NIH Reporter: http://projectreporter.nih.gov/reporter.cfm
Step 1:
In Agency/Institute/Center: Click "SELECT" and in the Pop-up menu, Check VA and Click SELECT
(See Diagram Below)

Step 2:
In the Project Number Field: specify %rx% to retrieve RR&D funded projects.

PLEASE NOTE: Projects prior to August 2009 are not available in NIH Reporter, nor are all project types (Career Development has recently been added, and Research Career Scientist and RR&D Centers will be added in the future).