Mark G. Dillon, Ph.D. - Home

Dr. Mark Dillon

This website is meant primarily to facilitate scheduling different types of psychological or forensic evaluations with Dr. Mark G. Dillon. Please click on the button below to schedule an evaluation. The total process should take less than 60 seconds.


Please see my About page for further information.


We are excited to welcome Dr. Jesse Chase and Dr. Liliya Webb, two psychologist residents, to the practice. Dr. Dillon directly trains and supervises the residents, and co-signs their reports. You may expect a 10 day turnaround on resident evaluations. Please click the button below to schedule an evaluation with Dr. Webb or Dr. Chase.


If you have any questions, please feel free to call (503)-281-6162 or e-mail Dr. Dillon at (

Dr Mark Dillon

Please Note: This is a confidential site and has the highest security level similar to credit card processing.