Children's Hospital and Regional Medical Center
- Pediatric referral center for the Pacific Northwest, specializing in the health care of children. Features virtual tour, programs and service, and donor information.
- http://www.seattlechildrens.org/

Virginia Mason
- Medical center with information and resources for patients, clinicians, businesses. Search feature for health information.
- http://www.virginiamason.org/

Swedish Medical Center
- The Center is the Northwest's largest, most comprehensive medical center.
- http://www.swedish.org/

Northwest Hospital
- Hospital information and services, education and research, physicians and providers.
- http://www.nwhospital.org/

Group Health Cooperative
- The nation's largest consumer-governed, nonprofit health care system.
- http://www.ghc.org/