Uniting Healthcare Leadership Across Northern CaliforniaProudly serving physicians and healthcare organizations in Butte, Glenn, Modoc, Lassen, Plumas, Sierra, Shasta and Trinity County. Northern California Rural Medical Association (NCRMA) is a membership organization affiliated with the California Medical Association (CMA). Its mission is to promote the science and art of medicine, protect public health, and advance the medical profession. NCRMA physicians provide care across Butte, Glenn, ...