0QHY3MZ
Insertion Lower Bone to No Qualifier with Bone Growth Stimulator, Percutaneous Approach
Procedural Specifications
| Clinical Axis | Detail Definition |
|---|---|
| Section | 0 Medical and Surgical |
| Body System | Q Lower Bones |
| Operation | H Insertion |
| Body Part | Y Lower Bone |
| Approach | 3 Percutaneous |
| Device | M Bone Growth Stimulator |
| Qualifier | Z No Qualifier |
Operation Definition
Putting in a nonbiological appliance that monitors, assists, performs, or prevents a physiological function but does not physically take the place of a body part
Procedure Overview
Insertion procedures place a nonbiological device into a lower bone to monitor, assist, or support it, without taking the place of any bone tissue. Common examples include implanting a bone growth stimulator, placing radiographic markers, or inserting fixation hardware such as pins or screws for stabilization when no fracture is being actively repaired at that session.
These devices support healing or diagnosis over time rather than immediately fixing a structural problem, so patients often keep them in place for weeks or months, with follow-up imaging or visits to track progress.
Anatomy & Axis Detail
Lower Bone
The Lower Bone body part value serves as a nonspecific code for a bone of the lower skeleton not individually identified elsewhere in the Lower Bones body system, used when a device is inserted into a bone whose exact identity does not correspond to one of the named values such as a vertebra, pelvic bone, or long bone of the leg. Insertion into an unspecified lower bone would apply, for example, to placement of a growth stimulator or fixation device where the operative documentation does not pinpoint the precise bone, or to bones lacking their own designated code. This value should be used cautiously, since accurate coding generally favors identifying the specific bone whenever the medical record supports it, and reliance on this general term should prompt a query to the documenting physician when a more specific site is available.
Approach: Percutaneous
Percutaneous describes entry by needle or instrument puncture through the skin or mucous membrane to reach the site of the procedure, without cutting the tissue open or using a visualizing scope. It differs from Open in that the site itself is never exposed, and from Percutaneous Endoscopic in that no endoscope is used to see internal structures. Common examples include needle biopsies and injections.
Device: Bone Growth Stimulator
A bone growth stimulator is a device implanted adjacent to or within bone that delivers electrical or ultrasonic energy to promote healing, most often used for delayed union or nonunion fractures and for enhancing spinal fusion. It is a biologic-stimulation device rather than a structural support device, distinguishing it from fixation hardware such as plates or intramedullary rods.
Coding & Documentation
This code family applies when a device is put into the bone and nothing about the bone itself is being cut, repaired, or realigned in that same procedure. Documentation should name the specific device and confirm it isn't replacing a body part. A frequent misstep is coding insertion when hardware is placed during an active fracture reduction or fusion - in those cases the device placement is typically captured within the reduction or fusion code rather than as a separate insertion, and coding both can result in overcoding. Insertion is coded separately when the device placement is the entire purpose of the encounter, such as a later-stage stimulator implant.
Commonly Confused With
Insertion is most often confused with Replacement, which physically substitutes for bone tissue (such as a joint prosthesis) rather than simply adding a device alongside it, and with the device-placement component bundled into Reposition or Fusion procedures, where hardware is incidental to the primary root operation rather than the reason for the encounter.