M
IMEPro
N18.3 Internal Medicine
Updated March 2026

Chronic kidney disease, stage 3 (moderate)

ICD-10 Code: N18.3 · Body Part: Lumbar Spine

QME Evaluation Process

GFR assessment, urinalysis, imaging. Evaluate occupational toxic exposure or medication-related nephrotoxicity. Chapter 7 urinary system impairment.

Typical Impairment Rating

10-30% WPI

AMA Guides Edition

5th Edition

Common Treatments

+ ACE inhibitor/ARB
+ Dietary management
+ Monitoring
+ Nephrology referral

Body Part Guide

Lumbar Spine Evaluation Guide

Impairment rating methods, common conditions, and QME evaluation protocols

View Guide →

QME Specialties for Chronic kidney disease, stage 3 (moderate)

Find a QME Specialist

Browse QME-certified physicians who evaluate chronic kidney disease, stage 3 (moderate) and related lumbar spine conditions in California.

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Frequently Asked Questions

What is Chronic kidney disease, stage 3 (moderate) (N18.3)?

Chronic kidney disease, stage 3 (moderate) is an ICD-10 diagnosis code (N18.3) classified under Internal Medicine conditions. It affects the Lumbar Spine and is occasionally seen in California workers' compensation claims. QME physicians evaluate this condition using AMA Guides 5th Edition protocols.

How is N18.3 rated for impairment?

The typical whole person impairment (WPI) range for Chronic kidney disease, stage 3 (moderate) is 10-30% WPI. The exact rating depends on clinical findings, imaging, and the evaluation method (DRE or ROM) chosen by the QME physician per AMA Guides 5th Edition.

What is the QME evaluation process for N18.3?

GFR assessment, urinalysis, imaging. Evaluate occupational toxic exposure or medication-related nephrotoxicity. Chapter 7 urinary system impairment.

What treatments are common for Chronic kidney disease, stage 3 (moderate)?

Common treatments for Chronic kidney disease, stage 3 (moderate) include ACE inhibitor/ARB, Dietary management, Monitoring, Nephrology referral. Treatment appropriateness and outcomes are considered during the QME evaluation when determining permanent and stationary status and apportionment.