Unless an exception is needed during a disaster, as described in § 354.1868 of this subchapter (relating to Exceptions in Disasters), vendors must enter the identification number of the prescriber, as listed with the appropriate medical specialty board, on each claim.
1 Tex. Admin. Code § 354.1835
The provisions of this §354.1835 adopted to be effective November 16, 1987, 12 TexReg 3553; Amended to be effective February 27, 1989, 14 TexReg 630; Amended to be effective July 1, 1993, 18 TexReg 1584; transferred effective September 1, 1993, as published in the Texas Register September 7, 1993, 18 TexReg 5978; Amended to be effective October 27, 1997, 22 TexReg 10317; transferred effective September 1, 2001, as published in the Texas Register May 24, 2002, 27 TexReg 4562; Amended by Texas Register, Volume 41, Number 19, May 6, 2016, TexReg 3298, eff. 5/15/2016