About John C. Duff, III
John Charles Duff, III is an addiction / substance abuse counselor. Mr. John C. Duff, III has 16 years of experience in addiction / substance abuse counseling.
Licenses
John C. Duff, III has been registered with the National Provider Identifier database since December 29, 2009, and his NPI number is 1962732719.
Book an Appointment
To schedule an appointment with Mr. John C. Duff, III, please call (530) 265-2914.