D73.9 Disease of spleen, unspecified

Billable ICD-10-CM code, FY2026.

MS-DRG index

Defines the logic of DRG(s) 814-816 in MDC 16.

Approximate ICD-9-CM (GEMs)

• 289.50 Disease of spleen, unspecified

Diagnosis Index entries for D73.9

• Disease, diseased › spleen
• Disease, diseased › spleen › organic
• Splenopathy

Nearby codes

• D73.4 Cyst of spleen
• D73.5 Infarction of spleen
• D73.8 Other diseases of spleen
• D73.81 Neutropenic splenomegaly
• D73.89 Other diseases of spleen
• D73.9 Disease of spleen, unspecified (this code)