Lieutenant commander is considered a mid-grade officer rank in the United States Navy, the United States Coast Guard, the United States Public Health Service Commissioned Corps, and the National Ocean
A lieutenant commander providing medical care aboard USNS Comfort (T-AH 20); note golden oak leaf insignia.
Lieutenant commander James L. Garard wearing the standard combination cover (without embellishments or "scrambled eggs") as per regulations.
In the United States Navy, officers have various ranks. Equivalency between services is by pay grade. United States Navy commissioned officer ranks have two distinct sets of rank insignia: On dress un
Lieutenant commander (United States)
…or inboard of the stripes, they wear their specialty insignia, notably a star for officers of the line, crossed oak leaves for Civil Engineer Corps. U.S. Navy officer rank insignia…
USN Chaplian Insignia Buddhist 2