| Revenues | 359,051a | 308,951a | 276,711a |
| Cost of sales | -345,728a | -296,123a | -264,353a |
| Gross profit | 13,323a | 12,828a | 12,358a |
| Selling, distribution, general, and administrative expenses | -8,507a | -8,657a | -7,776a |
| Claims and litigation charges, net | -108a | -147a | -8a |
| Restructuring, impairment, and related charges, net | -286a | -115a | -209a |
| Total operating expenses | -8,901a | -8,919a | -7,977a |
| Operating income | 4,422a | 3,909a | 4,381a |
| Other income, net | 202a | 132a | 497a |
| Interest expense | -265a | -252a | -248a |
| Income from continuing operations before income taxes | 4,359a | 3,789a | 4,630a |
| Income tax expense | -878a | -629a | -905a |
| Income from continuing operations | 3,481a | 3,160a | 3,725a |
| Loss from discontinued operations, net of tax | 0a | 0a | -3a |
| Net income | 3,481a | 3,160a | 3,722a |
| Net income attributable to noncontrolling interests | -186a | -158a | -162a |
| Net income attributable to McKesson Corporation | 3,295a | 3,002a | 3,560a |