Hi Guest! D7410 – excision of benign lesion up to 1.25 cm can be crosscoded to: 40810 – Excision of lesion of mucosa and submucosa, vestibule of mouth; without repair 40812 – Excision of lesion of mucosa and submucosa, vestibule of mouth; with simple repair 40814 – Excision of lesion of mucosa and submucosa, vestibule of mouth; with complex repair 40816 – Excision of lesion of mucosa and submucosa, vestibule of mouth; complex, with excision of underlying muscle There are also specific biopsy codes available: 40490 – Biopsy lip 40808 – Biopsy, vestibule of mouth 41108 – Biopsy of floor of mouth Hope this helps!