About Mark L. Simpson
Mark L. Simpson is an addiction / substance abuse counselor. Mr. Mark L. Simpson has 8 years of experience in addiction / substance abuse counseling.
Licenses
Mark L. Simpson has been registered with the National Provider Identifier database since October 19, 2017, and his NPI number is 1376054114.
Book an Appointment
To schedule an appointment with Mr. Mark L. Simpson, please call (509) 684-4597.