Oral Appliances for Sleep Apnea
Customize your policy alerts
Sign up for all Blue Cross Blue Shield - Rhode Island policy alerts
Know when Blue Cross Blue Shield - Rhode Island releases new policies or updates existing guidance.
Monitor payer policy activity
Policy covering use, billing, and coverage stance for intraoral (dental) appliances to treat obstructive sleep apnea (OSA) for Medicare Advantage and commercial members; also states noncoverage for certain alternative devices and OTC appliances.
No material clinical or coverage changes in this revision.
Coverage Criteria for Oral Appliances
Covered Indications
Covered when rendered by trained providers for documented mild to moderate OSA and when billed under the DME benefit:
Includes fitting and adjustments; global fee includes initial evaluation, oral/dental impressions, fabrication, initial fitting/education, and three follow-up visits. Cephalometric X-rays (with and without the appliance) may be billed separately as diagnostic testing.
Not Covered / Not Medically Necessary
Not covered or considered not medically necessary:
Specific HCPCS/K codes are listed as not covered or not medically necessary.
See coding section for full code listings.
Other oral appliances that are intended to treat temporomandibular joint disease (TMJ) or bruxism (tooth grinding or clenching) are not covered. Similarly, oral appliances marketed for snoring alone when snoring is not associated with a diagnosis of obstructive sleep apnea are not covered. These items are excluded because they are not provided for the treatment of documented mild-to-moderate OSA under the durable medical equipment benefit.
Covered intraoral appliances must be furnished by clinicians trained in oral sleep appliances and billed under the member's DME benefit. Benefits and eligibility are determined by the member’s subscriber agreement or employer agreement, which supersede this policy. For member-specific coverage or billing questions, providers should contact the provider call center.
The policy identifies several alternative or novel devices for which evidence is insufficient and which are considered not medically necessary or not covered. These include: nasal EPAP (e.g., PROVENT), oral pressure therapy (e.g., Winx), palate and mandible expansion devices (Daytime-Nighttime DNA and mRNA appliances), non-invasive tongue stimulation (e.g., eXciteOSA), and positional trainers with vibration (e.g., NightBalance). Clinical studies to date (RCTs, case series, and single-arm trials) are limited, have variable results, and do not provide sufficient evidence of net health benefit to support coverage.
If a service or device is determined to be not medically necessary or is a non-covered benefit, providers may not bill or collect payment from the member unless the member has been informed in advance and has provided a written agreement to accept financial responsibility. Providers should follow the applicable participation agreement and verify member-specific benefits before rendering non-covered services.
Coding and Billing
| A7047 | Oral interface used with respiratory suction pump, each (used with Winx system) |
| K1001 | Electronic positional obstructive sleep apnea treatment, with sensor, includes all components and accessories, any type |
| K1028 | Power source and control electronics unit for oral device/appliance for neuromuscular electrical stimulation of the tongue muscle for the reduction of snoring and obstructive sleep apnea, controlled by phone application |
| K1029 | Oral device/appliance for neuromuscular electrical stimulation of the tongue muscle, used in conjunction with the power source and control electronics unit, controlled by phone application, 90day supply |
| E1399 | Durable Medical Equipment, Miscellaneous (used for non-specific/non-coded devices such as non-invasive tongue stimulator prior to specific codes) |
| 95807-52 | daytime, abbreviated cardio-respiratory sleep study (cited in reference) |
Provider Actions, Documentation, and Administrative Requirements
Prior authorization
Prior authorization is not required for initial provision of custom oral appliances, and medical review/preauthorization is not required for repairs or replacements when initial services did not require prior authorization. Providers should follow the Durable Medical Equipment Repair and Replacement policy for coverage guidance on replacements and repairs.
Therapy sequencing
CPAP is supported as first-line therapy for obstructive sleep apnea. Oral appliances are an acceptable alternative when CPAP is not tolerated, contraindicated, or when a provider documents that the member is an appropriate candidate for an oral appliance (typically for mild to moderate OSA or when CPAP adherence is not achievable).
Denial triggers and billing cautions
Common denial triggers include: use of over-the-counter oral appliances (not covered), appliances intended only for snoring without OSA diagnosis (not covered), and novel or experimental devices lacking evidence of effectiveness (not medically necessary). Billing for devices without a specific HCPCS should use appropriate unlisted DME codes; using codes that are designated not covered or not medically necessary will result in denial.
- Over-the-counter oral appliances are not covered.
- Devices for snoring only (no OSA) are not covered.
- Novel technologies with insufficient evidence (e.g., unproven oral pressure or palatal/mandibular expansion devices) are not medically necessary.
- Use applicable unlisted DME codes (e.g., E1399) when no specific HCPCS exists; do not bill with codes listed as not covered.
Verify benefits and member financial liability
Benefits and eligibility are determined by the member's subscriber agreement, member certificate, and/or the employer agreement and those documents supersede this policy. Providers must verify member-specific benefits, prior authorization requirements (if any), and member financial responsibility by contacting the BCBSRI provider call center before rendering services. This policy is informational and not a guarantee of payment.
- Verify member-specific coverage and DME copayments, coinsurance, and deductibles prior to service.
- Contact the provider call center to confirm benefits and any plan-specific requirements.
Member financial liability risk
If services are determined to be non-covered or not medically necessary under the member's plan, providers may not bill the member unless the member has been informed in advance and has agreed in writing to assume financial responsibility. Refer to participation agreements for applicable provisions.
Definitions and Device Types
Background
Obstructive sleep apnea (OSA) is characterized by repetitive upper airway collapse during sleep, producing intermittent hypoxemia, sleep fragmentation, daytime sleepiness, and increased cardiopulmonary risk. Management options include weight loss, positional measures, positive airway pressure (CPAP), and oral appliances. Oral appliances (custom-fitted mandibular advancing/positioning or tongue-retaining devices) are an alternative therapy for mild-to-moderate OSA or for patients who are intolerant of CPAP. Evidence indicates CPAP is generally more effective in reducing the apnea–hypopnea index, but custom-fitted oral appliances—provided by trained dental clinicians with appropriate fitting and follow-up—can improve symptoms and are covered under the DME benefit when medical necessity criteria are met.
Revision History
Policy effective date: document effective as of January 10, 2021.
Policy last reviewed on June 16, 2021.
OpenPayer is powered by Trek Health's payer performance platform. Trek continuously ingests, validates, and normalizes Transparency in Coverage data alongside payer policies and other commercial payer data to create a structured payer intelligence foundation. OpenPayer uses this foundation to deliver personalized search results, dynamically generated policy pages, and tailored policy monitoring based on each user's payers, specialties, billing codes, and areas of interest. The same intelligence powers broader payer performance workflows, including reimbursement benchmarking, contract evaluation, payer negotiations, and financial decision-making.