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Official Description

Embolectomy or thrombectomy, with or without catheter; radial or ulnar artery, by arm incision

© Copyright 2026 American Medical Association. All rights reserved.

Common Language Description

Embolectomy or thrombectomy is a surgical procedure aimed at removing an obstruction from a blood vessel, specifically targeting the radial or ulnar artery through an incision made in the arm. This obstruction can be in the form of an embolus, which is a substance that has traveled through the bloodstream and lodged itself in a smaller vessel, or a thrombus, which is a blood clot that forms in situ within a narrowed or stenotic area of the artery. The procedure is critical in restoring normal blood flow to the affected area, which can be compromised due to these obstructions. The emboli often originate from the heart, particularly in patients with a history of myocardial infarction or rheumatic heart disease, while thrombi may develop due to arterial stenosis or as a complication following procedures such as aortography. During the embolectomy or thrombectomy, the surgeon makes an incision in the arm to access the affected artery, allowing for direct intervention. The procedure can be performed with or without the assistance of a catheter, depending on the specific circumstances and the surgeon's preference. The ultimate goal of this intervention is to clear the obstruction, restore blood flow, and prevent further complications associated with ischemia in the affected limb.

© Copyright 2026 Coding Ahead. All rights reserved.

1. Indications

Embolectomy or thrombectomy is indicated for the following conditions:

  • Embolus Formation An embolus may form at a site remote from the area of obstruction, traveling through the artery until it lodges in a smaller vessel, leading to compromised blood flow.
  • Thrombus Formation A thrombus can develop in a narrowed or stenotic portion of the artery, often due to conditions such as arterial stenosis or following procedures like aortography.
  • Ischemia The procedure is performed to alleviate ischemia in the affected limb caused by the obstruction, which can lead to tissue damage if not addressed promptly.
  • Cardiac History Patients with a history of myocardial infarction or rheumatic heart disease are at increased risk for emboli originating from the heart.

2. Procedure

The embolectomy or thrombectomy procedure involves several critical steps to ensure the effective removal of the obstruction:

  • Step 1: Incision An incision is made in the arm to access the affected artery, allowing the surgeon to reach the site of the embolus or thrombus directly.
  • Step 2: Vessel Loop Placement Vessel loops are placed both proximal and distal to the obstruction to control blood flow during the procedure, ensuring a clear working area and minimizing blood loss.
  • Step 3: Artery Incision The artery is incised to expose the clot, which is then removed directly. This may involve using arterial backpressure and/or manual massage to facilitate the removal of the obstruction.
  • Step 4: Remote Removal (if applicable) Alternatively, if direct removal is not feasible, a balloon catheter may be used. The uninflated balloon catheter is passed beyond the clot, inflated, and then withdrawn, capturing and removing the embolus or thrombus in the process.
  • Step 5: Angiography Following the removal of the obstruction, an angiography may be performed to confirm that the entire clot has been successfully removed and that the artery is patent, ensuring restored blood flow.

3. Post-Procedure

After the embolectomy or thrombectomy, patients may require monitoring for signs of complications, such as bleeding or infection at the incision site. Recovery may involve pain management and physical therapy to restore function in the affected limb. Follow-up appointments are essential to assess the success of the procedure and to ensure that blood flow has been adequately restored. Additionally, patients may need to be evaluated for underlying conditions that contributed to the formation of the embolus or thrombus to prevent future occurrences.

