Final answer:
The Association for Healthcare Documentation Integrity (AHDI) should be contacted regarding the certified healthcare documentation specialist exam.
Step-by-step explanation:
If you are looking to contact the organization responsible for the certified healthcare documentation specialist exam, you should reach out to the Association for Healthcare Documentation Integrity (AHDI). This is the organization that offers the Certified Healthcare Documentation Specialist (CHDS) certification. The AHDI is focused on leading the advancement of standards and best practices for healthcare documentation. The certification that they provide ensures that the healthcare documentation specialists have the necessary knowledge and skills to support the documentation requirements within the healthcare industry.