to Diseases and Injuries release files, effective October 1, 2025 through September 30, 2026.