What is the first step to becoming a living donor?

Contact. Contact a transplant center and tell them you want to donate. If you have a loved one hat needs a kidney contact their transplant center.
Donor for what? If you mean kidney ?If you are interested in being a living donor, you should contact the living donor kidney program (410-328-5408) to request a questionnaire. Once the questionnaire has been completed it will be reviewed by a nurse coordinator to determine if you may proceed with initial blood testing. Once your blood type, antigen match, and cross match are known. For bone similar prodcures.