It depends on what level of managing you will be engaging in. Entry level medical administrators typically assist higher level officials such as Medical Department heads, Vice Presidents or CEOs in hospitals and other medical facilities,with all of their duties. If you are working in a medical practice, you would have receptionist duties [ phone and door],making and confirming appointments, billing and collecting co-pays , ordering office and medical supplies, and maintaining medical records.
1. There are associate degree programs in medical receptionist, and medical billing.
2. Some colleges have Bachelor's and Masters programs in hospital administration and public health.
3. Go to College open houses that explain education in these fields.
4. Some Health Organizations have job fairs where they explain different areas of medical administration.