Orthodontic billing is neither dental nor medical – it is both
Our orthodontic billing services handle the two payment worlds an orthodontic practice lives in: dental insurance, where treatment is billed in CDT codes against lifetime orthodontic maximums, and medical insurance, where orthodontics is covered only when it is medically necessary. Most months, the practice bills dental plans. But for patients with cleft palate, craniofacial anomalies, trauma or orthognathic surgery, the medical side carries the case – and the documentation, coding and authorization rules change completely.
We bill for orthodontists as part of our wider medical billing services, with workflows built around how orthodontic treatment is actually paid: banding dates, records, monthly installments and lifetime maximums on the dental side, and medical necessity, prior authorization and ICD-10 support on the medical side.
How dental plans pay for orthodontics
Dental orthodontic benefits work differently from every other kind of dental coverage. Instead of annual maximums, most plans carry a lifetime orthodontic maximum – a single dollar limit that applies once, across the patient's life or across their time on the plan. Once it is exhausted, it does not renew.
Claims follow the treatment timeline, not the visit schedule:
- Records and diagnosis: diagnostic records establish the case and support the treatment plan. Some plans require pre-treatment review before banding.
- Banding date: the date active treatment begins. This is the anchor date for the case – installment schedules and benefit payments key off it.
- Installment billing: comprehensive treatment is typically billed as a series of monthly claims over the treatment period, not as one lump sum. The number of installments and the amount per installment follow the plan's rules.
- Lifetime maximum tracking: every paid installment draws down the lifetime maximum. We track the remaining benefit per patient so claims stop being submitted when the benefit is exhausted – billing past the maximum just creates denials and patient confusion.
- Age limits: many plans cover orthodontics only up to a certain age. Adult treatment is often excluded or limited, and the eligibility check has to confirm age rules before the case starts.
We run eligibility and benefits checks before treatment begins, confirming the lifetime maximum, the remaining benefit, age limits and whether the plan requires pre-authorization of the treatment plan.
Orthodontic coding: the CDT codes that matter
| Code | Descriptor (summary) | Billing note |
|---|---|---|
| D8010 | Limited orthodontic treatment, primary dentition | Early limited treatment; document the specific problem treated |
| D8020 | Limited orthodontic treatment, transitional dentition | Mixed dentition phase; phase-one treatment |
| D8030 | Limited orthodontic treatment, adolescent dentition | Limited treatment in the permanent dentition |
| D8040 | Limited orthodontic treatment, adult dentition | Often excluded by plans with age limits – verify first |
| D8050 | Interceptive orthodontic treatment, primary dentition | Early intervention to prevent worse problems |
| D8060 | Interceptive orthodontic treatment, transitional dentition | Phase-one treatment in mixed dentition |
| D8070 | Comprehensive orthodontic treatment, transitional dentition | Full treatment started in mixed dentition |
| D8080 | Comprehensive orthodontic treatment, adolescent dentition | The standard comprehensive case for adolescents |
| D8090 | Comprehensive orthodontic treatment, adult dentition | Check age limits and exclusions before starting |
| D8210 | Removable appliance therapy | Billed separately from comprehensive treatment where allowed |
| D8220 | Fixed appliance therapy | Component billing depends on plan rules |
| D8660 | Pre-orthodontic treatment examination | Records and case workup visit |
| D8670 | Periodic orthodontic treatment visit | Adjustment visits within comprehensive treatment |
| D8680 | Orthodontic retention | Post-treatment retention, often a separate benefit limit |
Comprehensive codes (D8070-D8090) are chosen by the dentition stage when treatment begins, and the choice follows the case through every installment. Our medical coding review checks code selection against the treatment record before the first claim goes out.
Orthodontic medical billing: when medical insurance pays
Orthodontic medical billing applies when the treatment is medically necessary rather than dental in nature. The cases that qualify are specific: cleft lip and palate and other craniofacial anomalies, treatment required because of trauma, orthodontics that is part of orthognathic surgery preparation, and severe malocclusion causing documented functional impairment.
Medical billing for orthodontics follows medical rules, not dental ones:
- ICD-10 diagnosis first: the claim needs a covered medical diagnosis – such as cleft palate codes, dentofacial anomaly codes or trauma codes – supported by the clinical documentation, not just a malocclusion finding.
- Prior authorization is the norm: medical plans almost always require authorization before orthodontic treatment begins, with the treatment plan, records and medical necessity documentation submitted up front.
- CPT and HCPCS, not CDT: medical claims use medical procedure codes. The orthodontic work is described in medical terms, and the documentation must read as a medical case.
- Separate from the dental claim: a case cannot be billed to both dental and medical for the same service. The coverage determination – dental benefit or medical necessity – has to be made before billing starts, and the claim goes to one payer under that payer's rules.
We handle the coverage determination workflow: eligibility on both the dental and medical sides, medical necessity documentation review, prior authorization submission and follow-up, and claim submission under the correct benefit. Denials are worked by our denial management team.
Common orthodontic billing denials and how we prevent them
| Denial | Typical cause | Prevention step |
|---|---|---|
| Lifetime maximum exhausted | Installments submitted after the benefit ran out | Remaining benefit tracked per patient; billing stops at the maximum |
| Age limit exclusion | Adult or older-adolescent case under a plan with age limits | Age rules confirmed at eligibility before treatment starts |
| Missing pre-authorization | Treatment started before the plan approved the case | Authorization confirmed before the banding date |
| Installment errors | Wrong installment count, amount or date sequence | Installment schedule built from the plan's rules at case setup |
| Medical necessity denied | Orthodontics billed to medical without qualifying diagnosis | Coverage determination made before billing; dental vs medical decided up front |
| Coordination of benefits | Two plans and the wrong one billed first | Primary vs secondary determined at eligibility for dual-coverage patients |
Every claim passes our Advanced Pre-Submission Claim Review before submission, and open balances are followed up by payer and age.
Credentialing for orthodontists
Orthodontists need enrollment with the dental plans they bill – dental PPOs and indemnity networks each credential separately, with their own applications, contracts and effective dates. Practices that bill medical plans for qualifying cases need medical payer enrollment as well, which is a separate process with separate timelines.
Our credentialing and enrollment service handles both tracks: dental plan applications with CAQH management and follow-up until approval, and medical payer enrollment where the practice bills medically necessary cases. For the dental credentialing details, see our dental credentialing services.
How Fastora supports orthodontic billing
Fastora works inside your existing practice management system under the user access you grant, with no software to install and no hidden setup fees. You get a dedicated account contact, transparent dashboards, monthly performance reporting and a monthly review call – with installment schedules, lifetime maximum tracking and medical-necessity cases reported separately.
Fees are quoted after a free assessment, and you can read how our pricing models work beforehand. To see how your current orthodontic claims hold up, start with a free billing assessment.