Working Together for Rural Access to Mental Health and Wellness for Children and Seniors Act - Requires the Secretary of Health and Human Services to award grants to enable states to award grants for: (1) operating a mobile van outreach program under which a hospital and elementary or secondary schools provide mental health care services to students in a rural area; and (2) providing telemental health services to persons of all ages in a rural area. Requires the governor of a state to designate a lead agency to: (1) administer the state program under the grant; and (2) develop a state plan for the provision of mental health services in rural areas.