1. Med Assist 8219 Arrowhead Rd, Phelan, CA 92371 Coordinate: 34.39951,-117.45508 Phone: (760) 244-5204
2. Rancho Billing Service Po Box 294013, Phelan, CA 92329 Coordinate: 34.42611,-117.57139 Phone: (760) 868-3847