Certified / Registered Medical Assistant - CMA / RMA. At Jeffers, Mann and Artman Pediatric (JMA Pediatrics) our mission is to provide excellent medical care in a caring, family-centered environment and assist families in building happy, healthy children. JMA is looking for full-time Medical Assistant CMA - RMA to join our energetic, well trained team. In this float position you will have the opportunity to enjoy variety of your workplace at two ...