HealthVault reference

The HealthVault Developer Tools site is an online resource to complement the MSDN Developer Center, the Application Configuration Center, and the partner-developed X-Ray for HealthVault tool. The site contains reference information for data types, methods and vocabularies supported by HealthVault.

Data types

HealthVault supports 80 data types to enable a range of medical and fitness scenarios. This section describes each data type in detail.


The HealthVault platform is exposed as a set of XML service methods. This section provides detailed information about each method.


A vocabulary is a list of values such as procedure codes or diagnostic codes. This section lists each vocabulary supported by HealthVault.