ICD-10-PCS Billable Code

0KS70ZZ

Reposition Upper Arm Muscle, Right to No Qualifier with No Device, Open Approach

Procedural Specifications

Clinical Axis Detail Definition
Section0 Medical and Surgical
Body SystemK Muscles
OperationS Reposition
Body Part7 Upper Arm Muscle, Right
Approach0 Open
DeviceZ No Device
QualifierZ No Qualifier

Operation Definition

Moving to its normal location, or other suitable location, all or a portion of a body part

Procedure Overview

Reposition procedures move a muscle, or a portion of one, to a different location, either back to its normal anatomic position after it has shifted, or to an alternate location chosen to restore function. This is common in tendon transfer surgeries where a muscle's attachment is relocated to compensate for a paralyzed or nonfunctioning muscle elsewhere, and in correcting a muscle that has slipped out of its normal position due to injury.

Because the muscle's own tissue is preserved and simply relocated rather than removed or replaced, these procedures aim to restore or redirect function using tissue the patient already has. Recovery typically requires a period of protected immobilization followed by therapy to retrain the muscle in its new role or position.

Anatomy & Axis Detail

Upper Arm Muscle, Right

The right upper arm muscle group, chiefly the biceps brachii, brachialis, and triceps brachii, spans from the shoulder girdle to the elbow and governs elbow flexion, extension, and forearm supination. Reposition of these muscles is performed when a muscle belly or its tendinous origin has been displaced or must be relocated to restore an effective line of pull, such as after traumatic tendon avulsion, distal biceps rupture with retraction, or tendon transfer used to compensate for radial or musculocutaneous nerve palsy. Because the biceps tendon runs through the intertubercular groove and the radial nerve spirals around the humeral shaft nearby, records should specify the muscle involved and the site to which it was moved, distinguishing this from a straightforward reattachment or repair procedure.

Approach: Open

Open approach means the surgeon cuts through skin, mucous membrane, or other tissue layers to physically expose the target site to view before performing the procedure. It gives direct visualization and hands-on access, distinguishing it from Percutaneous approaches where instruments pass through a small puncture without exposing the site. Open is typical for procedures needing wide access, such as most laparotomies.

Coding & Documentation

Reposition applies when the documentation describes moving a muscle, or detaching and reattaching it, to a new anatomic location, whether that location is the muscle's own normal position or a different site chosen for functional benefit, as in a tendon transfer. The operative note should specify the muscle involved and its new attachment site clearly enough to select the correct body part value.

A frequent mistake is coding a muscle transfer procedure as Transfer, which does not exist as a root operation in the Muscles body system in the way it does for skin or subcutaneous tissue, when Reposition is the applicable term for relocating muscle. Coders should also distinguish whether the muscle is being moved with its blood supply intact and left attached at its origin, which still qualifies as Reposition, from a free graft situation.

Commonly Confused With

TransferReposition is often confused with Transfer as used in other body systems, but within Muscles a relocation of tissue, whether pedicled or otherwise, that changes the muscle's location is captured under Reposition rather than a separate Transfer root operation.
ReplacementIt is also confused with Replacement, since both can involve significant surgical movement of tissue, but Reposition keeps and relocates the patient's own existing muscle rather than substituting new material for missing tissue.