I16.0 Hypertensive urgency

Billable ICD-10-CM code, FY2026.

Applies from I16 Hypertensive crisis

Code also

• any identified hypertensive disease (I10-I15, I1A)

Risk adjustment (HCC)

• RxHCC V08: HCC 187 — Hypertension

MS-DRG index

Defines the logic of DRG(s) 304-305 in MDC 05.

Approximate ICD-9-CM (GEMs)

• 401.9 Unspecified essential hypertension (approximate)

Code annotations containing back-references to I16.0

Back-references to I16.0

• Code First: I5A Non-ischemic myocardial injury (non-traumatic) ("hypertensive urgency (I16.0)")

Back-references to I16

• Use Additional: G90.81 Serotonin syndrome ("hypertensive crisis (I16.-)")

Diagnosis Index entries for I16.0

• Hypertension, hypertensive (accelerated) (benign) (essential) (idiopathic) (malignant) (systemic) › urgency

Nearby codes

• I16 Hypertensive crisis
• I16.0 Hypertensive urgency (this code)
• I16.1 Hypertensive emergency
• I16.9 Hypertensive crisis, unspecified