Change Password Page - Creating a Custom Membership Provider and Membership User utilizing a Data Set Table Adapter - Step 15
On our Change Password page, you'll notice how our change password control is wired up to use our custom membership provider:
<asp:ChangePassword ID="ChangePassword1" runat="server" SkinID="SSSCPskin1" MembershipProvider="Shiningstar.SSSMembershipProvider"