OasisLMS

Representatives from the DME MACs, Noridian and CGS answer questions from AADSM members related to billing for and coding for Medicare. 

At the conclusion of this Q&A, participants will: 

• Have a better understanding of billing Medicare for OAT services.

Dentists screening or treating patients with sleep-related breathing disorders.

Tanya Gillies holds the position of Provider Outreach and Education (POE) Consultant for both jurisdiction A and jurisdiction D durable medical equipment Medicare administrative contractors (DME MAC) administered by Noridian Healthcare Solutions. Tanya has been employed with Noridian for the past 18 years. Tanya has extensive experience in training related to DMEPOS coverage criteria and reimbursement.  As an education consultant, she is responsible for offering support to the supplier community as well as creating and presenting training courses involving detailed billing, coding, and coverage requirements for Medicare fee-for-service. Tanya has also had the opportunity to present during many collaborative events with the provider community to assist DME suppliers in their understanding of Medicare DMEPOS requirements. 


Michael Hanna, MPA, CDME, is a Provider Relations Senior Analyst for CGS Administrators, the DME MAC for Jurisdictions B and C.  Michael has been involved in the Medicare program since 2007.  He is the CGS liaison for both the Jurisdiction B and Jurisdiction C councils.  He is the Community Coach for multiple states in Jurisdiction C where he is active in their state association meetings and other educational events held in those states.  Michael also participates in several CERT initiatives, working with CMS staff and other MACs to help reduce the overall CERT error rate.  He holds two degrees from the University of Missouri.

Tanya has no potential conflicts of interest to disclose.
Michael has no potential conflicts of interest to disclose.

Content for this lecture was last reviewed and approved by the AADSM Director of Education, Dr. Trish Braga, on June 26, 2025. Dr. Braga does not has any relevant financial interest/other relationships to disclose.

Original record date: June 26, 2025
Expiration date: None*

*Course content is reviewed every 3 years to ensure it is current and accurate. Should it be determined that course content is no longer current or accurate, content will expire. The AADSM will communicate that information to all registered attendees and course access will be removed.  

This educational offering was funded exclusively by the AADSM. For questions regarding the content of this program or for technical assistance, contact the AADSM at info@aadsm.org or 630-686-9875.

The American Academy of Dental Sleep Medicine is an ADA CERP Recognized Provider. ADA CERP is a service of the American Dental Association to assist dental professionals in identifying quality providers of continuing dental education. ADA CERP does not approve or endorse individual courses or instructors, nor does it imply acceptance of credit hours by boards of dentistry. Concerns or complaints about a CE provider may be directed to the provider or to ADA CERP at www.ADA.org/cerp. The American Academy of Dental Sleep Medicine designates this activity for 1 continuing education credit(s).