What must be included in the designated record set according to HIPAA?

The correct response indicates that records included in the designated record set according to HIPAA must be those that are used for treatment decisions. The designated record set encompasses a collection of records that a covered entity maintains which is used to make decisions about an individual, particularly concerning the provision of healthcare. This includes medical records, billing records, and other information used in patient care that informs treatment options or health outcomes.

Understanding the nature of the designated record set is crucial because it ensures that patients have access to relevant information about their healthcare. This transparency allows for better patient engagement and informed consent, ultimately improving care delivery. The emphasis on treatment-related materials ensures that any information that can inform patient care or health outcomes is considered, aligning with HIPAA's purpose of protecting patient rights while balancing the need for healthcare providers to access necessary information for effective treatment.