R03.0

Billable
ChapterR00–R99
Ranksubcategory
Official Description

Elevated blood-pressure reading, without diagnosis of hypertension

Metadata & Insights
  • •2026 ICD-10-CM Edition - Effective October 1, 2025.
  • •Billable/specific code (valid for reimbursement).
  • •Chapter 18: Symptoms, Signs and Abnormal Clinical and Laboratory Findings (R00-R99).
General instructions are available for the parent sections:
View CH18 Notes

Clinical Hierarchy

CH18Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)
R00-R09Symptoms and signs involving the circulatory and respiratory systems (R00-R09)
R03Abnormal blood-pressure reading, without diagnosis
R03.0Elevated blood-pressure reading, without diagnosis of hypertension

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to R03.0:

chapterCH18
Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)
View context instructions

Alphabetic Index Mentions

These are Diagnosis Index lookup paths that route to R03.0. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.

10 raw paths
Abnormal, abnormality, abnormalities1 unique routes
blood pressure
elevated→R03.0
Blood2 unique routes
pressure(2 variants)
high(2 variants)
borderline→R03.0
incidental reading, without diagnosis of hypertension→R03.0
Borderline1 unique routes
hypertension→R03.0
Elevated, elevation1 unique routes
blood pressure
reading (incidental) (isolated) (nonspecific), no diagnosis of hypertension→R03.0
High2 unique routes
blood pressure(2 variants)
borderline→R03.0
reading (incidental) (isolated) (nonspecific), without diagnosis of hypertension→R03.0
Hypertension, hypertensive (accelerated) (benign) (essential) (idiopathic) (malignant) (systemic)2 unique routes
borderline→R03.0
transient→R03.0
Tension1 unique routes
arterial, high
without diagnosis of hypertension→R03.0

MS-DRG Classification

2026 v43.1

This code is grouped within the following Diagnosis Related Group(s) for clinical reimbursement:

DRG 314
Other Circulatory System Diagnoses with MCC
DRG 315
Other Circulatory System Diagnoses with CC
DRG 316
Other Circulatory System Diagnoses without CC/MCC

Cross Reference

Find Procedures (ICD-10-PCS)

Find surgical and procedural codes related to Elevated blood-pressure reading, without diagnosis of hypertension.

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