Convert ICD-9-CM Diagnosis 550.90 to ICD-10-CM

ICD-9-CM 550.90 converts directly to:
  • 2023 ICD-10-CM K40.90 Unilateral inguinal hernia, without obstruction or gangrene, not specified as recurrent

Source: 2023 ICD-10-CM CMS General Equivalence Mappings.