Welcome to MdHIMA The Maryland Health Information Management Association (MdHIMA) exists to serve its members, the healthcare ... industry, and the public by supporting activities and providing services which contribute to quality and efficiency within the healthcare system. MdHIMA is the Maryland component state association of our national organization, the American Health Information Management Association (AHIMA). AHIMA is the premier association of health information management (HIM) professionals worldwide. Serving 52 affiliated component state associations and more than 103,000 health information professionals, it is recognized as the leading source of “HIM knowledge,” a respected authority for rigorous professional education and training. read more