ICD-10-CM R59.1: Generalized enlarged lymph nodes

ICD-10-CM Diagnosis Code (2025)

Official Description for R59.1

Generalized enlarged lymph nodes

Coding Notes & Guidelines for R59.1

Inclusion Terms

Lymphadenopathy NOS

Parent Code (Less Specific):

About ICD-10-CM Code R59.1 (Generalized enlarged lymph nodes)

ICD-10-CM code R59.1 is a billable or specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM R59.1 became effective on October 1, 2024.

This page provides detailed information about R59.1 - Generalized enlarged lymph nodes. It includes common terminology, coding guidelines such as "Includes," "Excludes1," and "Excludes2" notes, and information on required 7th characters. Utilizing this information correctly is essential for accurate medical coding and claims submission for conditions like Generalized enlarged lymph nodes.