Cardiac catheterization lab nurse, cardiac cath lab nurse, cath lab nurse, cardiac cath lab RN, registered nurse, RN, R.N., cath lab RN, nurse, nursing, healthcare, health care, patient care, medical, hospital About AMN Healthcare . At AMN Healthcare, we strive to be recognized as the most trusted, innovative, and influential force in helping healthcare organizations provide quality patient care that continually evolves to make healthcare more human, more effective, and more achievable.