About Daniel Marston, PhD, ABPP

Dr. Marston is a licensed psychologist who specializes in both clinical and forensic psychology.  He is available to provide video therapy and specializes in the area of cognitive-behavioral psychology.  He is the author of two clinical books on the application of research to work and has over thirty years of clinical experience.  He also has been certified as an expert witness in several court jurisdictions and is available to conduct evaluations for the court.  He is licensed as a psychologist in both Pennsylvania and Ohio.

“Dr. Marston is an excellent psychologist.  He could be tough sometimes but that was just what I needed"

— Anonymous


Individual Psycholtherapy

is a form of therapy focused on helping individuals move forward in their personal and professional lives

Forensic Evaluations

are any sort of psychological evaluations conducted for the court.  Dr. Marston is available to do evaluations for both civil and criminal trials.  These evaluations include general psychological evaluations, Competency To Stand Trial and Not Guilty By Reason Of Insanity.

Disability Evaluations

are evaluations conducted to help people make the case that they have a disability that interferes with their ability to work.  Dr. Marston has experiences with evaluations done for Social Security,, Veterans' Administration and various private insurance companies.

Contact us

You can reach Dr. Marston by emailing him at drdanmarston@comcast.net or by calling him directly at 724-433-5467.


Dr. Marston is licensed in both Pennsylvania and Ohio.  He provides services primarily online.  This means that he is able to provide services for any individual or agency if they are physically in Pennsylvania or Ohio.  His office is located in North Huntingdon, Pennsylvania.

About us

Daniel Marston, PhD, ABPP is a licensed psychologist who provides video therapy and video evaluations throughout the states of Pennsylvania and Ohio.  His practice is located in North Huntingdon, PA but because he provides video services he is able to see people in need of services throughout PA and OH. He specializes in therapy services to help individuals better understand and manage the problems they are facing in their lives. He also specializes in assessment services designed to provide clear and comprehensive information to the courts, disability offices, employers and insurance companies about the how's and why's regarding a person's psychological condition and how those conditions impact their ability to work and function.  Dr. Marston is also a professor of statistics and research and the author of two clinical books.  He has over thirty years of clinical experience.

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