Delta Sleep International is pleased to bring you some of the top trainers, consultants and thought leaders in Dental Sleep Medicine. This is your chance to hear directly from the experts that are transforming our industry to help you improve your business.


Dr. Jonathan Lown is a highly-regarded physician board certified in the areas of Sleep, Internal Medicine and Lipidology and is a Diplomate of Sleep and Internal Medicine -ABIM. He is the Clinical Director of Delta Sleep Center of Long Island, and Co-founder of Delta Sleep International, established to disseminate knowledge about Sleep, worldwide. In addition, Dr. Lown is Assistant Professor of Medicine, Stony Brook University Medical School.

Doctor Lown is passionate about treating patients with sleep difficulties including Obstructive Sleep Apnea and was diagnosed with Obstructive Sleep Apnea himself in 2000, and has been a compliant CPAP user for over 17 years. He has also partnered with Sleep Dentists, to improve awareness and treatment alternatives for OSA and is an active member of both the AASM (American Academy of Sleep Medicine) and AADSM (American Academy of Dental Sleep Medicine), and is a member of the AADSM education committee. 


Dr. Kent Smith is a Diplomate of the American Board of Dental Sleep Medicine and American Sleep and Breathing Academy, is on the Advisory Committee of the Australasian Academy of Dental Sleep Medicine and is President of the American Sleep and Breathing Academy. In 2007, he was asked to start a sleep curriculum at the Las Vegas Institute for Advanced Dental Studies, and in 2012, he was the first in Texas to be awarded a Dental Sleep Medicine Facility Accreditation. In 2013, he was asked to host a weekly radio show on sleep disorders, now hosting “Pillow Talk”, heard 3 times weekly on KAAM 770 in the Dallas area. He runs two sleep practices in the Dallas/Ft. Worth area and has been speaking on many topics related to sleep both nationally and internationally for the last 15 years.


Dr. Charkhandeh is a general dentist who maintains a group of private practices in Edmonton and Calgary with an interest in Dental Sleep Medicine and TMD Management. He is actively involved in clinical research in Dental Sleep Medicine and his research focuses on developing new technologies to improve treatment outcome predictability and patient selection in Oral Appliance Therapy for patients with Obstructive Sleep Apnea (OSA) and improving clinical workflow efficiencies, utilizing different digital technologies. He is the recipient of the 2012 & 2015 Clinical Research Award and 2015 Clinical Excellence Award from the American Academy of Dental Sleep Medicine (AADSM).


Dr. Arthur Feigenbaum is a Diplomate of the American Board of Dental Sleep Medicine and co-founder of Delta Sleep International. He is dental director both at Delta Sleep Center of Long Island and Sleep Diagnostics of New York. Dr. Feigenbaum has been a lecturer and consultant on Dental Sleep Medicine. He also does Dental Sleep Medicine for Holistic Dentists of New York and has been in private practice for over 35 years. Dr. Feigenbaum has been on the board of trustees of the Queens County Dental Society for the past 5 years and is also a committee member for the American Academy of Dental Sleep Medicine.


Dr. Steve Carstensen, is the co-founder of Premier Sleep Associates, a dental practice dedicated to treating obstructive sleep apnea and snoring.  After graduating from Baylor College of Dentistry in 1983, he and his wife, Midge, a dental hygienist, started a private practice of general dentistry in Texas before moving to native Seattle in 1990.  In 1996 he achieved Fellowship in the Academy of General Dentists in recognition of over 3000 hours of advanced education in dentistry, with an increasing amount of time in both practice and classwork devoted to sleep medicine.  A lifelong educator himself, Dr. Steve is currently the Sleep Education Director for both Pankey Institute and Spear Education, recognized as among the finest places for dentists to further their education.  As a volunteer leader for the American Dental Association, he was a Program Chairman and General Chairman for the Annual Session, the biggest educational event the Association sponsors.

For the American Academy of Dental Sleep Medicine he’s been a Board Member, Secretary Treasurer, and President-Elect.  In 2006 he achieved Certification by the American Board of Dental Sleep Medicine.

