If going into an office all day, or a hospital, is not an option for you, you may still be able to work in the medical field. Here are a few medical career options for telecommuting or working from home.
Medical writers can work as freelancers or be employed by a publisher, hospital system, pharmaceutical company or a variety of other employers.
If you have a phone and a computer, and are willing to work hard and learn the ropes, you can be a healthcare recruiter. Some healthcare recruiting roles require some travel, and there are some large companies that prefer you work out of the office setting. However, there are hundreds of recruiting companies, of various sizes and specialties, within the healthcare field, and many will allow telecommuting. Additionally, you can also contract yourself out by the hour once you have some experience as a medical recruiter.
You can recruit nurses, physicians or allied health professionals, or even executives for corporations and manufacturers in the healthcare industry - there are many options for healthcare recruiters.