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Verified Sleep Medicine Doctors in Rancho Cucamonga, CA

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5 providers

Availability last updated 09/28/2026

Healthcare specialist
Powen Hsueh, DO Sleep Medicine Physician
2.1 mi
12487 Canal Drive
Unit 4
Rancho Cucamonga, CA 91739
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Powen Hsueh, DO

Family Physician

12487 Canal Drive
Unit 4
Rancho Cucamonga, CA 91739

Dr. Dan Naim, MD
5.0
(4)
Dr. Dan Naim, MD Sleep Medicine Physician
47.4 mi
5.0 (4)
9001 Wilshire Blvd
#200
Beverly Hills, CA 90211
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About Dr. Dan Naim, MD

Dan Naim, MD, is a pulmonary, critical care, and sleep medicine specialist at The Beverly Hills Lung and Sleep Institute in Beverly Hills, California.

Dr. Naim graduated from Drexel University College of Medicine in Philadelphia in 2004.  He then completed his residency at the UCLA-VA combined Internal Medicine residency program. He subsequently completed a fellowship in Sleep Medicine at the same institution. He continued his medical training by completing a fellowship in Pulmonary and Critical Care Medicine at Cedars-Sinai Medical Center in Los Angeles. 

He is quadruple board-certified through the American Board of Internal Medicine in the fields of Internal Medicine, Sleep Medicine, Pulmonary Medicine, and Critical Care Medicine.  He is a member of the American Academy of Sleep Medicine and the American College of Chest Physicians. He expertly manages a wide range of conditions related to pulmonary disease and sleep disorders in addition to taking care of critically ill patients in the hospital.  His clinical areas of interest include obstructive lung disease, lung cancer diagnosis, chronic cough, interstitial lung disease, obstructive sleep apnea, and narcolepsy.  During his consultations, Dr. Naim fully explains patients’ conditions and helps them choose an appropriate treatment plan. 

To better serve his patients, Dr. Naim is trilingual in English, Spanish, and Farsi.

Practice
The Beverly Hills Lung and Sleep Institute
Latest Review
“Dr Naim was friendly, explained potential options for my snoring. Thoughtful easy manner. Clearly he cares. I felt very comfortable with him. Office staff and nurse were efficient and helpful. Eager for a solution so my husband who is a light sleeper can get better rest, too. Highly recommend! ”
Dr. Dan Naim, MD

Dr. Dan Naim, MD

Sleep Medicine Physician

9001 Wilshire Blvd
#200
Beverly Hills, CA 90211

5.0 (4)
Healthcare specialist
Chandra Matadeen-Ali, MD Sleep Medicine Physician
26.4 mi
301 W Bastanchury Road
Suite 20
Fullerton, CA 92835
+5 more locations

Chandra Matadeen-Ali, MD

Sleep Medicine Physician

301 W Bastanchury Road
Suite 20
Fullerton, CA 92835

Healthcare specialist
COASTAL SLEEP AND DIAGNOSTIC Sleep Medicine Physician
29.2 mi
805 W La Veta
Suite 107
Orange, CA 92868

COASTAL SLEEP AND DIAGNOSTIC

Family Physician

805 W La Veta
Suite 107
Orange, CA 92868

Healthcare specialist
Lee Surkin, MD Cardiovascular Disease Physician
37.7 mi
16511 Goldenwest St.
Suite 107
Huntington Beach, CA 92647
+1 more location

Lee Surkin, MD

Internist

16511 Goldenwest St.
Suite 107
Huntington Beach, CA 92647