21123 Geniop sldg augmentation
Also known as: sliding genioplasty with augmentation, osteotomy with implant
Genioplasty with sliding osteotomy of the chin and soft tissue augmentation, combining bone repositioning with implant or graft placement.
In Plain Language
Chin surgery combining bone movement and implant; Reshaping and enlarging the chin; Complex chin reconstruction
Clinical Context
Used when bone repositioning alone is insufficient and additional soft tissue or skeletal volume is required.
RVU Breakdown
| Work RVU | 11.06 |
| Total RVU | 11.06 |
Est. Medicare Payment
National estimate based on 2026 CMS PFS Conversion Factor ($33.40). Actual payment varies by locality (GPCI adjustment).
Billing & Documentation
As a surgical CPT code, proper documentation must include the operative report detailing the procedure performed, patient positioning, approach, findings, and any complications. This code has a 90-day global period, which includes the day of the procedure, 1 day preoperative, and 90 days of postoperative care. Ensure the diagnosis code (ICD-10) supports medical necessity for the procedure.
How This Code Compares
With a work RVU of 11.06, this code ranks in the 62nd percentile among Surgery codes — 1.4x the median (8.00). The highest wRVU in this category is 106.19.
Specialties
Frequently Asked Questions
What is CPT code 21123?
CPT 21123 (Geniop sldg augmentation) is a Surgery code. Genioplasty with sliding osteotomy of the chin and soft tissue augmentation, combining bone repositioning with implant or graft placement.
What is the wRVU value for CPT 21123?
The work RVU for CPT 21123 is 11.06. This code is primarily used by Maxillofacial Surgery, Plastic Surgery. It has a 90-day global period.
When is CPT 21123 used?
Used when bone repositioning alone is insufficient and additional soft tissue or skeletal volume is required.
Track This Code in RVU Edge
Log procedures, calculate wRVUs, and benchmark against national data — all in one app.
CPT® is a registered trademark of the American Medical Association. Data sourced from CMS Physician Fee Schedule RVU26A. Descriptions, synonyms, and clinical context are original content by RVU Edge.