The cost of an oral appliance for sleep apnea starts before the dentist's part. Sleep apnea is a medical diagnosis made through a sleep study and managed by a physician, so the sleep study and the physician visits are separate costs. The dental side then covers the assessment, the custom appliance, the fitting and adjustments, and follow-up, including a repeat sleep study to check that it works. Appliances also wear and need remaking, and bite changes need monitoring. Insurance is where this differs most from other dental work. Oral appliances for diagnosed sleep apnea are frequently processed under medical benefits and not dental ones, often with a prior authorization, and appliances for snoring alone are usually excluded. Ask whether your sleep study and the appliance are billed under medical benefits, and get the prior authorization decision in writing before the appliance is made.
Published fees for the coded services
| Service | Delta Dental of Washington plan, 2023 | Maryland Medicaid, 2025 |
|---|---|---|
| Occlusal guard, hard, full arch (D9944), the closest listed custom appliance | $330 | $150 |
Private offices can charge more, and fees differ by region and case. Sources: the Delta Dental of Washington fee schedule (as of June 8, 2023) and the Maryland Healthy Smiles 2025 fee schedule. For a fee lookup by ZIP code, see FAIR Health Consumer.
What moves the number
What drives the cost of a sleep apnea appliance
| Factor | Detail |
|---|---|
| Diagnosis | A sleep study and a physician's diagnosis usually come first. They are billed separately from the dental work. |
| Design | Custom adjustable devices, fixed devices and tongue-retaining designs differ in cost and in how well they can be tuned. |
| Fitting and titration | Adjusting the advancement takes several visits. Find out whether they are included. |
| Efficacy testing | A repeat sleep study confirms whether it works. It is a medical service with its own fee. |
| Follow-up and monitoring | Bite changes are measured against baseline records over time. |
| Replacement | Appliances wear out and may need remaking. |
Complete cost
What belongs in an estimate
The sleep study and physician consultations, which are separate from dental costs
Dental assessment and baseline records
The appliance, by design and laboratory
Fitting and titration visits
A repeat sleep study to check that it works
Periodic review visits and bite monitoring
Repair and replacement of the appliance
Treatment of any bite changes that develop
Ask for an itemized estimate that says which items are dental and which are medical.
Where surprises come from
Things people do not expect
A dentist quoting an appliance for snoring with no sleep study, which leaves apnea unaddressed
A plan that denies the claim because no prior authorization was obtained
Different policies for the sleep study, the physician and the appliance
Repeat testing that was not in the quote
An appliance that needs adjusting or remaking within a few years
Compare like for like
Questions that make two quotes comparable
- Do I have a diagnosis from a sleep study, and who made it?
- Is this a custom, adjustable appliance, and how many visits does titration take?
- Which items will be billed to medical insurance and which to dental?
- Is prior authorization needed, and who obtains it?
- How will effectiveness be tested, and is that in the estimate?
- What monitoring for bite changes is included, and what does a replacement cost?
Insurance
Which plan to ask
Oral appliances for diagnosed sleep apnea are frequently processed under medical benefits. A documented diagnosis, and often evidence that CPAP was not tolerated, are commonly required for approval. Appliances for snoring without diagnosed apnea are usually excluded. Dental plans that do cover an appliance often apply frequency limits measured in years. Because the sleep study, the physician consultations and the dental appliance may be billed to different policies, ask both your medical plan and your dental plan, and ask whether prior authorization is needed. Proceeding without it commonly results in a denial. Medicare and Medicaid have their own rules, so check them directly if they apply.
Check the physician who diagnosed you whether they will support a request, and what documentation the plan wants.
Lowering the bill
Ways to reduce cost without lowering the standard
Ask your physician and your dentist to coordinate, so the diagnosis and the request reach the plan together
Ask what CPAP alternatives cost over time, so you compare the total path
Call a dental school or sleep medicine program to find out whether they make oral appliances
Ask about repair terms and what wear to expect
Do not buy an over-the-counter device as a substitute for treatment of diagnosed apnea without medical advice
Questions people ask
Common questions
01Does insurance cover a sleep apnea oral appliance?
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Often, under medical benefits when apnea is diagnosed. A documented diagnosis, and often evidence of CPAP intolerance, are commonly required, and prior authorization is usually needed. Snoring alone is typically excluded. Dental plans that cover appliances often limit frequency. Check with both your medical and your dental plan, and get the answer in writing.
02Why does a sleep study come first?
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Because sleep apnea is a medical diagnosis, and treating snoring without knowing whether apnea is present can quiet the symptom while leaving the condition unaddressed. A dentist can make and manage an appliance within a physician's diagnosis. Ask who made your diagnosis and who will confirm that the appliance works.
03Is an oral appliance cheaper than CPAP?
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It depends on the appliance, the plan and how long each is used. Compare the whole path: the diagnosis, the device, follow-up, replacement and any repeat testing. CPAP is generally more effective at controlling apnea, and adherence matters, so cost is only one part of the choice. Check your physician.
04How long does an oral appliance last?
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Appliances wear and may need repair or remaking, and how long one lasts depends on the design and your habits. Check with your dentist what to expect, what repairs cost and whether your plan limits how often it pays for a replacement. Frequency limits are often measured in years.
05Can a store-bought device replace a custom one?
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Not for diagnosed sleep apnea without medical advice. Over-the-counter devices are not adjustable in the same way and are not made from your own records. If you have a diagnosis, ask your physician and dentist whether a custom appliance is appropriate and what a non-custom option would risk.
06Who makes an oral appliance for sleep apnea?
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A dentist trained in the area, working with the physician who made the diagnosis. Ask about experience, whether baseline bite records are taken, how effectiveness is tested and how bite changes are monitored. See the orofacial pain and general dentist guides for what the roles involve.
07Will an oral appliance change my bite?
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It can, in some users, which is why baseline records and regular monitoring matter. Check what changes to watch for, how often you will be seen and what would be done if your bite shifts. Report persistent jaw pain or any noticeable change in how your teeth meet.
08Do I need prior authorization?
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Usually. Plans commonly require it, and proceeding without it often results in a denial. Check with the dental office and the plan who will submit the request, what documents are needed and how long approval takes. Keep copies of everything, including the sleep study and the physician's notes.
09Will my sleep study results be needed by the dentist?
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Yes. The dentist works within your physician's diagnosis, and the plan usually wants documentation. Ask the sleep physician to send the report, and ask the dental office what else it needs for prior authorization.
10Can I combine an oral appliance with CPAP?
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Sometimes, on medical advice. Your physician decides what treatment suits your condition. Ask about combined use, what testing would confirm that it works and how the costs would be billed to each plan.
11What happens if the appliance does not control my apnea?
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A repeat sleep study can show whether it works. If it does not, your physician may adjust the plan or change treatment. Ask what the estimate covers, whether adjustments are included and what testing costs.
12Are custom appliances better than boil-and-bite ones?
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Custom appliances are made from your records and are usually adjustable. Non-custom devices are not made the same way, and they are not a substitute for treatment of diagnosed apnea without medical advice. Ask your physician and dentist which is appropriate.
Related glossary terms
Sources
- Oral Health TopicsAmerican Dental AssociationAccessed 2026-08-17
- Medicare Dental CoverageCenters for Medicare & Medicaid ServicesAccessed 2026-08-17
- Finding Dental CareNational Institute of Dental and Craniofacial ResearchAccessed 2026-09-23