R10.12

Billable

ChapterR00–R99

Ranksubcategory

Official Description

Left upper quadrant pain

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 View R10-R19 Notes View R10 Notes View R10.1 Notes

Clinical Hierarchy

CH18Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)

R10-R19Symptoms and signs involving the digestive system and abdomen (R10-R19)

R10Abdominal and pelvic pain

R10.1Pain localized to upper abdomen

R10.12Left upper quadrant pain

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to R10.12:

subcategoryR10.1

Pain localized to upper abdomen

View context instructions

categoryR10

Abdominal and pelvic pain

View context instructions

blockR10-R19

Symptoms and signs involving the digestive system and abdomen (R10-R19)

View context instructions

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 R10.12. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.

1 raw paths

Pain (s)1 unique routes

abdominal

upper

left quadrant→R10.12

MS-DRG Classification

2026 v43.1

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

DRG 391

Esophagitis, Gastroenteritis and Miscellaneous Digestive Disorders with MCC

DRG 392

Esophagitis, Gastroenteritis and Miscellaneous Digestive Disorders without MCC

Cross Reference

Find Procedures (ICD-10-PCS)

Find surgical and procedural codes related to Left upper quadrant pain.

Search PCS Codes