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Official Description

Closed treatment of temporomandibular dislocation; initial or subsequent

© Copyright 2025 American Medical Association. All rights reserved.

Common Language Description

The temporomandibular joint (TMJ) is a critical structure located on both sides of the jaw, where the mandible (lower jaw) articulates with the temporal bone of the skull. This joint is classified as a gliding joint, which allows for a range of movements essential for functions such as chewing and speaking. The joint's anatomy includes the condyles of the mandible and the articular eminences of the temporal bone, with an articular disc known as the meniscus situated between the two surfaces. A dislocation of the TMJ occurs when the condyle moves excessively forward, becoming lodged in front of the articular eminence, which can lead to significant discomfort and functional impairment. In many cases, muscle spasms surrounding the joint can exacerbate the situation, resulting in the jaw being locked in an open position. To address this condition, local anesthetics and/or intravenous muscle relaxants may be administered to facilitate the procedure. The CPT® Code 21480 specifically refers to the closed treatment of temporomandibular dislocation, whether it is the initial treatment or a subsequent intervention. During this procedure, the healthcare provider will carefully manipulate the mandible by pulling it downward and tilting the chin upward to reposition the condyle back into its normal anatomical position. This technique is essential for restoring function and alleviating pain associated with the dislocation.

© Copyright 2025 Coding Ahead. All rights reserved.

1. Indications

The closed treatment of temporomandibular dislocation, as described by CPT® Code 21480, is indicated for patients experiencing dislocation of the temporomandibular joint. This condition may present with various symptoms, including:

  • Jaw Locking The jaw may become locked in an open position due to the dislocation, preventing normal closure.
  • Pain Patients often report significant discomfort or pain in the jaw area, which may radiate to the ears or face.
  • Difficulty Chewing The dislocation can hinder the ability to chew food properly, impacting daily activities.
  • Muscle Spasms Surrounding muscles may spasm, contributing to the inability to move the jaw freely.

2. Procedure

The procedure for the closed treatment of temporomandibular dislocation involves several critical steps to ensure the successful repositioning of the mandible. The following procedural steps are outlined:

  • Step 1: Administration of Anesthesia Prior to the procedure, local anesthetics and/or intravenous muscle relaxants are administered to the patient. This is essential to minimize discomfort and facilitate the manipulation of the jaw during the treatment.
  • Step 2: Manipulation of the Mandible The healthcare provider then carefully pulls the mandible downward while simultaneously tipping the chin upward. This maneuver is designed to free the condyle from its dislocated position in front of the articular eminence of the temporal bone.
  • Step 3: Repositioning the Condyle Once the condyle is freed, the provider guides the mandible back into its normal anatomical position. This step is crucial for restoring the joint's function and alleviating the symptoms associated with the dislocation.

3. Post-Procedure

After the closed treatment of temporomandibular dislocation, patients may require specific post-procedure care to ensure proper recovery. It is common for patients to experience some residual discomfort following the manipulation, which can typically be managed with over-the-counter pain relief medications. Patients are often advised to follow a soft diet to minimize strain on the jaw during the healing process. Additionally, follow-up appointments may be necessary to monitor the joint's function and ensure that no further dislocations occur. In cases of recurrent dislocations, further interventions, such as immobilization techniques, may be considered to provide additional support and stability to the joint.

Short Descr CLTX TMPRMAND DISLC 1ST/SBSQ
Medium Descr CLOSED TX TEMPOROMANDIBULAR DISLOCATION 1ST/SBSQ
Long Descr Closed treatment of temporomandibular dislocation; initial or subsequent
Status Code Active Code
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) 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) 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 Procedure or Service, Multiple Reduction Applies
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) P5B - Ambulatory procedures - musculoskeletal
MUE 1
CCS Clinical Classification 144 - Treatment, facial fracture or dislocation
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).
53 Discontinued procedure: under certain circumstances, the physician or other qualified health care professional may elect to terminate a surgical or diagnostic procedure. due to extenuating circumstances or those that threaten the well being of the patient, it may be necessary to indicate that a surgical or diagnostic procedure was started but discontinued. this circumstance may be reported by adding modifier 53 to the code reported by the individual for the discontinued procedure. note: this modifier is not used to report the elective cancellation of a procedure prior to the patient's anesthesia induction and/or surgical preparation in the operating suite. for outpatient hospital/ambulatory surgery center (asc) 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).
54 Surgical care only: when 1 physician or other qualified health care professional performs a surgical procedure and another provides preoperative and/or postoperative management, surgical services may be identified by adding modifier 54 to the usual procedure number.
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.
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.
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.)
AQ Physician providing a service in an unlisted health professional shortage area (hpsa)
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
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)
Q1 Routine clinical service provided in a clinical research study that is in an approved clinical research study
RT Right side (used to identify procedures performed on the right side of the body)
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
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
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2025-01-01 Changed Short Description changed.
Pre-1990 Added Code added.
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