Convert ICD-10-CM K40.90 to ICD-9-CM
ICD-10-CM K40.90 converts directly to:
- 2015 ICD-9-CM 550.90 Inguinal hernia, without mention of obstruction or gangrene, unilateral or unspecified (not specified as recurrent)
Source: 2021 ICD-10-CM CMS General Equivalence Mappings.