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Official Description

Excision, other benign lesion including margins, except skin tag (unless listed elsewhere), face, ears, eyelids, nose, lips, mucous membrane; excised diameter over 4.0 cm

© Copyright 2025 American Medical Association. All rights reserved.

Common Language Description

The CPT® Code 11446 refers to the excision of a benign lesion, excluding skin tags, located on the face, ears, eyelids, nose, lips, or mucous membranes, where the excised diameter exceeds 4.0 cm. This procedure involves the surgical removal of a benign growth, which may include various types of lesions such as lipomas, dermatofibromas, pyogenic granulomas, epidermoid cysts, and benign nevi. The excision is performed with a margin of healthy tissue to ensure complete removal of the lesion and to minimize the risk of recurrence. Prior to the excision, the area is thoroughly cleansed, and a local anesthetic is administered to ensure patient comfort during the procedure. A full-thickness incision is made through the dermis, carefully encircling the lesion to facilitate its complete removal. Following excision, the specimen is sent for histologic evaluation, which is separately reportable. Hemostasis is achieved using electrocautery or chemical cautery to control any bleeding that may occur during the procedure. The surgical site may be closed using a simple single-layer suture technique; however, more complex closure methods such as intermediate (layer) closure, complex repair, skin grafts, or pedicle flaps may also be employed depending on the specific circumstances of the excision and the size of the wound. This code is part of a series of excision codes that categorize the procedure based on the size of the lesion excised, with specific codes designated for smaller diameters ranging from 0.5 cm to over 4.0 cm.

© Copyright 2025 Coding Ahead. All rights reserved.

1. Indications

The procedure associated with CPT® Code 11446 is indicated for the excision of benign lesions located on the face, ears, eyelids, nose, lips, or mucous membranes. These lesions may include, but are not limited to, the following conditions:

  • Benign Nevi - Commonly known as moles, these are typically non-cancerous growths on the skin.
  • Lipomas - Soft, fatty lumps that grow under the skin and are usually painless.
  • Dermatofibromas - Firm, raised nodules that are often brownish in color and can appear on the skin.
  • Pyogenic Granulomas - Small, red, and often bleeding lesions that can develop rapidly, usually in response to injury or irritation.
  • Epidermoid Cysts - Non-cancerous, closed pockets of tissue that can contain fluid, pus, or other material.

2. Procedure

The procedure for excising a benign lesion as described by CPT® Code 11446 involves several key steps:

  • Step 1: Preparation - The surgical site is first cleansed thoroughly to reduce the risk of infection. A local anesthetic is then injected to numb the area, ensuring the patient remains comfortable throughout the procedure.
  • Step 2: Incision - A full-thickness incision is made through the dermis surrounding the lesion. The surgeon carefully identifies a narrow margin of healthy tissue around the lesion to ensure complete excision.
  • Step 3: Excision - The incision is carried around the lesion, allowing for the entire lesion to be excised along with the surrounding healthy tissue. This step is crucial for preventing recurrence of the lesion.
  • Step 4: Hemostasis - After the lesion is removed, any bleeding is controlled using electrocautery or chemical cautery techniques to achieve hemostasis.
  • Step 5: Specimen Handling - The excised lesion is sent to the laboratory for histologic evaluation, which is a separate reportable service that provides important diagnostic information.
  • Step 6: Wound Closure - The surgical wound may be closed using a simple single-layer suture technique. Depending on the size and complexity of the wound, other closure methods such as intermediate (layer) closure, complex repair, skin grafts, or pedicle flaps may be utilized.

3. Post-Procedure

Post-procedure care for patients who have undergone excision of a benign lesion includes monitoring the surgical site for signs of infection, such as increased redness, swelling, or discharge. Patients are typically advised to keep the area clean and dry, and to follow specific instructions regarding wound care. Pain management may be necessary, and over-the-counter analgesics can be recommended. Follow-up appointments may be scheduled to assess healing and to discuss the results of the histologic evaluation. It is important for patients to report any unusual symptoms or complications to their healthcare provider promptly.

Short Descr EXC FACE-MM B9+MARG >4 CM
Medium Descr EXC B9 LESION MRGN XCP SK TG F/E/E/N/L/M > 4.0CM
Long Descr Excision, other benign lesion including margins, except skin tag (unless listed elsewhere), face, ears, eyelids, nose, lips, mucous membrane; excised diameter over 4.0 cm
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) 0 - 150% payment adjustment for bilateral procedures does NOT apply.
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) 0 - Co-surgeons not permitted for this procedure.
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 Surgical procedure on ASC list in CY 2007; payment based on OPPS relative payment weight.
Type of Service (TOS) 2 - Surgery
Berenson-Eggers TOS (BETOS) P5A - Ambulatory procedures - skin
MUE 2
CCS Clinical Classification 170 - Excision of skin lesion
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.
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).
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.
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.
76 Repeat procedure or service by same physician or other qualified health care professional: it may be necessary to indicate that a procedure or service was repeated by the same physician or other qualified health care professional subsequent to the original procedure or service. this circumstance may be reported by adding modifier 76 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.)
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).
AQ Physician providing a service in an unlisted health professional shortage area (hpsa)
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
E1 Upper left, eyelid
E2 Lower left, eyelid
E3 Upper right, eyelid
E4 Lower right, eyelid
F5 Right hand, thumb
GA Waiver of liability statement issued as required by payer policy, individual case
GC This service has been performed in part by a resident under the direction of a teaching physician
GW Service not related to the hospice patient's terminal condition
GZ Item or service expected to be denied as not reasonable and necessary
LT Left side (used to identify procedures performed on the left side of the body)
RT Right side (used to identify procedures performed on the right side of the body)
SG Ambulatory surgical center (asc) facility service
XP Separate practitioner, a service that is distinct because it was performed by a different practitioner
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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Action
Notes
2013-01-01 Changed Short Descriptor changed.
2006-01-01 Changed Code description changed.
2003-01-01 Changed Code description changed.
Pre-1990 Added Code added.
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