No.
As reported by Robin Miller of CBAR, the evidentiary presumption of the validity of a claim that arises upon the proper filing of a proof of claim does not extend to the priority status of the claim. In re Hack, 2009 WL 1392068 (Bankr. C.D. Ill., May 14, 2009); In re Taranovich, 1994 WL 329429 (Bankr. S.D. Ga. 1994); In re Central Rubber Products, Inc., 31 B.R. 865 (Bankr. D. Conn. 1983). Contra, In re Uzaldin, 418 B.R. 166 (Bankr. E.D. Va., August 7, 2009); In re DeAngelis Tangibles, Inc., 238 B.R. 96 (Bankr. M.D. Pa. 1999); In re Transouth Truck Equip., Inc., 87 B.R. 937, 940 (Bankr. E.D. Tenn. 1988).
In re Alewelt, 520 B.R. 704 (Bankr. C.D. Ill., Oct. 30, 2014)
(case no. 3:14-bk-70578) (Chief Bankruptcy Judge Mary P. Gorman)