ICD-10-CM Alphabetic Index · FY 2026 6 Entries

Hepatomegaly in the ICD-10-CM Index ICD-10-CM

The main term Hepatomegaly carries 6 index entries pointing to 4 ICD-10-CM codes. 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
6
Index Entries
4
Codes Referenced
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Default Code
H
Letter
6 of 6 shown
ICD-10-CM

Index Entries Under Hepatomegaly 6 entries · 4 codes

Hepatomegaly
with splenomegaly R16.2
congenital Q44.79
in mononucleosis
gammaherpesviral B27.09
infectious specified NEC B27.89

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Related Index Terms

All index terms starting with HIndex to Diseases and InjuriesICD-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.