Along with seeing patients he keeps a very active international speaking schedule, addressing 20+ groups of dentists, physicians, and leaders in medicine each year to help them find ways to improve the health of their communities.

In 2014, he became the founding Editor-in-Chief of Dental Sleep Practice magazine, a publication for medical professionals treating sleep patients.  He is a frequent contributor to webinars and other online education in this field.


Dr. Gy Yatros has been practicing dental sleep medicine for over 15 years and is a well-respected international lecturer in the field of sleep-disordered breathing and dental sleep medicine.  Through his pragmatic and energetic teaching approach he has earned visiting faculty positions at the nationally esteemed Dawson Academy, Spear Education, and Pankey Institute.  He has offices in Bradenton, Sarasota and Tampa, Florida devoted exclusively to the treatment of sleep disordered breathing and TMD.  He is a Diplomate of the American Board of Dental Sleep Medicine (ABDSM), past president of the Manatee Dental Society and is an Affiliate Assistant Professor of the Department of Internal Medicine with the University of South Florida, College of Medicine.  He is a Co-Founder of the Dental Sleep Solutions system for successfully implementing dental sleep medicine in dental practices.


Jayme Matchinski draws on her extensive experience in health and corporate law to help health care companies handle the complex regulatory and operational issues unique to the industry. She assists with compliance, reimbursement, licensure and certification issues affecting health care providers, as well as with the purchase, sale and formation of health care entities.

Jayme, the former vice president of a national health care consulting firm, has successfully represented health care providers in reimbursement claims against insurance carriers and the Centers for Medicare and Medicaid Services. She works with physicians and health care systems in the licensure, certification, legal structure and reimbursement structuring of post-acute venues of care, including sleep disorder centers, rehabilitation hospitals and facilities, ambulatory surgery centers, long-term acute care hospitals, skilled nursing facilities, nursing homes and assisted living facilities.

She has significant experience in the area of sleep medicine and since 2005 has written the “Legal Notes” column in A2Zzz Magazine, a publication of the American Association of Sleep Technologists. She covers regulatory, reimbursement, compliance, operational and contract issues that could potentially impact sleep disorder centers.

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Dr. John Viviano obtained his Dentistry credentials from the University of Toronto in 1983. His clinic is limited to managing sleep-disordered breathing and sleep-related bruxism. He is a Credentialed Diplomate of the American Board of Dental Sleep Medicine and has lectured internationally, conducted original research, and authored original articles on the management of sleep-disordered breathing. His clinic is the first Canadian facility accredited by the American Academy of Dental Sleep Medicine. Dr. Viviano also hosts the SleepDisordersDentistry LinkedIn Discussion Group and conducts dental sleep medicine CE programs for various levels of experience, including a 4-day Mini Residency.


Dr. Mark Murphy is the Lead Faculty for Clinical Education at ProSomnus Sleep Technologies, Principal of Funtional Consulting, serves on the Guest Faculty at the University of Detroit Mercy and Michigan Schools of Dentistry and as a Regular Presenter on Business Development, Practice Management and Leadership at the Pankey Institute. He has served on the Boards of Directors of the Pankey Institute, National Association of Dental Laboratories, the Identalloy Council, the Foundation for Dental Laboratory Technology, St. Vincent DePaul’s Dental Center and the Dental Advisor. He lectures internationally on Leadership, Practice Management, Communication, Case Acceptance, Planning, Occlusion, Sleep and TMD. He has a knack for presenting pertinent information in an entertaining manner


Cindy White is an Education Consultant with Noridian Healthcare Solutions providing DMEPOS education to suppliers in both jurisdictions A and D. She holds a Bachelor of Arts degree in Communication Studies from Eastern Washington University and has been with Noridian since the fall of 2012. Prior to joining Noridian, Cindy spent 17 years working in the DMEPOS industry for a respiratory supplier, bringing a unique perspective and strong desire to provide quality education to the supplier community.

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Dr. Richard Monahan is board certified in maxillofacial radiology and holds faculty appointments at Northwestern University and The University of Texas Health Science Center. He serves as director of Radiology at The University of Illinois College of Dentistry. He has been a member of the medical staff at Shriners Hospital since 2010. Dr. Monahan has presented over two hundred hours of continuing education at professional meetings and academic centers worldwide.


