保ほ険けん者しゃ番ばん号ごうMeanings1nouninsurer numberAn identification number assigned to an insurer, used in contexts such as health insurance or social insurance systems.保ほ険けん証しょうに保ほ険けん者しゃ番ばん号ごうが記き載さいされています。The insurer number is printed on the insurance card.