For over 25 years, Advanced Sleep Medicine Services, Inc. has helped patients and physicians across California diagnose and treat sleep disorders like sleep apnea. 

Our mission is to help sufferers of sleep disorders get the restful, refreshing sleep they deserve. Through effective education, diagnoses, and treatment, we help thousands of patients overcome their sleep disorders to achieve better health.

Helping You Sleep For Over 20 Years

Founded in 1994 by sleep medicine pioneer S.K. Mostafavi, M.D., F.C.C.P., F.A.S.S.M., Advanced Sleep Medicine Services, Inc. (ASMS) began as a single-site diagnostic sleep testing laboratory. Over a short period of time, ASMS expanded operations across California. 

Today, the sleep experts at ASMS diagnose and treat patients dealing with sleep disorders using state-of-the-art equipment and methods. We are a leading provider of:

  • In-home (HST) sleep studies
  • PAP therapeutic devices
  • Replacement PAP supplies

We are contracted with over 300 insurance providers, medical groups, and commercial health plans. Through our online store, our patients are able to quickly and easily order their treatment supplies and have them delivered directly to their homes. 

You May Know Us As…

With our long history, we’ve developed a great name among patients and physicians.  You’ll hear people refer to us as:

  • Advanced Sleep Medicine Services, Inc.
  • Advanced Sleep Medicine Services
  • Advanced Sleep Medicine
  • Advanced Sleep Medicine Since 1994
  • Advanced Sleep
  • Advanced Sleep Wellness
  • Advanced Sleep Medicine Services, Inc., The Sleep Experts

However you hear about us, we value our good name and will do our very best to provide the best care possible!

Your Privacy is Important To Us

Advanced Sleep Medicine Services, Inc. is HIPAA compliant. HIPAA (the Health Insurance Portability and Accountability Act) protects the confidentiality of your protected health information. HIPAA privacy regulations require the development of regimented procedures in order to ensure your health information remains private and protected when:

  • Transferred 
  • Received
  • Handled
  • Shared

These standards are applied to all forms of protected health information.