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Official Description

Operculectomy, excision pericoronal tissues

© Copyright 2026 American Medical Association. All rights reserved.

Common Language Description

An operculectomy, as denoted by CPT® Code 41821, is a surgical procedure that involves the excision of pericoronal tissues, which are the gum tissues surrounding an impacted tooth. This procedure is typically performed to alleviate discomfort and prevent infection associated with the overlying gum tissue that may be covering an impacted tooth, often a wisdom tooth. The impacted tooth is exposed by carefully cutting away the excess gum tissue, allowing for better access and visibility for further dental treatment if necessary. This intervention is crucial in cases where the gum tissue becomes inflamed or infected due to the presence of the impacted tooth, thereby facilitating improved oral health and hygiene. The operculectomy is a targeted approach to address the complications arising from impacted teeth, ensuring that the surrounding tissues are managed effectively to promote healing and prevent further dental issues.

© Copyright 2026 Coding Ahead. All rights reserved.

1. Indications

The operculectomy procedure is indicated for specific dental conditions that necessitate the removal of pericoronal tissues. These indications include:

  • Impacted Tooth The presence of an impacted tooth, particularly wisdom teeth, which can lead to pain, swelling, and infection.
  • Pericoronitis Inflammation of the gum tissue surrounding the crown of an impacted tooth, often resulting in discomfort and difficulty in oral hygiene.
  • Infection The development of localized infections in the gum tissue due to the presence of an impacted tooth, which may require surgical intervention to prevent further complications.

2. Procedure

The operculectomy procedure involves several key steps to ensure the effective removal of the pericoronal tissues surrounding the impacted tooth. These steps include:

  • Step 1: Anesthesia Administration The procedure begins with the administration of local anesthesia to the affected area to ensure patient comfort and minimize pain during the surgery. This is a critical step to prepare the patient for the surgical intervention.
  • Step 2: Incision of Gum Tissue Once the area is adequately anesthetized, the surgeon makes a precise incision in the gum tissue overlying the impacted tooth. This incision is carefully planned to allow for the removal of the excess tissue while preserving as much healthy gum tissue as possible.
  • Step 3: Excision of Pericoronal Tissues Following the incision, the surgeon excises the pericoronal tissues that are causing discomfort or infection. This step is essential to expose the impacted tooth fully and to alleviate any pressure or irritation caused by the overlying gum tissue.
  • Step 4: Hemostasis and Closure After the excision, the surgeon ensures hemostasis, or control of bleeding, in the surgical site. Depending on the extent of the tissue removal, sutures may be placed to close the incision and promote healing.
  • Step 5: Post-Operative Care Instructions Finally, the patient is provided with detailed post-operative care instructions to facilitate recovery and minimize the risk of complications. This may include recommendations for pain management, oral hygiene practices, and dietary modifications.

3. Post-Procedure

Post-procedure care following an operculectomy is crucial for ensuring proper healing and minimizing complications. Patients are typically advised to follow specific guidelines, which may include avoiding hard or crunchy foods for a period to prevent irritation of the surgical site. Pain management may be necessary, and over-the-counter analgesics or prescribed medications can be recommended to alleviate discomfort. Patients should also be instructed on maintaining oral hygiene, which may involve gentle rinsing with saltwater to keep the area clean without disturbing the surgical site. Regular follow-up appointments may be scheduled to monitor healing and address any concerns that may arise during the recovery process.

Short Descr EXCISION OF GUM FLAP
Medium Descr OPRCULECTOMY EXC PRICORONAL TISSUE
Long Descr Operculectomy, excision pericoronal tissues
Status Code Restricted Coverage
Global Days 000 - Endoscopic or 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) 0 - 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 Non office-based surgical procedure added in CY 2008 or later; payment based on OPPS relative payment weight.
Type of Service (TOS) 2 - Surgery
Berenson-Eggers TOS (BETOS) P6D - Minor procedures - other (non-Medicare fee schedule)
MUE 2
CCS Clinical Classification 29 - Oral and Dental Services
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).
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Pre-1990 Added Code added.
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