All account executives should understand durable medical equipment and supply industry, be able to analyze pharmacology products, and apply training on health care industry trends, applicable laws and regulations, market conditions, and the managed health care environment in daily execution of sales calls to physician clients. Essential Duties: The Respiratory Account Clinician (RAC) is a dynamic outside sales and marketing representative that calls on physician offices, hospitals, and post-acute care providers, in a specific territory, seeking patient referrals.