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Clinic Type

Sleep Medicine

Address

1860 Pennsylvania Ave, Suite 200, Fairfield, CA 94533; 2470 Hilborn Road, Fairfield, CA 94533

Phone

(707) 646-4180

Email

feedback@northbay.org

Opening Hours

Not published — contact the clinic to confirm hours.

Services Offered

  • Pulmonary Medicine (Lungs)
  • Sleep Medicine

Team

  • Donald Doyle — MD

Insurance & Payment

  • Accepted Health Plans

Video and in-person options noted; check specific plans at NorthBay site

Online bill payment

Languages Spoken

FAQs

What services are included in Pulmonary Medicine (Lungs) & Sleep Medicine?

Pulmonary Medicine cares for problems involving the lungs or respiratory system; Sleep Medicine focuses on sleep-related breathing disorders.

Awards & Accreditations

  • Accreditation Awards (see NorthBay site)

Photos

What Patients Say

Overall sentiment across review platforms: mixed

  • Sutter Health (Dr. Anit B. Patel): 4.9/5 stars (591 reviews)
  • Healthgrades/US News (Dr. Karan Julka): 3.0/5 to 4.0/5 stars (13 reviews)
  • Healthgrades (Dr. Zakwan Quwatli): 4.0/5 stars (4 reviews)

Patients praise

  • Providers described as compassionate, knowledgeable, and informative
  • Clean and comfortable clinical environments reported in some instances
  • Effective diagnostic and treatment experiences for some patients

Common complaints

  • Difficulty reaching schedulers or receiving call-backs
  • Issues with billing transparency and refund disputes
  • Reported unhelpful or dismissive staff behavior
  • Scheduling problems, including sudden clinic closures or technician absences impacting appointments

"Dr. Julka was most compassionate and in awe that I was still alive. He is an amazing doctor..."

Healthgrades user review

"‘Take us to court then lady…’ That’s the response you get when you ask for a refund on an overpaid invoice."

Unilocal user review

"They schedule you for video appointments, then they don’t send you the video link, then they penalize you for “no show”."

Sleep Care Directory user review

Synthesized from public review platforms as of Jul 10, 2026 — sources: [1][2][3][4].

Information sourced from the clinic's website as of July 10, 2026.

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Fairfield, CA·Sleep Medicine

VerifiedOnline booking
Fairfield, CA·Sleep Medicine

Northeast Medical Group (NEMG) is a nonprofit medical foundation affiliated with Yale New Haven Health System, with 4 offices in Connecticut (including Bridgeport and Trumbull) and a presence in Stamford. It offers a broad range of services through over 130 community practices, including primary care, pediatrics, cardiology, radiology, and urgent care, with access to the resources of Yale New Haven Health and affiliated hospitals. NEMG is headquartered in Bridgeport, CT, founded in 2010, and operates as part of Yale New Haven Health System, enhancing care through its network of physicians and facilities. If you’re seeking sleep services specifically in Fairfield County, note that NEMG’s listed locations are Bridgeport, Trumbull, and Stamford, not explicitly a dedicated Fairfield Sleep Center in the provided details. For sleep medicine needs, you may want to contact NEMG or follow up with Yale New Haven Health-affiliated sleep programs in the area. Contact: 855-636-4637.

VerifiedOnline bookingSince 2010

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