You can check the sammc webmail outlook Pages below in the list, visit these official websites and login to your account by following the guide below.
https://www.bamc.health.mil/staff/OWA-disclaimer.asp
https://www.bamc.health.mil/
http://www.samc.com/outlook-for-employees/
https://www.dodea.edu/employees/owa.cfm
https://www.southeasthealth.org/employee-access/
https://www.jbsa.mil/Information/Visitor-Information/JBSA-Fort-Sam-Houston-Access-Requirements/
https://www.tamc.amedd.army.mil/ties/owa%20set-up.htm
https://www.facebook.com/BrookeArmyMedicalCenter
https://www.military.com/base-guide/fort-sam-houston/contact/brooke-army-medical-center/2454