ICD-10-PCS Billable Code

03HV3DZ

Insertion Thyroid Artery, Left to No Qualifier with Intraluminal Device, Percutaneous Approach

Procedural Specifications

Clinical Axis Detail Definition
Section0 Medical and Surgical
Body System3 Upper Arteries
OperationH Insertion
Body PartV Thyroid Artery, Left
Approach3 Percutaneous
DeviceD Intraluminal Device
QualifierZ 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 in the upper arteries place a nonbiological device into a vessel to monitor, assist, or support its function without replacing any part of the artery itself. In this body system, this most often means placing an intraluminal device, infusion device, or monitoring catheter into an artery such as the subclavian, axillary, or brachial artery, or a branch of the thoracic aorta serving the upper body.

These devices are used for purposes such as continuous pressure monitoring, delivering medication or contrast directly into the arterial circulation, or providing a scaffold that assists vessel function, and the artery itself is left structurally intact aside from accommodating the device. This differs from procedures that reshape or repair the vessel wall, since Insertion is limited to placing something in the artery that helps it work rather than fixing or altering the artery.

Anatomy & Axis Detail

Thyroid Artery, Left

The left thyroid artery supplies the left lobe of the thyroid gland and adjacent cervical tissue, arising as either the superior thyroid artery from the external carotid or the inferior thyroid artery from the thyrocervical trunk. Insertion into this vessel is uncommon but may be performed to place an infusion catheter for regional therapy directed at left-sided thyroid pathology or as part of access for a related neck procedure. The vessel's proximity to the recurrent laryngeal nerve on the left, which has a longer intrathoracic course than on the right, makes careful technique especially important to avoid voice-affecting nerve injury. The left designation applies when the clinical focus is the left thyroid lobe specifically. As with other artery insertions, coding should confirm the procedure placed a functional device without altering the vessel's structure.

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: Intraluminal Device

Intraluminal Device denotes a single device, such as a stent or occlusion device, positioned within the lumen of a tubular body part like a vessel, duct, or airway to maintain patency or occlude flow. It carries no drug coating or radioactivity, distinguishing it from the drug-eluting, radioactive, and bioactive intraluminal device values, and from Extraluminal Device, which sits outside rather than inside the lumen.

Coding & Documentation

A code from this family applies when documentation describes a device being placed into an artery for monitoring or assistive purposes, such as an arterial line for continuous blood pressure monitoring or an infusion catheter left in place for ongoing drug delivery, without any accompanying repair, dilation, or restriction of the vessel. The specific device type recorded in the note determines the correct device value, so coders need clear documentation of exactly what was placed.

A frequent error is confusing Insertion with Restriction or Dilation when a stent is placed, since a stent that narrows or widens a vessel is coded to those root operations rather than Insertion, even though a device is being placed. Coders should also distinguish a diagnostic arterial line placed for monitoring, which is Insertion, from a device placed as part of a larger procedure, where the insertion may not be separately coded if it is inherent to that other procedure.

Commonly Confused With

RestrictionRestriction and Dilation are the families most often confused with Insertion here, because stents and similar intraluminal devices are involved in all three, but the deciding factor is the device's function: a stent that narrows the vessel lumen relative to a prior state is Restriction, one that widens or maintains an enlarged lumen is Dilation, and a device that does not alter the artery's diameter but instead monitors or assists is Insertion.
ChangeChange procedures apply when an existing inserted device, such as an arterial catheter, is swapped out for a new one without a new incision, and coders should verify from the note whether this was a replacement of an existing device rather than a fresh Insertion.