A gold color metal and enamel device 1 1/8 inches (2.86 cm) in height overall consisting of a maroon Greek cross bearing above a gold sea lion holding in the upper paw a gold sword, three white discs arranged in triangular formation, one above two; and enclosing gold rays issuing from the angles of the cross a gold scroll convexly arched over the lower three arms of the cross and terminating on each side of the upper vertical arm bearing the inscription "STRENGTH IS OUR MISSION" in maroon letters.
Maroon and white are colors used for the Army Medical Department. The Hospital's service in World War II for which it received the Philippine Presidential Unit Citation, is commemorated by the sea lion with sword, suggested by the Philippine presidential coat of arms. The three discs refer to the unit's three Pacific Islands campaigns. The discs additionally connote wheels and allude to the mobile Army surgical services and treatment provided by the organization. The Greek cross is identified with medical services and together with the gold rays further signifies resuscitation.
The distinctive unit insignia was approved on 5 March 1970.