David M. Margelli | Seattle, WA | Sleep Specialist

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David Margelli works in Seattle, WA and specializes in Sleep Medicine. David Margelli is affiliated with Swedish Medical Center Cherry Hill Campus.

accepting new patients
4.9

266 Ratings
43 insurance plans accepted
speaks English
266 written reviews
1 specialty
1 area of expertise
1 hospital affiliation
1 office location
Male

Patients have overwhelmingly positive experiences with Dr. David Margelli, praising his exceptional listening skills, kind demeanor, and deep knowledge in sleep medicine. Many appreciate his holistic approach, genuine concern for patients' well-being, and personalized care that often leads to effective treatment plans. On the negative side, some patients have expressed frustration with long wait times for appointments and delays in follow-up actions by the office staff. Despite these issues, Dr. Margelli is highly recommended by patients who value his professionalism and dedication to their overall health.

AI-generated from the text of patient reviews

266 ratings & reviews

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Showing 1 to 10 of 266 reviews

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David is a fantastic provider. He was up to speed on my health records, had reviewed thoroughly our last visit, asked good questions and listened. I would HIGHLY recommend him to anyone.

March 10th, 2026 | Source: Partner

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Margelli is always nice to see, very kind and explains things well.

March 7th, 2026 | Source: Partner

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David Margelli Is an exceptional listener.

March 7th, 2026 | Source: Partner

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He is very helpful.

March 3rd, 2026 | Source: Partner

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Great relatable manner.

March 1st, 2026 | Source: Partner

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David Margelli is very kind and respectful. I am thankful to have him to help with my medical needs.

February 26th, 2026 | Source: Partner

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He's great

February 25th, 2026 | Source: Partner

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I've seen David Margelli for years. It's always a pleasure, he's always knowldegable and helpful, and I appreciate his partnership in my CPAP therapy.

February 21st, 2026 | Source: Partner

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I have been seeing David Margelli for over 20 years. He is a really good practitioner.

February 20th, 2026 | Source: Partner

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David Margielli has been a key to my success with CPAP therapy.

February 18th, 2026 | Source: Partner

Swedish Sleep Medicine - Cherry Hill

550 17th Ave Ste A20Seattle, WA 98122

Tel: (425) 498-2332

Mon8:00 am - 5:00 pm

Tue8:00 am - 5:00 pm

Wed8:00 am - 5:00 pm

Thu8:00 am - 5:00 pm

Fri8:00 am - 5:00 pm

SatClosed

SunClosed


David M Margelli	Dr. Ian Lee	Dr. Tyler Graham Kimbrough, MD	Dr. Raymond Park, MD
Sleep Medicine	Sleep Medicine	Otolaryngology-Head & Neck Surgery	Neurology
Accepts New Patients		Accepts New Patients	Accepts New Patients
4.9 (266 Ratings)	0 (0 Ratings)	4.8 (40 Ratings)	4.4 (28 Ratings)
	10 Years of Experience	22 Years of Experience	31 Years of Experience
No Virtual Visit Option	No Virtual Visit Option	No Virtual Visit Option	No Virtual Visit Option
Speaks English		Speaks English	Speaks English, Chinese
Seattle , WA	Seattle , WA	Edmonds , WA	Kirkland , WA
	Med School: St Louis University School Of Medicine	Med School: University Of Washington School Of Medicine	Med School: Chicago Medical School At Rosalind Franklin University-Medicine & Sciences
Current Profile	View Profile	View Profile	View Profile

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Sleep Medicine

Physician Assistant

David M Margelli holds an expired medical license in the state of Washington.

Medical License

Physician Assistant with an expired medical license in the state of Washington that expired in 2026.

NPI Number

David M Margelli's NPI number is 1003990714.

Lisa A Musso
Sleep Medicine
| Seattle, WA
(0)
Dr. Richard Craig Hert, MD
Sleep Medicine
| Bellevue, WA
(0)
Imelda C Cheng
Nurse Practitioner
| Kirkland, WA
(0)
Dr. Louis Holtzman
Sleep Medicine
| Bellevue, WA
(0)
Jane Emily Leavitt
Nurse Practitioner
| Seattle, WA
(0)
Dr. Suresh Reddy Mereddy, MD
Sleep Medicine
25 Years Exp | Bellevue, WA
(0)
Dr. Chris Alison Chou, MD
Sleep Medicine
10 Years Exp | Kirkland, WA
(0)
Dr. Yei Lim Cho
Family Medicine
20 Years Exp | Seattle, WA
(0)
Dr. Tameem Rezan
Internal Medicine
9 Years Exp | Loma Linda, CA
(0)
Dr. Allison Kazumi Ikeda
Otolaryngology-Head & Neck Surgery
8 Years Exp | Seattle, WA
(0)

Is David Margelli accepting new patients?: David Margelli is accepting new patients on Vitals. View David Margelli's profile on Vitals to make an appointment.
Where is David Margelli's office located?: David Margelli's office is located at 550 17th Ave Ste A20, Seattle, WA, 98122.
What languages does David Margelli speak?: David Margelli speaks English.
Does David Margelli accept my insurance?: You can see the insurance plans that David Margelli accepts on their Vitals profile.
Does David Margelli accept virtual/telehealth appointments?: David Margelli has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.

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