Carl R. Darnall Army Medical Center - EFMP Enrollment is located at Darnall Loop, Building 36000, Fort Hood, TX 76544. Carl R. Darnall Army Medical Center - EFMP Enrollment can be reached by their main phone number at (254) 288-8099. Alternatively, you can reach Carl R. Darnall Army Medical Center - EFMP Enrollment by phone at (254) 286-7578. You can also reach Carl R. Darnall Army Medical Center - EFMP Enrollment by phone at (254) 288-8000. The listed DSN line is 738-8000. Visit the Carl R. Darnall Army Medical Center - EFMP Enrollment website by clicking here.