ICD-10-PCS Billable Code

0K860ZZ

Division Shoulder Muscle, Left to No Qualifier with No Device, Open Approach

Procedural Specifications

Clinical Axis Detail Definition
Section0 Medical and Surgical
Body SystemK Muscles
Operation8 Division
Body Part6 Shoulder Muscle, Left
Approach0 Open
DeviceZ No Device
QualifierZ No Qualifier

Operation Definition

Cutting into a body part, without draining fluids and/or gases from the body part, in order to separate or transect a body part

Procedure Overview

Division procedures on the muscles involve cutting into muscle tissue to separate or transect it, without draining any fluid or gas in the process. The classic example is a tenotomy-style release, where a tight or contracted muscle is cut across its fibers to relieve spasticity or correct a deformity, as seen in some clubfoot or cerebral palsy treatments.

The goal is mechanical: changing how the muscle functions by interrupting its continuity, not removing any part of it. Nothing is taken out of the body during a pure division procedure, and the cut ends are typically left to heal in a new, often lengthened, position.

These procedures are frequently used alongside orthopedic corrections for contractures, where releasing a shortened muscle allows a joint to move through a fuller range of motion.

Anatomy & Axis Detail

Shoulder Muscle, Left

The left shoulder muscle group, comprising the deltoid, rotator cuff musculature, and periscapular stabilizers, enables the wide range of motion characteristic of the glenohumeral joint. Division is performed on the left side to release a contracted muscle limiting range of motion, or as a surgical maneuver to detach part of a muscle from bone or fascia to expose the joint capsule, humeral head, or scapula during reconstructive or fracture surgery. Because the axillary and suprascapular nerves run close to these muscles, an anatomic plane is chosen to minimize nerve traction or injury. The documentation should identify the specific muscle divided, such as the deltoid or subscapularis, and the surgical indication, since this distinguishes the procedure from muscle transfer, repair, or excision performed in the same region.

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

The note should describe cutting or transecting the muscle to separate it, with no mention of removing tissue or draining fluid, since either of those findings would point to a different root operation. The specific muscle and the reason for the release, such as contracture or spasticity, support the code selection.

A common mistake is coding Division when the surgeon actually excised a strip of muscle or fascia, which should be Excision instead. Coders also sometimes confuse a myotomy performed to drain an abscess, which is Drainage, with a myotomy performed purely to cut and separate the muscle.

Commonly Confused With

ReleaseRelease is the procedure most often confused with Division, and the distinguishing question is whether the objective was to free the muscle from surrounding constraining tissue, which is Release, versus cutting across the muscle itself to separate it, which is Division.
DrainageDrainage looks similar procedurally when an incision is made into muscle, but Drainage is defined by taking fluid or gas out, so any myotomy done to evacuate an abscess or hematoma falls there instead of under Division.