eMedCodes logo

I10 - Essential (primary) hypertension


The ICD 10 Code for Essential (primary) hypertension is listed as I10.
Additional information concerning this code and description can be found below including ICD 9 crosswalks / GEMS, chapter information, and DRGs where available.

ICD 10 CM Field Value
Diagnosis Code: I10
Description: Essential (primary) hypertension
  • Includes: high blood pressure
  • hypertension (arterial) (benign) (essential) (malignant) (primary) (systemic)
  • Excludes1: hypertensive disease complicating pregnancy, childbirth and the puerperium (O10-O11, O13-O16)
  • Excludes2: essential (primary) hypertension involving vessels of brain (I60-I69)
  • essential (primary) hypertension involving vessels of eye (H35.0-)
Diagnostic Related Groups
(MS-DRG v30.0)		 304 - Hypertension W Mcc
305 - Hypertension W/o Mcc
Chapter Diseases of the circulatory system (I00-I99)
ICD-9-CM Diagnosis Codes General Equivalence Mappings (GEMS):
ICD 9 Dx Code: 401.0 - Malignant essential hypertension (approximate)
ICD 9 Dx Code: 401.1 - Benign essential hypertension (approximate)
ICD 9 Dx Code: 401.9 - Unspecified essential hypertension (approximate)