D73.4

ICD-10Billable

Cyst of spleen

Official ICD-10-CM descriptor (FY2026)

Cyst of spleen

D73.4 is valid for submission on a claim — CMS flags it as a billable, specific code.

Related codes in D73

D73.0Hyposplenism
D73.1Hypersplenism
D73.2Chronic congestive splenomegaly
D73.3Abscess of spleen
D73.5Infarction of spleen
D73.8Other diseases of spleencategory
D73.9Disease of spleen, unspecified

Where this code sits

Chapter: 3. Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism (D50-D89)
Block: Other disorders of blood and blood-forming organs (D70-D77)
Parent code: D73

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Source

ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.