DHIS2

DHIS2 is a flexible, web-based open-source information system that is the main information operating in many countries around the world. System capabilbities vary by country but in some cases, health data input into DHIS2 can be displayed using maps, charts and pivot tables within the application.

Application 

DHIS2.0

Online Tutorial

Mapping in DHIS2.0 Official User's Manual (Ch. 17)
Instructions on how to use the GIS tools within DHIS2.0