Short Descr REMOVAL OF ARM ARTERY CLOT
Medium Descr EMBLC/THRMBC W/WO CATH RADIAL/ULNAR ART ARM INC
Long Descr Embolectomy or thrombectomy, with or without catheter; radial or ulnar artery, by arm incision
Status Code Active Code
Global Days 090 - Major Surgery
PC/TC Indicator (26, TC) 0 - Physician Service Code
Multiple Procedures (51) 2 - Standard payment adjustment rules for multiple procedures apply.
Bilateral Surgery (50) 1 - 150% payment adjustment for bilateral procedures applies.
Physician Supervisions 09 - Concept does not apply.
Assistant Surgeon (80, 82) 2 - Payment restriction for assistants at surgery does not apply to this procedure...
Co-Surgeons (62) 1 - Co-surgeons could be paid, though supporting documentation is required...
Team Surgery (66) 0 - Team surgeons not permitted for this procedure.
Diagnostic Imaging Family 99 - Concept Does Not Apply
APC Status Indicator Hospital Part B services paid through a comprehensive APC
Type of Service (TOS) 2 - Surgery
Berenson-Eggers TOS (BETOS) P2F - Major procedure, cardiovascular-Other
MUE 2
CCS Clinical Classification 61 - Other OR procedures on vessels other than head and neck
22 Increased procedural services: when the work required to provide a service is substantially greater than typically required, it may be identified by adding modifier 22 to the usual procedure code. documentation must support the substantial additional work and the reason for the additional work (ie, increased intensity, time, technical difficulty of procedure, severity of patient's condition, physical and mental effort required). note: this modifier should not be appended to an e/m service.
50 Bilateral procedure: unless otherwise identified in the listings, bilateral procedures that are performed at the same session, should be identified by adding modifier 50 to the appropriate 5 digit code. note: this modifier should not be appended to designated "add-on" codes (see appendix d).
51 Multiple procedures: when multiple procedures, other than e/m services, physical medicine and rehabilitation services or provision of supplies (eg, vaccines), are performed at the same session by the same individual, the primary procedure or service may be reported as listed. the additional procedure(s) or service(s) may be identified by appending modifier 51 to the additional procedure or service code(s). note: this modifier should not be appended to designated "add-on" codes (see appendix d).
52 Reduced services: under certain circumstances a service or procedure is partially reduced or eliminated at the discretion of the physician or other qualified health care professional. under these circumstances the service provided can be identified by its usual procedure number and the addition of modifier 52, signifying that the service is reduced. this provides a means of reporting reduced services without disturbing the identification of the basic service. note: for hospital outpatient reporting of a previously scheduled procedure/service that is partially reduced or cancelled as a result of extenuating circumstances or those that threaten the well-being of the patient prior to or after administration of anesthesia, see modifiers 73 and 74 (see modifiers approved for asc hospital outpatient use).
58 Staged or related procedure or service by the same physician or other qualified health care professional during the postoperative period: it may be necessary to indicate that the performance of a procedure or service during the postoperative period was: (a) planned or anticipated (staged); (b) more extensive than the original procedure; or (c) for therapy following a surgical procedure. this circumstance may be reported by adding modifier 58 to the staged or related procedure. note: for treatment of a problem that requires a return to the operating/procedure room (eg, unanticipated clinical condition), see modifier 78.
59 Distinct procedural service: under certain circumstances, it may be necessary to indicate that a procedure or service was distinct or independent from other non-e/m services performed on the same day. modifier 59 is used to identify procedures/services, other than e/m services, that are not normally reported together, but are appropriate under the circumstances. documentation must support a different session, different procedure or surgery, different site or organ system, separate incision/excision, separate lesion, or separate injury (or area of injury in extensive injuries) not ordinarily encountered or performed on the same day by the same individual. however, when another already established modifier is appropriate it should be used rather than modifier 59. only if no more descriptive modifier is available, and the use of modifier 59 best explains the circumstances, should modifier 59 be used. note: modifier 59 should not be appended to an e/m service. to report a separate and distinct e/m service with a non-e/m service performed on the same date, see modifier 25.
62 Two surgeons: when 2 surgeons work together as primary surgeons performing distinct part(s) of a procedure, each surgeon should report his/her distinct operative work by adding modifier 62 to the procedure code and any associated add-on code(s) for that procedure as long as both surgeons continue to work together as primary surgeons. each surgeon should report the co-surgery once using the same procedure code. if additional procedure(s) (including add-on procedure(s) are performed during the same surgical session, separate code(s) may also be reported with modifier 62 added. note: if a co-surgeon acts as an assistant in the performance of additional procedure(s), other than those reported with the modifier 62, during the same surgical session, those services may be reported using separate procedure code(s) with modifier 80 or modifier 82 added, as appropriate.
78 Unplanned return to the operating/procedure room by the same physician or other qualified health care professional following initial procedure for a related procedure during the postoperative period: it may be necessary to indicate that another procedure was performed during the postoperative period of the initial procedure (unplanned procedure following initial procedure). when this procedure is related to the first, and requires the use of an operating/procedure room, it may be reported by adding modifier 78 to the related procedure. (for repeat procedures, see modifier 76.)
79 Unrelated procedure or service by the same physician or other qualified health care professional during the postoperative period: the individual may need to indicate that the performance of a procedure or service during the postoperative period was unrelated to the original procedure. this circumstance may be reported by using modifier 79. (for repeat procedures on the same day, see modifier 76.)
80 Assistant surgeon: surgical assistant services may be identified by adding modifier 80 to the usual procedure number(s).
82 Assistant surgeon (when qualified resident surgeon not available): the unavailability of a qualified resident surgeon is a prerequisite for use of modifier 82 appended to the usual procedure code number(s).
AS Physician assistant, nurse practitioner, or clinical nurse specialist services for assistant at surgery
GC This service has been performed in part by a resident under the direction of a teaching physician
GV Attending physician not employed or paid under arrangement by the patient's hospice provider
GW Service not related to the hospice patient's terminal condition
LT Left side (used to identify procedures performed on the left side of the body)
Q6 Service furnished under a fee-for-time compensation arrangement by a substitute physician or by a substitute physical therapist furnishing outpatient physical therapy services in a health professional shortage area, a medically underserved area, or a rural area
RT Right side (used to identify procedures performed on the right side of the body)
X5 Diagnostic services requested by another clinician: for reporting services by a clinician who furnishes care to the patient only as requested by another clinician or subsequent and related services requested by another clinician; this modifier is reported for patient relationships that may not be adequately captured by the above alternative categories; reporting clinician service examples include but are not limited to, the radiologist's interpretation of an imaging study requested by another clinician
XE Separate encounter, a service that is distinct because it occurred during a separate encounter
XS Separate structure, a service that is distinct because it was performed on a separate organ/structure
XU Unusual non-overlapping service, the use of a service that is distinct because it does not overlap usual components of the main service
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