Dr. Susan Maples combines 30+ years of clinical private practice with a master’s degree in business/marketing and a well-developed passion for evidence-based mouth-body connections. As a health educator, Susan is the developer of Total Health Academy, author of BlabberMouth: 77 Secret’s Only Your Mouth Can Tell You to Live a Healthier, Happier, Sexier Life, and creator of the Hands-On Learning Lab ™ kit., a science based learning curriculum for children in the dental office.

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Randy Curran has help over one thousand dental practices on the financial side of dental sleep medicine with the direct supervision of the collection of over $30 million dollars for dental sleep medicine treatments. With over 11 years billing for all aspects of sleep medicine, he has wealth of knowledge with medical insurance coverage criteria and expected reimbursements.   

Randy loves helping practices and the patients they serve together.   He and his team at Pristine Medical Billing embed their services as an extension of the practice and currently process over 800 sleep patients monthly. Randy has always been on the cutting edge of maximizing reimbursement while protecting the practices from audits with proper coding and collections protocols.

With always keeping the mentality of having enough hands on deck to serve, Randy has grown his billing team to over 30 employees while billing in 47 states across the nation.     

To optimize service in your practice, Randy and Pristine Medical Billing hold the key to providing the most up to date and accurate verifications of benefits with estimated out of pocket responsibility for your patients.  This is the #1 obstacle that stumps treatment and financial coordinators when trying to close patients

Beyond his accomplishments and credibility in the sleep medicine world, Randy is a loving husband and father to a wonderful family.  Some of his family even shares in his passion for healthcare.  His wife Pam is an ER respiratory therapist and his two oldest children also work for the company.  Together, they are committed to improving and saving lives.  That motivation they carry into their day-to-day lives, provides the “why” in their purpose to serve. 


Dr. Ellen Crean Dr. Crean has spent over 25 years in the dental and medical community providing care to patients. Dr. Crean started her career in health care as a Registered Dental Hygienist holding a Masters Degree in Public Health. After earning her Dental Degree, Dr. Crean spent 10 years working in craniofacial pain and TMD.  She also spent ample time with sleep patients as a partner in the Craniofacial Pain and Sleep Center of Arizona. While working with this special group of patients & practitioners it became apparent to Dr. Crean that the correlation between orofacial anatomy and sleep breathing disorders was an area that needed further research. This led her to pursue her second terminal degree, a PhD in neurobiology with an emphasis in sleep medicine.

Combining dentistry, sleep medicine, and her unique paradigm to the field, Dr. Crean founded Sleep Alternatives, LLC. Sleep Alternatives partners with physicians, sleep technicians, respiratory therapists, and sleep labs to provide oral appliance therapy for patients suffering from sleep breathing disorders.  This multidisciplinary approach to the treatment and management of sleep breathing disorders has helped Sleep Alternatives build 8 successful locations throughout Arizona and Utah. 

Dr. Crean has taught nationally on oral appliance therapy for sleep breathing disorders. Her expertise focuses on the business, insurance and clinical aspects of oral appliance therapy. Her specialty areas are medical insurance, Medicare, Medical and Legal Documentation, as well as Establishing Productive Physician-Dentist Relationships in Sleep Medicine.

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Megan Cheever, RN, has been in the medical field for half her life, but does not like that reminder. Having spent many years billing for a neurology practice, she learned the nuances of insurance and how to navigate the minefield without getting blowed up. She is the Director of Operations for Brady Billing, and has limited her focus to dental sleep billing for the last 5 years. Having spoken on this topic at numerous conferences, her Q&A sessions often last longer than the lecture. Come prepared to download a terabyte of knowledge, because Megan will BRING it.


Lesia Crawford is the CEO and co-founder of GoGo Billing. For the past 8 years, the firm has specialized in medical billing for dentists with an emphasis on Dental Sleep Medicine. She possesses over twenty years of dental experience as an assistant, office manager, consultant, and now as co-owner along with Dr. Stacey Layman of Go To Sleep, a dedicated dental sleep practice located in Phoenix, AZ.