An adjustable escutcheon assembly is provided which can be installed flush against a ceiling, wall, or other surface where a supply pipe exits the ceiling, wall, or surface at various angles. The assembly includes a fitting having a curved bearing surface and an aperture for receiving the supply pipe, a retainer which bears against and is adjustable with respect to the curved bearing surface of the fitting, and an escutcheon plate mountable to the retainer. During installation, the retainer and escutcheon plate can be rotated with respect to the pipe and fitting in order to allow flush installation of the retainer and escutcheon against the ceiling, wall, or surface at a variety of angles.