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dha.mil | The Official Website of The Defense Health Agency

A patient is rolled down a hallway, accompanied by medical professionals. Medical staff shown in an operating room performing a procedure. A military family of four smiles and enjoys playing a game together. Military personnel conduct physical training, running on a treadmill. A helicopter ambulance retrieves individuals using a rescue cable. A family relaxes at home, happily spending time with a playful puppy. A medic gears up in a medical facility, putting on protective equipment. At a blood drive, a person is prepared to donate blood, followed by the donation process. A dentist performs a procedure on a patient in her chair, who smiles and opens wide. A doctor sees a toddler patient over video conference, with the child sitting in a woman's lap. A content parent holds a newborn at a medical facility after delivery.
Improving Health and Building Readiness. Anytime, Anywhere - Always

We are an integrated combat support agency, with a global team of nearly 130,000 civilians and military personnel, serving 9.5M beneficiaries and supporting 700+ hospitals and clinics in the Military Health System.

Learn About DHA

FindDHA - Explore Our Global Footprint

As a part of the Military Health System, we're privileged to manage a global health system. From the Continental U.S., to Belgium, Japan, and points in between, our support system truly covers the world. Check out our new tool for finding a DHA facility. Anytime, Anywhere – Always.

FindDHA - Explore Our Global Footprint

America's Medical Combat Support Agency

Our combat support capabilities are wide-ranging as the medical support for military combat operations. We deliver health surveillance, medical research, and medical education and training. We also manage the Armed Services Blood Program, the Joint Trauma System, and the Armed Forces Medical Examiner System. 

America's Medical Combat Support Agency

It's TRICARE Open Season

Time to Review Your Plan!

Compare plans and keep or change your current coverage. If you’re eligible, you may enroll in dental and vision coverage during Federal Benefits Open Season.

Changes take effect Jan. 1, 2026.

If you’re satisfied with your current plan, you don’t need to do anything. Your coverage will continue automatically for 2026.

 
It's TRICARE Open Season

Log Into MHS GENESIS

The MHS GENESIS Patient Portal is a secure website that gives you 24/7 access to your medical and dental records. Book appointments, renew or refill your prescriptions, communicate with your healthcare team and more!


Featured News

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Smiling family with father holding daughter on his shoulders

TRICARE Open Season starts today, Nov. 10: Learn if you should take action

Nov. 10, 2025

Learn about your TRICARE plans now—whether you’re enrolling for the first time or making changes to fit your needs.

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News Section

Smiling military family with two young children
Learn your 2026 TRICARE health plan costs
Nov. 10, 2025

TRICARE Open Season starts today. See how your health plan costs will change in 2026.

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Do you get prescription drugs through the TRICARE Pharmacy Program? You may have new copayments starting Jan. 1, 2026.
Preview your 2026 TRICARE pharmacy costs
Nov. 13, 2025

The National Defense Authorization Act for Fiscal Year 2018 established TRICARE prescription drug costs. The costs will be in effect through Dec. 31, 2027.

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Tako, 436th Security Forces Squadron military working dog, searches for potential narcotics in a training environment on Dover Air Force Base, Delaware, Oct. 15, 2025
AFMES continually enhances joint MWD training
Nov. 14, 2025

Marijuana, cocaine, heroin, and methamphetamine packages are used to ensure that military working dog handlers can continue to train with their canines.

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Upcoming Events

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Nov. 10, 2025

TRICARE Open Season

It’s TRICARE Open Season—Time to Review Your Plan!

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U.S. Air Force Staff Sgt. Mary Lewis with the 121st Air Refueling Wing Medical Group administers an immunization shot to Lt. Col. Matt Boyle at Rickenbacker Air National Guard Base, Ohio, May 18, 2024. Medical readiness is a critical piece of keeping Airmen healthy and prepared to complete the mission. (U.S. Air National Guard photo by Tech. Sgt. Wendy Kuhn)
Nov. 19, 2025
Immunization Essentials Course, November 2025

A virtual two-day course that trains healthcare personnel in vaccine policy, vaccine safety, and effectiveness.

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doctor points to brain on medical poster
Dec. 03, 2025
TBICoE Clinical Recommendation Training Series

Join TBICoE for training on clinical recommendations covering decision-making and management of key symptom clusters after concussion.

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