McKesson Corporation is a publicly traded business in the United States that operates in a number of fields, including clinical support, data, and logistics. Pharmaceuticals, medical equipment, health information technology, and health management systems are scattered. The company employs more than 80,000 people and distributes one-third of all pharmaceutical medications used or consumed in North America. With $308.9 billion in sales by 2024, it will be the biggest healthcare company in the US and rank ninth overall. The corporation's headquarters are located in Irving, Texas. The company is listed under the ticker "MCK" on the New York Stock Exchange and is included in the S&P 500 index.