ICD-9-CM Code 401 to ICD-10-CM
ICD-10 Equivalent of 401:
As of October 2015, ICD-9 codes are no longer used for medical coding. Instead, use this equivalent ICD-10-CM code, which is an exact match to ICD-9 code 401:
- ICD-10 Code , (non-billable)
Historical Information for ICD-9 Code 401
NON-BILLABLE ICD-9 CODE
Non-Billable Code
Non-Billable means the code is not sufficient justification for admission to an acute care hospital when used a principal diagnosis. Use a child code to capture more detail.Long ICD9 Description: Essential hypertension
Short ICD9 Description: None specified
- 401 Essential hypertension NON-BILLABLE
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- BILLABLE 401.0 Malignant essential hypertension
- BILLABLE 401.1 Benign essential hypertension
- BILLABLE 401.9 Unspecified essential hypertension