Attention TRICARE beneficiaries!  
You may experience busy signals when calling the military pharmacy prescription refill interactive voice response system – or prescription refill line – Jan. 26 to Feb. 5, 2026, as the system is updated.  
Each military pharmacy’s prescription refill line may be unavailable for about two hours. If you call the prescription refill line at this time, you will hear a busy signal. Please wait and call back to complete your refill later.  
You may still use the MHS GENESIS Patient Portal to refill your prescriptions.  
You may report issues to the DHA Global Service Center by calling 800-600-9332. 

Health Services

Lab Tests & Radiology

Lab Tests & Radiology at the 51st Medical Group - Osan Air Base consists of Laboratory and Radiology Services. For more information, please visit the individual health service

Contact Us

Hours

Walk-in:
Monday - Friday
8 a.m. - Noon

Urgent, ordered by provider:
Monday - Friday
Noon - 4 p.m.

Closed weekends, U.S. holidays, and training days

Don’t forget to keep your family’s information up to date in DEERS!