D8660 - Pre-Ortho Exam
Pre-orthodontic treatment examination.
- Procedure Code
- D8660
- Category
- Orthodontics
Insurance Verification Benchmarks & Billing Guidelines
Benchmark Policy Source: Delta Dental 2026
- Frequency Limitation
- Subject to group/individual contract frequency limitations (none)
Required Claim Attachments & Pre-Submission Checklist
- Standard ADA claim form with CDT procedure code and date of service
Bill When (Allowable Clinical Criteria)
- Indicated for medically and clinically necessary treatment as documented in patient's dental record.
Restrictions & Clinical Exclusions
- Benefits are denied for patients with orthodontic treatment history.
- Fees for D8660 are not billable to the patient with any other oral evaluation (D0120 – D0180).
- D8660 is included in the oral evaluation frequency limits.
- Fees for D8660 are not billable to the patient when submitted with D8070, D8080, D8090.
- All services and treatment provided remotely via tele-health modalities, be they synchronous or asynchronous, must be performed by a licensed dentist or their supervised staff, acting within the scope of applicable law. Services and treatment delivered virtually are only a benefit when the elements included in the descriptor of the CDT procedure code are completed and only when they meet generally accepted clinical guidelines.
- Fees for final orthodontic records (images, photos, and models) are included in the treatment and not billable to the patient.
Common Claim Denial Codes & Overturn Strategies
| Denial Code | Denial Reason | Appeal & Overturn Strategy |
|---|---|---|
| CO-119 | Benefit maximum or frequency limitation exceeded for procedure | Submit clinical narrative detailing extraordinary circumstances, active recurrent pathology, or exception criteria. |
ICD-10 Justification & Crosswalk Mappings
| ICD-10 Code | Diagnosis Name | Category | Primary Justification | Claim Type | Clinical Scenario |
|---|