b'Submit your third-party questions to insurance@perio.org. Members with coding questions or difficulties with insurance claims can also contact the AAPs third-party specialist, Michelle Flesch, at 312-573-3241 or michellef@perio.org ADA CDT 2024 Code ChangesTo view the details of the new and updated CDT codes that went into effect on January 1, 2024, go to AAP Connect Libraries AAP Member Resources Insurance Reimbursement and Third-Party Issues ADA CDT 2024 Changes. Be sure to review this resource periodically to stay up to date on procedure codes. 23'