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Official Description

Open treatment of metacarpophalangeal dislocation, single, includes internal fixation, when performed

© Copyright 2025 American Medical Association. All rights reserved.

Common Language Description

The CPT® Code 26715 refers to the open treatment of a single metacarpophalangeal (MCP) dislocation, which is a specific type of joint dislocation occurring at the base of the fingers where the metacarpal bones meet the proximal phalanges. This procedure involves a surgical approach to correct the dislocation, which may be necessary when the joint cannot be realigned through non-surgical methods. The open treatment allows for direct visualization and manipulation of the joint structures, ensuring that the dislocation is properly addressed. During the procedure, a dorsal (back of the hand) or volar (palm) incision is made to access the affected joint. If a volar incision is chosen, special care is taken to avoid damaging the digital neurovascular bundles, which are critical for finger function and sensation. The surgical team retracts the tendons and muscles to gain access to the joint, and the volar plate, a ligamentous structure that stabilizes the joint, is carefully teased out to facilitate the reduction of the dislocated joint. Once the joint is properly aligned, internal fixation may be applied as necessary, often utilizing wire fixation to maintain stability during the healing process. After the procedure, the incision is closed, and if multiple joints require treatment, the same code (26715) is reported for each joint treated, ensuring accurate documentation and billing for the surgical intervention.

© Copyright 2025 Coding Ahead. All rights reserved.

1. Indications

The open treatment of a single metacarpophalangeal dislocation, as described by CPT® Code 26715, is indicated in the following scenarios:

  • Single MCP Dislocation This procedure is performed when there is a dislocation of a single metacarpophalangeal joint that cannot be reduced through closed methods.

2. Procedure

The procedure for the open treatment of a single metacarpophalangeal dislocation involves several critical steps to ensure proper alignment and stabilization of the joint:

  • Step 1: Incision A surgical incision is made either on the dorsal (back) side of the hand or the volar (palm) side, depending on the specific case and the surgeon's preference. The choice of incision is crucial as it provides access to the dislocated joint while minimizing damage to surrounding structures.
  • Step 2: Retraction of Soft Tissues Once the incision is made, the surgeon carefully retracts the tendons and muscles to expose the metacarpophalangeal joint. This step is essential to visualize the joint and the surrounding anatomical structures clearly.
  • Step 3: Teasing Out the Volar Plate The volar plate, which is a ligamentous structure that helps stabilize the joint, is teased out of the joint space. This maneuver is necessary to facilitate the reduction of the dislocated joint and to ensure that the joint surfaces can be properly aligned.
  • Step 4: Reduction of the Dislocation The dislocated joint is then reduced, meaning that the bones are realigned into their normal anatomical position. This step is critical for restoring function and stability to the joint.
  • Step 5: Internal Fixation If deemed necessary, internal fixation is applied to maintain the alignment of the joint. This is typically achieved using wire fixation, which provides stability during the healing process.
  • Step 6: Wound Closure After the joint has been successfully treated and stabilized, the surgical wound is closed. This may involve suturing the skin and ensuring that the incision site is properly secured to promote healing.

3. Post-Procedure

Post-procedure care following the open treatment of a single metacarpophalangeal dislocation includes monitoring for any signs of complications, such as infection or improper healing. Patients are typically advised on how to care for the surgical site and may be given instructions regarding activity restrictions to allow for optimal recovery. Rehabilitation may be necessary to restore full function to the hand, and follow-up appointments are essential to assess the healing process and the effectiveness of the treatment.

Short Descr TREAT KNUCKLE DISLOCATION
Medium Descr OPEN TREATMENT METACARPOPHALANGEAL DISLOCATION
Long Descr Open treatment of metacarpophalangeal dislocation, single, includes internal fixation, when performed
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) 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 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 3
CCS Clinical Classification 148 - Other fracture and dislocation procedure
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.
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).
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.
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.)
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).
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
F1 Left hand, second digit
F2 Left hand, third digit
F3 Left hand, fourth digit
F4 Left hand, fifth digit
F5 Right hand, thumb
F6 Right hand, second digit
F7 Right hand, third digit
F8 Right hand, fourth digit
F9 Right hand, fifth digit
FA Left hand, thumb
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
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
TA Left foot, great toe
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
Date
Action
Notes
2008-01-01 Changed Code description changed.
Pre-1990 Added Code added.
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