There are emergency procedures in place in multiple states due to extreme weather. >>Learn More

Live in the West Region? There is now a referral approval waiver in place through March 31, 2025. >>Learn More

Also, you have until March 31 to set up  your payment info if you pay by EFT, credit card, or debit card. This is for TRICARE Prime, TRICARE Select, TYA, TRS, and TRR plans. If you miss this deadline, you will be disenrolled back to Jan. 1. Visit www.tricare.mil/west today.

About Us

Image of Nellis Air Force Base

About Us

Mission: Ready medics, fueling ready forces, anytime, anywhere!
Vision: MHS' premier readiness, operational, and training platform...delivering reliable care worldwide!

Mike O'Callaghan Military Medical Center is comprised of approximately 1,400 personnel who are dedicated to providing preventive, emergency and acute care services for approximately 22,000 active duty personnel and their dependents.

Health care services are also provided directly or coordinated for more 40,000 retirees and other eligible beneficiaries on a space-available basis.


 
Don't forget to keep your family's information updated in DEERS!