INTRODUCTION
1.1 Background
Recent years have seen remarkable technological advance in computing, with computer spreading over in usage to various areas of life. The enunciation of a new era in computing as regards to health care has emerged to play a prominent role in the delivery of healthcare.
The application and use of machines and computer-based technologies in health care have undergone an evolutionary process. Advance in information, telecommunication, and network technologies have led to the emergence of a revolutionary new way of health care delivery leading to new experience and knowledge that cross traditional disciplinary boundaries in the fields of information technology and health care, along with emerging knowledge that promote evidence-based medicine, e-medicine and remote e-health service (TAN, 2005)
Computer have been employed in healthcare services and its use for healthcare delivery seems noticeable after finding out that it reduces the drudgery of work that characterizes the manual system. Also the need to monitor population health, insurance level and provide accurate, adequate and timely information for management decision at all level within and outside the health sector were supported to be of importance in providing healthcare delivery service which the computer is known to handle efficiently. Health care provision in Nigeria is a concurrent responsibility of the three tiers of government in the country. However, because Nigeria operates a mixed economy, private providers of health care have a visible role to play in health care delivery.
Health Insurance is designed to pay the costs associated with health care. Health insurance plans pay the bills from physicians, hospitals, and other providers of medical services. Countries with national health insurance generally consider access to health care to be a basic right of citizenship. Historically, health insurance in Nigeria can be applied to a few instances: free
References: Avison, D. and Fitzgerald, G. (1995), Information Systems Development: Methodologies, Techniques and Tools, 3rd Edition, McGraw-Hill, Berkshire. Avison, D.E. and Shah (1997), the Information System Development Life Cycle: A First Course in Information Systems, McGraw Hill International (UK), England Peter R. Kongstved, “The Managed Health Care Handbook," Fourth Edition, Aspen Publishers, Inc., 2001, page 40 ISBN 0-8342-1726-0 Soriyan, H.A. (2004). A conceptual Framework for Information System Development Methodology for Educational and Industrial Sectors in Nigeria. PhD. Thesis, Obafemi Awolowo University, Ile-Ife, Nigeria. Tan, J. (2005). E-Health care Information system: An Introduction for students and Professionals, 1st Edition, josseu-bassey publisher. Wood, James and Denise, S. (1999) “Joint Application Development”, John Wiley and Associate. World Health Organization (WHO), Regional office for Europe (1984), Health promotion: A discussion document on the concept and principles. Zajac, J. (2003), The Public Hospital of the future. The medical journal of Australia 179, 250-52 -------------------------------------------- [ 2 ]. Insurance is a legal contract that protects people from the financial costs that result from loss of life, loss of health, lawsuits or property damage.