Hepatomegaly and splenomegaly, not elsewhere classified (R16) ICD-10-CM
The R16 code range covers hepatomegaly and splenomegaly, not elsewhere classified with 4 ICD-10-CM diagnosis codes. 3 of them are billable and valid for claim submission in fiscal year 2027, and the category headers group them but cannot themselves be billed.
Codes in the R16 Range 4 codes · 3 billable
Clinical Terms in This Code Range
Definitions from the National Library of Medicine for conditions coded in the R16 range.
Hepatomegaly
Enlargement of the liver.
Splenomegaly
Enlargement of the spleen.
About the R16 Code Range
Hepatomegaly means an enlarged liver, and splenomegaly means an enlarged spleen. These abdominal signs can involve either organ alone or both together.
Within R16, R16.0 identifies liver enlargement alone, R16.1 identifies spleen enlargement alone, and R16.2 identifies both together.
Questions About This Page
How many billable codes are in the R16 range?
Of the 4 codes in this range, 3 are billable and valid for claim submission from October 1, 2026 through September 30, 2027. Category header codes group them but cannot be reported on claims.
What does the R16 range classify?
The range classifies hepatomegaly and splenomegaly, not elsewhere classified. Each code links to its own reference page with billing status, MS-DRG grouping, coding notes, and clinical information.
Related References
Source: CMS FY 2027 ICD-10-CM Tabular List and order file, effective October 1, 2026 through September 30, 2027.
