Navy Medical Corps Collar Device Breast Insignia for example an F/A-18 squadron

for example an F/A-18 squadron or a Nimitz-class aircraft carrier

United States Army Combat Medical Badge

This has no political significance: on the officers ornament

One must also attend one CONUS and one OCONUS exercise or deployment

unofficially

Navy Medical Corps Collar Device Breast Insignia for example an F/A-18 squadronUnited States Navy Medical Corps Collar Device Criteria: The Medical Corps of the United States Navy consists of military physicians in a variety of specialties. It is the senior corps among all staff corps, second in precedence only to line officers. The corps of commissioned officers was founded on March 3, 1871. Prior to the formal establishment of the corps, ships' surgeons served without commissions, unless given one by the commanding officer.