OUCH is a registered service mark of First Health Group, which offers a range of health and medical insurance plans. First Health Group serves employers throughout the United States. The group maintains one of the largest preferred provider organization networks in the U.S. It offers a range of clinical and claims management services, as well as repricing options. The group also provides medical assessment and case management services. First Health Group conducts utilization and outpatient review. In addition, the group maintains a transplant provider network. First Health Group administers a managed dental program, Community Dental NetworkSM, that serves clients throughout California.