West Covina 1135

The West Covina Sleep Center: Two Great Locations, One Great Sleep

Do you have trouble sleeping? Do you go through the day feeling tired, unfocused, and irritable? If so, you may be suffering from a sleep disorder. Luckily, it is possible to once again experience the restful, refreshing night’s sleep you deserve, with help from the Advanced Sleep Medicine Services (ASMS) Sleep Center in West Covina.

Directions to our Sleep Center in West Covina

We have two Sleep Center locations in West Covina.  Please consult your confirmation email to ensure that you have the correct location.  This webpage is for our center at 1135 S. Sunset Ave., Suite 307. To learn more about our 1250 S. Sunset West Covina location, please click here.

We are located inside of the Queen of the Valley Medical Arts Building, on the campus of the Queen of the Valley Hospital.

Eastbound on San Bernardino Fwy/I-10: 

  • Exit #34 at Pacific Ave/West Covina Pkwy
  • Follow the signs to merge onto S Orange Avenue
  • Turn left onto West Cameron Avenue then turn right onto Sunset Avenue
  • Turn right into the parking lot
  • If you have any trouble, you can reach our after-hours patient support line at (877) 775-3377 extension 180 between 8:00 pm and 11:00 pm.

Westbound on San Bernardino Fwy/I-10: 

  • Take exit #34B at Sunset Ave
  • At the end of the offramp, turn right onto W Garvey Ave N. Then turn left to stay on W Garvey Avenue N. 
  • At the next cross-street, turn left onto Sunset Ave and continue driving
  • Our driveway will be on the right, just beyond the Queen of the Valley entrance and before Merced Avenue
  • If you have any trouble, you can reach our after-hours patient support line at (877) 775-3377 extension 180 between 8:00 pm and 11:00 pm.

Note: Please observe daytime parking restrictions. Day-time restrictions may be disregarded for night-time appointments.

About the Sleep Center in West Covina

At our sleep lab, we use the most modern equipment and treatments available today to diagnose and improve the lives of people living with sleep disorders, including:  

  • Sleep apnea
  • Snoring
  • Restless Leg Syndrome 
  • Insomnia
  • Narcolepsy
  • And more! 

Our team has decades of combined experience, and the expertise required to ensure residents of the San Gabriel Valley wake every morning feeling alert, healthy, and happy. Schedule a consultation to learn how ASMS can help you take back your sleep today!

Schedule a Consultation

A Few Common Questions for the Staff of the Sleep Center in West Covina

Which Services are Available in Your West Covina Sleep Center Locations?

Each of our West Covina Sleep Center locations is staffed with an expert team of sleep doctors and technologists. Together, our team is able to diagnose and treat patients dealing with a wide assortment of sleep disorders. A few of our many services include:

  • Consultations
  • In-center and in-home sleep studies
  • Therapy supplies 
  • And more!

What Is an In-Center Sleep Study? 

An in-center sleep study is an ideal solution for diagnosing your sleep disorder. It’s convenient, comfortable, and only takes one evening—think of it like a night in a hotel! When you arrive at the Sleep Center in West Covina, you are given a private room with all the amenities of home, such as a shower and restroom located just down the hall from your bedroom. 

When it’s time to sleep, you’ll be outfitted with a comfortable and quiet device by our technicians. This device will allow our sleep experts to monitor you remotely while you sleep. As soon as you wake up, your test is complete! From here, you can take the next steps toward understanding and treating your sleep disorder.

Schedule a Consultation

I Can’t Spend the Night at Your Sleep Center, do I Have Other Options?

If circumstance prevents you from having an in-center sleep study conducted in our West Covina Sleep Center, an in-home study is a great option. When it’s time for your home sleep test (HST), you will be provided with the necessary equipment by our helpful staff. They will also provide you with the information you need to properly administer the test from the comfort of your home. 

Request A Sleep Study

Can the Experts at the Sleep Center in West Covina Help me Set Up my CPAP Machine?

Absolutely! A properly functioning continuous positive airway pressure (CPAP) machine is so important to ensure your therapy is successful, so our sleep experts will provide you with all the information you need to ensure yours is properly set up. They will also answer any questions you may have about your device, as well as your treatment plan.

When Should my CPAP Supplies be Replaced?

The doctors and experts at the Sleep Center in West Covina recommend replacing CPAP supplies in 90-day intervals. By keeping your supplies fresh and in the best condition possible, you can ensure your CPAP therapy is both effective and comfortable. Our online store is perfect for when it’s time to purchase new supplies. In fact, it lets you order at any time, all without leaving your home. Simply log in, order your supplies, and they’ll be sent directly to you, no hassle!

Buy CPAP Supplies

When is the Sleep Center in West Covina Open? 

For your convenience we are open seven days a week, so you can always pick the time that works best for you.

Don’t spend another night restlessly tossing and turning in bed. Let the experts at the Sleep Center in West Covina help you start getting the sleep you deserve—request your appointment today!

Helping Communities Throughout the San Gabriel Valley Sleep

The Sleep Center in West Covina is happy to serve residents living in the communities of the San Gabriel Valley, including: 

  • Arcadia
  • Azusa
  • Baldwin Park
  • Chino Hills
  • Claremont
  • Covina
  • El Monte
  • Hacienda Heights
  • Montebello
  • Pico Rivera
  • Pomona
  • Rowland Heights
  • San Dimas
  • Whittier

Don’t see your community listed above? With 20 different locations across California, it’s easy to find a Sleep Center that’s close to you! Find one today.

I Have More Questions. What Should I do Next?

To learn more about properly diagnosing and treating your sleep disorder, request a consultation today. 

Sheila Manhas, M.D.


  • Sleep Medicine
  • Neurology

Dr. Sheila Manhas received her medical degree from the Univeristy of Alberta, Edmonton, Alberta and completed her residency in neurology at the University of Manitoba, Winnepeg, Manitoba. Dr. Manhas was a Fellow of the Royal College of Physicians and Surgeons of Candata.  She is board certified in neurology and sleep medicine. …

More About Sheila Manhas, M.D.
1135 S. Sunset Ave. Suite 307
West Covina, California

West Covina sleep center 1135 - Advanced Sleep Medicine Services - Buildig

We have two West Covina sleep centers.  Please check the address for your appointment!  This building is 1135 S. Sunset Ave., in the Queen of the Valley Medical Arts Building on the campus of the Queen of the Valley Hospital.  It’s at the intersection of S. Sunset Ave. and W. Merced Ave.  

West Covina sleep center 1135 - Advanced Sleep Medicine Services - enrance

Enter the building through the front doors.  If you have any trouble, you can reach our after-hours patient support line at (877) 775-3377 extension 180 between 8:00 pm and 11:00 pm.  We’re looking forward to seeing you!