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Official Description

Stab phlebectomy of varicose veins, 1 extremity; more than 20 incisions

© Copyright 2025 American Medical Association. All rights reserved.

Common Language Description

Stab phlebectomy is a minimally invasive surgical procedure aimed at the removal of varicose veins from one extremity. This technique specifically targets incompetent veins located below the saphenofemoral and saphenopopliteal junctions, while intentionally excluding the proximal great and short saphenous veins. During the procedure, the physician creates multiple small incisions or needle punctures along the affected varicose vein. The process involves undermining and dissecting the vein using a specialized instrument known as a phlebotomy hook. Once the vein is adequately freed, it is grasped with the hook and extracted using mosquito forceps, allowing for a progressive removal of the vein from one incision to the next. To manage bleeding during the procedure, local compression is applied over the venous network. It is important to note that the CPT® code 37766 is specifically designated for cases where more than 20 stab incisions are utilized, while code 37765 is applicable for procedures involving 10 to 20 stab incisions.

© Copyright 2025 Coding Ahead. All rights reserved.

1. Indications

The stab phlebectomy procedure is indicated for patients presenting with varicose veins that are incompetent and located below the saphenofemoral and saphenopopliteal junctions. This procedure is typically performed when conservative treatments have failed or when the varicose veins are causing significant symptoms such as pain, swelling, or cosmetic concerns. The specific indications for this procedure include:

  • Incompetent veins that are causing discomfort or other symptoms in the affected extremity.
  • Varicose veins that have not responded to conservative management options.
  • Cosmetic concerns related to the appearance of varicose veins.

2. Procedure

The stab phlebectomy procedure involves several key steps that are performed to ensure the effective removal of varicose veins. The steps are as follows:

  • Step 1: Preparation The patient is positioned comfortably, and the affected extremity is prepared and draped in a sterile manner to minimize the risk of infection. Local anesthesia is administered to ensure patient comfort during the procedure.
  • Step 2: Incision Creation The physician makes multiple small skin incisions or needle punctures along the length of the varicose vein. The number of incisions exceeds 20 for this specific CPT® code, allowing for a thorough approach to vein removal.
  • Step 3: Vein Dissection Using the stem of a phlebotomy hook, the physician undermines and dissects the varicose vein along its course. This step is crucial for freeing the vein from surrounding tissue, facilitating its removal.
  • Step 4: Vein Extraction Once the vein is adequately dissected, it is grasped with the phlebotomy hook and progressively extracted using mosquito forceps. The extraction occurs sequentially from one incision to the next, ensuring complete removal of the affected vein.
  • Step 5: Hemostasis After the vein has been removed, local compression is applied over the venous network to control any bleeding that may occur. This step is essential for minimizing postoperative complications.

3. Post-Procedure

Following the stab phlebectomy procedure, patients are typically monitored for any immediate complications. Post-procedure care may include instructions for wound care, activity restrictions, and the use of compression garments to support the healing process. Patients are advised to avoid strenuous activities for a specified period to promote optimal recovery. Follow-up appointments may be scheduled to assess the healing of the incisions and the overall outcome of the procedure.

Short Descr PHLEB VEINS - EXTREM 20+
Medium Descr STAB PHLEBT VARICOSE VEINS 1 XTR > 20 INCS
Long Descr Stab phlebectomy of varicose veins, 1 extremity; more than 20 incisions
Status Code Active Code
Global Days 010 - Minor Procedure
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) 1 - Statutory payment restriction for assistants at surgery applies 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
ASC Payment Indicator Office-based surgical procedure added to ASC list in CY 2008 or later with MPFS nonfacility PE RVUs; payment based on MPFS nonfacility PE RVUs.
Type of Service (TOS) 2 - Surgery
Berenson-Eggers TOS (BETOS) P6C - Minor procedures - other (Medicare fee schedule)
MUE 1
CCS Clinical Classification 53 - Varicose vein stripping, lower limb
RT Right side (used to identify procedures performed on the right side of the body)
LT Left side (used to identify procedures performed on the left side of the body)
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.
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).
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.
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.)
GC This service has been performed in part by a resident under the direction of a teaching physician
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).
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.
77 Repeat procedure by another physician or other qualified health care professional: it may be necessary to indicate that a basic procedure or service was repeated by another physician or other qualified health care professional subsequent to the original procedure or service. this circumstance may be reported by adding modifier 77 to the repeated procedure or service. note: this modifier should not be appended to an e/m service.
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.)
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
CC Procedure code change (use 'cc' when the procedure code submitted was changed either for administrative reasons or because an incorrect code was filed)
CR Catastrophe/disaster related
ET Emergency services
GA Waiver of liability statement issued as required by payer policy, individual case
GZ Item or service expected to be denied as not reasonable and necessary
SG Ambulatory surgical center (asc) facility service
X4 Episodic/focused services: for reporting services by clinicians who provide focused care on particular types of treatment limited to a defined period and circumstance; the patient has a problem, acute or chronic, that will be treated with surgery, radiation, or some other type of generally time-limited intervention; reporting clinician service examples include but are not limited to, the orthopedic surgeon performing a knee replacement and seeing the patient through the postoperative period
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
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
Date
Action
Notes
2010-01-01 Changed Code description changed.
2004-01-01 Added First appearance in code book in 2004.
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