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Table 1 The ICD-9 and ICD-10 CM codes used in this study to identify the Sickle cell population, grouped based on consensus definition from PheKB

From: Use of large scale EHR data to evaluate A1c utilization among sickle cell disease patients

Definition

ICD-9 CM codes

ICD-10 CM codes

Sickle cell thalassemia without crisis

282.41

D57.4

D57.40

Sickle cell thalassemia with crisis

282.42

D57.41

D57.411

D57.412

D57.419

HbSS disease unspecified

282.6

282.60

D57

HbSS disease without crisis

282.61

D57.1

HbSS disease with crisis

282.62

D57.0

D57.01

D57.02

Sickle cell/HbC disease without crisis

282.63

D57.20

Sickle cell/HbC disease with crisis

282.64

D57.2

D57.21

D57.211

D57.212

D57.219

Other sickle cell disease without crisis

282.68

D57.8

D57.80

Other sickle cell disease with crisis

282.69

D57.81

D57.811

D57.812

D57.819