Tim Duffy is the founder and president of Mobile Mohs, Inc.. Mr. Duffy founded Mobile Mohs, Inc. in 1979 with the commitment to providing portable lab services of the finest order to dermatologists throughout California.

Mr. Duffy has over twenty years of experience in the histology field and has pioneered numerous lab techniques including the reverse mount for cleaner, faster slides, and the "rapid" frozen H & E staining procedure.

Mr. Duffy has also mentored hundreds of lab technicians on Mohs Histotechnology in many medical environments including Loma Linda University, University of California at Irvine Medical Center (UCI), and St. Jude Hospital of Fullerton.

Mr. Duffy holds a Bachelor of Science degree in Medical Microbiology and has significant postgraduate experience in Public Health.