R03.1

Billable

ChapterR00–R99

Ranksubcategory

Official Description

Nonspecific low blood-pressure reading

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).

Instructional Notes

Excludes1(Not coded here)

hypotension (I95.-)
maternal hypotension syndrome (O26.5-)
neurogenic orthostatic hypotension (G90.3)

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

R03.1Nonspecific low blood-pressure reading

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to R03.1:

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 R03.1. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.

5 raw paths

Abnormal, abnormality, abnormalities1 unique routes

blood pressure

low reading (nonspecific)→R03.1

Blood1 unique routes

pressure

low

incidental reading, without diagnosis of hypotension→R03.1

Decrease (d)1 unique routes

blood

pressure→R03.1

Low1 unique routes