US Navy and US Coast Guard
Note: All medical professionals in the US Coast Guard (except physician assistants) are commissioned officers in the US Public Health Service (PHS). US Coast Guard chief warrant officers in medicine are designated CWO(Med). This also applies to the US Coast Guard Reserve....
An abbreviation of a military service follows a name; an abbreviation of a military title (also called grade or rank) precedes a name (eg, Col Cornelia McNamara, USAF, MC, not Col Cornelia McNamara, MD). These abbreviations should not be used in bylines.
Note: All the preceding designations also apply to the Army National Guard (ARNG) and US Army Reserve (USAR).
US Air Force
Note: All the preceding designations also apply to the Air National Guard (ANG) and US Air Force Reserve (USAFR). The US Air Force has no veterinary corps; veterinarians are in the Bio-Sciences Corps....