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ICD-10-CM Code D73.1

Billable Code
Billable codes are sufficient justification for admission to an acute care hospital when used a principal diagnosis.
| ICD-10 from 2011 - 2016

D73.1 is a billable ICD code used to specify a diagnosis of hypersplenism. A 'billable code' is detailed enough to be used to specify a medical diagnosis.

The ICD code D73 is used to code Splenic disease

Splenic diseases include splenomegaly, where the spleen is enlarged for various reasons. On the other hand, a lack of normal spleen function is called asplenia.

Specialty: Medical Genetics
MeSH Codes: D013158, D013158, D013158
ICD 9 Codes: 289.4, 289.5, 759.0

Micrograph of a spleen with hyaloserositis. H&E stain.

Source: Wikipedia

Coding Notes for D73.1 Info for medical coders on how to properly use this ICD-10 code

Code Type-1 Excludes:
Type-1 Excludes
Type-1 Excludes mean the conditions excluded are mutually exclusive and should never be coded together. Excludes 1 means "do not code here."
Neutropenic splenomegaly - instead, use code D73.81
Primary splenic neutropenia - instead, use code D73.81
Splenitis, splenomegaly in late syphilis - instead, use code A52.79
Splenitis, splenomegaly in tuberculosis - instead, use code A18.85
Splenomegaly NOS - instead, use code R16.1
Splenomegaly congenital - instead, use code Q89.0

MS-DRG Mapping

  • DRG Group #814-816 - Reticuloendothelial and immunity disorders with MCC.
  • DRG Group #814-816 - Reticuloendothelial and immunity disorders with CC.
  • DRG Group #814-816 - Reticuloendothelial and immunity disorders without CC or MCC.

ICD-10-CM Alphabetical Index References for 'D73.1 - Hypersplenism'

The ICD-10-CM Alphabetical Index links the below-listed medical terms to the ICD code D73.1. Click on any term below to browse the alphabetical index.

Hypersplenia, hypersplenism (D73.1)
Gamna's disease(siderotic splenomegaly) (D73.1)
Gandy-Nanta disease(siderotic splenomegaly) (D73.1)


Hypersplenism (exact match)

This is the official exact match mapping between ICD9 and ICD10, as provided by the General Equivalency mapping crosswalk. This means that in all cases where the ICD9 code 289.4 was previously used, D73.1 is the appropriate modern ICD10 code.

Parent Code: D73 - Diseases of spleen

** This Document Provided By ICD.Codes **
Source: http://icd.codes/icd10cm/D731