The Everett Clinic | 6,482 followers on LinkedIn. Founded in 1924, The Everett Clinic, a part of OptumCare, is a nationally-recognized physician group known for providing high-quality healthcare services while lowering the overall cost of care. The Everett Clinic operates 30 care sites throughout Snohomish and King Counties caring for more than 330,000 patients and employing about 2,400 teammates, including almost 600 specialty and primary care providers. It serves patients through traditional doctor’s offices, urgent care, lab services, imaging, hearing and vision centers, behavioral health, and cancer treatment.