Final answer:
Under HIPAA Standards for Code Sets, codes are used in various aspects of the healthcare industry such as medical coding, billing, vital-records keeping, and epidemiology.
Step-by-step explanation:
Under HIPAA Standards for Code Sets, the sets of codes used to encode the diagnoses and procedures, data elements, and medical concepts must be used in various areas of the healthcare industry.
For example, medical coders use these codes to assign the proper code for procedures performed, and medical billers use them to process claims for reimbursement by insurance companies.
Additionally, vital-records keepers use these codes to record cause of death on death certificates, and epidemiologists use them to calculate morbidity and mortality statistics.