Ramin Mehdian, M.D.

Beth Lo, M.D.

Specialties: Sleep Medicine, Neurology

Dr. Beth Lo is a board-certified neurologist and sleep specialist. She completed her neurology training and sub-specialty training in sleep medicine at University of California, Irvine. She is originally from the Boston area and went to medical school at Tufts University. She is in private practice, seeing patients with sleep disorders and neurological diseases in Newport Beach at Newport Doctors Medical Group.
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Private Practice:

401 Old Newport Blvd Ste 201
Newport Beach, CA 92663
(949) 999-2945

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Service Request Form

Download our Service Request Form and order HST (or another service) for your patients today. Includes certificate of medical neccessity and CPT codes.

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Our local field sales rep will visit your practice. Learn more about sleep disorders, sleep studies and incorporating sleep disorder screening into your practice.

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Order Services Online

Order a home sleep test (HST), in-center study, PAP device or replacement supplies online. We will contact your patient to schedule. Let us verify insurance and request authorization, if needed.

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Contact Us:

Advanced Sleep Medicine Services, Inc.
Corporate Office
17835 Ventura Blvd. Suite 300
Encino, CA 91316

Phone (877) 775-3377
Fax (877) 855-6227 
info@sleepdr.com

Top Links:

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About Us:

Our mission is to empower sufferers of sleep disorders, like sleep apnea, to lead more fulfilling lives by improving their sleep. We believe that by caring for and educating our patients and diagnosing and treating their sleep disorders we can help them achieve better health.

With 20 locations across California, we are the leading provider of in-center and in-home (HST) sleep studies, PAP therapeutic devices, and replacement PAP supplies. We are contracted with more than 300 medical groups and commercial health plans. We partner with independent physicians who are at the forefront of the field of sleep medicine and together we provide high-quality, affordable, result-oriented and patient-centric diagnostic and therapeutic sleep medicine services. We strive to make all our interactions with patients, referring physicians, coworkers, and others courteous, caring and professional and we consider each interaction with our patients as an opportunity to live up to our commitment to the highest standards of patient care. 

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© 2025 Advanced Sleep Medicine Services, Inc.

Original photos by Francisco Crow www.fc-images.net All rights reserved.
Our administrative offices AND sleep centers will be closed on Monday, September 5, 2016 in observance of the Labor Day holiday.