Health services administration Medical care 112 Medical informatics 41 Public health administration 41 Medicine 37 Health Care Management 36 Health Administration 29 Health Services Administration 29 Health insurance 29 Law and legislation 29 Management 27 Delivery of Health Care 24 Health care reform 23 Information technology 22 Medicine & Public Health 21 Medical care, Cost of 20 Medicare 19 Public health 19 Data processing 18 Patient Care 18 Public Health 17 Administration 16 Business 16 Business and Management 16 Medical policy 16 Information storage and retrieval systems 15 Medical economics 15 Medical records 15 Quality control 15 Finance 14