Outpatient services, including the Main Pharmacy and Laboratory will be closed on Friday, June 12, 2026.

The Satellite Pharmacy will remain open 8 a.m. to 5 p.m.

Inpatient operations and the Emergency Department remain open 24/7/365.

The MHS Nurse Advice Line is also available 24/7 to TRICARE beneficiaries for health-related questions and guidance. You can reach the Nurse Advice Line by calling 800-TRICARE (874-2273) or visiting MHSNurseAdviceLine.com

Health Services

Preventive Care

Preventive care services include periodic health screenings, checkups, and other medical procedures to prevent illnesses, disease, or other health problems.

Preventive Care at Mike O'Callaghan Military Medical Center consists of:

Preventive Care Services

  • Breast Cancer Screening: Mammograms can be scheduled with Radiology
    • Age 40+, recommended annually
  • Cervical Cancer Screening: Pap Tests can be scheduled with your assigned Primary Care Clinic
    • Age 21-29, recommended every 3 years
    • Age 30-65, recommended Pap Test only every 3 years, Human Papillomavirus (HPV) test only every 5 years, or a co-testing with Pap and HPV every 5 years
Don't forget to keep your family's information updated in DEERS!