21121 Geniop sldg osteot 1
Also known as: sliding genioplasty, sliding osteotomy, chin osteotomy
Genioplasty with sliding osteotomy of the chin in a single piece, involving surgical fracture and repositioning of the anterior mandible.
In Plain Language
Surgically moving and reshaping your chin; Sliding the chin bone forward or back; Chin reconstruction with bone cutting
Clinical Context
Used for microgenia, retrognathia, or major chin deformities. Provides greater correction than simple augmentation.
RVU Breakdown
| Work RVU | 7.61 |
| Total RVU | 7.61 |
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 7.61, this code ranks in the 48th percentile among Surgery codes — 1.1x below the median (8.00). The highest wRVU in this category is 106.19.
Specialties
Frequently Asked Questions
What is CPT code 21121?
CPT 21121 (Geniop sldg osteot 1) is a Surgery code. Genioplasty with sliding osteotomy of the chin in a single piece, involving surgical fracture and repositioning of the anterior mandible.
What is the wRVU value for CPT 21121?
The work RVU for CPT 21121 is 7.61. This code is primarily used by Maxillofacial Surgery, Plastic Surgery. It has a 90-day global period.
When is CPT 21121 used?
Used for microgenia, retrognathia, or major chin deformities. Provides greater correction than simple augmentation.
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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.