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Official Description

Reconstruction, toe(s); polydactyly

© Copyright 2025 American Medical Association. All rights reserved.

Common Language Description

Polydactyly of the foot is a congenital condition characterized by the presence of one or more extra toes. This condition can be classified into three types based on the anatomical structures involved. Type I polydactyly involves only soft tissue, Type II includes bone and/or cartilage, and Type III features a complete duplication of the digit along with the associated metacarpal. Additionally, polydactyly can be categorized based on the location of the extra digit: pre-axial polydactyly refers to an extra great toe, post-axial polydactyly indicates an extra little toe, and central polydactyly involves an additional toe located in the central part of the foot. The procedure denoted by CPT® Code 28344 specifically addresses the reconstruction of the duplicated digit. In cases of pre-axial or post-axial polydactyly, the surgical intervention focuses on reconstructing the duplicated or split great toe or little toe to form a single functional digit. This reconstruction process typically necessitates the excision of bone or cartilage, along with the careful rearrangement of skin, soft tissue, tendons, joints, and ligaments to achieve a cohesive and functional digit. In contrast, central polydactyly often requires a more intricate surgical approach, involving comprehensive reconstruction of both the forefoot and the toes to ensure proper alignment and function.

© Copyright 2025 Coding Ahead. All rights reserved.

1. Indications

The procedure coded as CPT® 28344 is indicated for the surgical reconstruction of toes affected by polydactyly. The specific indications for this procedure include:

  • Polydactyly Type I - Involves soft tissue duplication without bony involvement, necessitating reconstruction to create a single digit.
  • Polydactyly Type II - Involves duplication of the digit that includes bone and/or cartilage, requiring surgical intervention to excise the duplicated structures.
  • Polydactyly Type III - Complete duplication of the digit and metacarpal, which requires a more extensive reconstruction to restore normal anatomy and function.
  • Pre-axial Polydactyly - Presence of an extra great toe that must be reconstructed to form a single functional digit.
  • Post-axial Polydactyly - Involves an extra little toe that requires surgical reconstruction to achieve a single digit.
  • Central Polydactyly - Involves an extra toe in the central part of the foot, typically requiring a more complex reconstruction of both the forefoot and the toes.

2. Procedure

The surgical procedure for CPT® Code 28344 involves several critical steps to effectively reconstruct the duplicated digit. The following procedural steps are typically undertaken:

  • Step 1: Preoperative Assessment - A thorough evaluation of the patient's foot structure is conducted, including imaging studies to determine the extent of polydactyly and the specific anatomical features that need to be addressed during surgery.
  • Step 2: Anesthesia Administration - The patient is administered appropriate anesthesia to ensure comfort and pain management throughout the surgical procedure.
  • Step 3: Incision and Exposure - An incision is made to access the affected area of the foot. Care is taken to minimize damage to surrounding tissues while providing adequate exposure to the duplicated digit.
  • Step 4: Excision of Duplicated Structures - The duplicated digit, including any excess bone or cartilage, is carefully excised. This step is crucial to prevent complications and to prepare the site for reconstruction.
  • Step 5: Reconstruction of the Single Digit - The remaining structures, including skin, soft tissue, tendons, joints, and ligaments, are meticulously rearranged and reconstructed to form a single, functional digit. This may involve suturing techniques to ensure proper alignment and healing.
  • Step 6: Closure of Incision - Once the reconstruction is complete, the incision is closed using sutures or other closure methods, ensuring that the site is secure and conducive to healing.
  • Step 7: Postoperative Care Instructions - The patient is provided with detailed postoperative care instructions, including guidelines for activity restrictions, wound care, and follow-up appointments to monitor healing.

3. Post-Procedure

After the reconstruction procedure coded as CPT® 28344, patients can expect a recovery period that may vary based on the complexity of the surgery and individual healing responses. Postoperative care typically includes monitoring for signs of infection, managing pain with prescribed medications, and following specific instructions regarding weight-bearing activities. Patients are often advised to keep the surgical site clean and dry, and to attend follow-up appointments for assessment of healing and function. Rehabilitation may be necessary to restore mobility and strength in the affected foot, particularly in cases of central polydactyly where the reconstruction is more extensive. The overall goal of postoperative care is to ensure optimal recovery and functionality of the reconstructed digit.

Short Descr REPAIR EXTRA TOE(S)
Medium Descr RECONSTRUCTION TOE POLYDACTYLY
Long Descr Reconstruction, toe(s); polydactyly
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) 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 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) P3D - Major procedure, orthopedic - other
MUE 1
CCS Clinical Classification 161 - Other OR therapeutic procedures on bone
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.
LT Left side (used to identify procedures performed on the left side of the body)
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Pre-1990 Added Code added.
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