Detailing spending and number contacts with primary care providers and specialists 2001–2010.

All data were adjusted to 2010 dollars, utilizing the Consumer Price Index. Primary care providers include those trained in family practice, general practice, internal medicine, osteopathic medicine or pediatrics. Specialty providers were defined as all other provider types, including those trained in subspecialties of internal medicine such as cardiology or gastroenterology.
“–” indicates years when data was not available.
Source: IMS Health Integrated Promotional Services™, 2001–2010.