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S83.101A Musculoskeletal
Updated March 2026

Unspecified subluxation of right knee, initial encounter

ICD-10 Code: S83.101A · Body Part: Knee

QME Evaluation Process

Knee stability testing, ROM assessment, MRI for ligamentous injury. LE impairment for instability and ROM loss.

Typical Impairment Rating

5-15% LE (2-6% WPI)

AMA Guides Edition

5th Edition

Common Treatments

+ Physical therapy
+ Bracing
+ Ligament reconstruction if unstable

Related Conditions

Body Part Guide

Knee Evaluation Guide

Impairment rating methods, common conditions, and QME evaluation protocols

View Guide →

QME Specialties for Unspecified subluxation of right knee, initial encounter

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Browse QME-certified physicians who evaluate unspecified subluxation of right knee, initial encounter and related knee conditions in California.

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Frequently Asked Questions

What is Unspecified subluxation of right knee, initial encounter (S83.101A)?

Unspecified subluxation of right knee, initial encounter is an ICD-10 diagnosis code (S83.101A) classified under Musculoskeletal conditions. It affects the Knee and is commonly encountered in California workers' compensation claims. QME physicians evaluate this condition using AMA Guides 5th Edition protocols.

How is S83.101A rated for impairment?

The typical whole person impairment (WPI) range for Unspecified subluxation of right knee, initial encounter is 5-15% LE (2-6% 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 S83.101A?

Knee stability testing, ROM assessment, MRI for ligamentous injury. LE impairment for instability and ROM loss.

What treatments are common for Unspecified subluxation of right knee, initial encounter?

Common treatments for Unspecified subluxation of right knee, initial encounter include Physical therapy, Bracing, Ligament reconstruction if unstable. Treatment appropriateness and outcomes are considered during the QME evaluation when determining permanent and stationary status and apportionment.