A slotted catheter securement device adapted for securing a catheter extending generally perpendicularly from skin of a patient, having a base member and a securing member co-planarly oriented, the securing member being joined to the base member non-coextensively, an interior opening, a slot passing through the base member and the securing member in communication with the interior opening; the securing member having a first bridging member and a second bridging member non-coextensively joined to the base member, a securing adhesive layer positioned on at least one of the first and second bridging members, the first bridging member having an attached end and a free end, the second bridging member having two attached ends, whereby the first and second bridging members fold away from the base member to adhere to each other and to the catheter disposed therebetween.