N61.2Non-Billable (Header)Granulomatous mastitisChild CodesN61.20Granulomatous mastitis, unspecified breastN61.21Granulomatous mastitis, right breastN61.22Granulomatous mastitis, left breastN61.23Granulomatous mastitis, bilateral breastCode Hierarchy└N61Inflammatory disorders of breast└N61.2Granulomatous mastitis└N61.2Granulomatous mastitis