Health Mart is a chain of pharmacies that are based solely in the United States. There are well over 3,900 Health Mart pharmacies that are independently owned and operated. These Health Mart locations can be found in many of the states, making them accessible to almost anyone. Health Mart is a subsidiary that is wholly owned by McKesson Corporation that is in ownership of the company. These pharmacies provide prescription medication services including drop offs and refills, but they also sell a number of other health related items that one might expect to find at a pharmacy.