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See a sample rate comparisonCPT 21121 Fee Schedule
Last Verified: October 2026
Healthcare providers use this code to document and receive reimbursement for visits that address moderate-level medical decision-making, often including multiple diagnoses or prescription management.
Genioplasty Sliding Osteotomy Single Pie
| Key Fact | Detail |
|---|---|
| Service Type | Surgery Surgical Procedures on the Musculoskeletal System |
| Common Place of Service | 22 - On Campus Outpatient Hospital 21 - Inpatient Hospital |
| Common Modifiers | None 51 - Multiple procedures 80 - Assistant surgeon |
| Complexity Level | Moderate |
| Medicare Fee Schedule | View Medicare rates for 21121 |
| Medicaid Fee Schedule | View Medicaid rates for 21121 |
National average reimbursement for CPT 21121 by major payers:
$829.11
$949.15
$965.48
$946.22
Compare published rates across providers.
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CPT 21121
5 of 25 sample ratesHigher to lower in this preview
Mngi Endoscopy Asc Inc
$2,673.00Published ratePatient Partners LLC
$2,206.00Published rateSaint Charles Surgical Pavilion Inc
$1,226.00Published ratePrairieland Outpatient Diagnostic Center LLC, Digestive Disease Endoscopy Center
Prairieland Outpatient Diagnostic Center, LLC
$933.00Published rateDelta Endoscopy Center, P.C.
Delta Endoscopy Center PC
$1.00Published rate
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See a sample payer proposalCPT 21121 vs. Other Surgical Procedures on the Musculoskeletal System Codes
The CPT 21121 code is part of the Surgery services used for Surgical Procedures on the Musculoskeletal System. It represents a moderate-complexity encounter and is one of several codes that vary based on time spent, level of medical decision-making, and documentation requirements.
The CPT 21121 code involves more provider time and moderate medical decision-making, unlike lower-level codes that require less time and simpler assessments. It typically includes multiple diagnoses, medication management, or test interpretation, leading to higher reimbursement and more detailed documentation requirements.
| Code | Complexity | Description |
|---|---|---|
| 21120-CPT | Moderate | Genioplasty Augmentation (Aut, Genioplasty Augmentation (Autograft Allograft Prosthetic Material) Genioplasty Augmentation (Autograft Allograft Prosthetic |
| 21121-CPT | Moderate | Genioplasty Sliding Osteotomy Single Pie |
| 21122-CPT | Moderate | Genioplasty Sliding Osteotomi, Genioplasty Sliding Osteotomies Two Or More Osteotomies(Eg Wedge Excision Or Bone Wedge Reversal For Asymmetrical Chin) |
| 21123-CPT | High | Genioplasty Sliding Augmenta, Genioplasty Sliding Augmentation With Interpositional Bonegrafts (Includes Obtaining Autografts) Genioplasty Sliding Augmentation With Interpositional Bone |
What is a fee schedule?
A fee schedule is a list of fixed prices that healthcare providers charge for specific services, including CPT 21121. These prices vary depending on payer type (Medicare, Medicaid, private insurance), geographic location, and provider contracts.
Understanding the 21121 fee schedule helps patients estimate costs and providers optimize billing for accurate reimbursements.
Factors that affect fee schedules
Medicare & Medicaid Rates
Government-set reimbursement amounts
Private Insurance Rates
Negotiated rates between providers and insurance companies
Geographic Location
Costs may be higher in urban areas.
Provider Type
Hospital providers may have different rates than private practice.
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