ICD-10-CM Alphabetic Index · FY 2026 6 Entries
Lymphadenopathy in the ICD-10-CM Index ICD-10-CM
The main term Lymphadenopathy (generalized) carries 6 index entries pointing to 6 ICD-10-CM codes. The default entry is R59.1, 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
6
Index Entries
6
Codes Referenced
R59.1
Default Code
L
Letter
6 of 6 shown
ICD-10-CM
Index Entries Under Lymphadenopathy 6 entries · 6 codes
Lymphadenopathy (generalized) R59.1
angioimmunoblastic, with dysproteinemia (AILD) C86.5- Non-billable
due to toxoplasmosis (acquired) B58.89
congenital (acute) (subacute) (chronic) P37.1
localized R59.0
syphilitic (early) (secondary) A51.49
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Related Index Terms
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.
