Welcome

Full Circle Mental Health Services is the private practice of Dr. Marcus R. Patterson, PsyD, CCHP-MH — a licensed clinical and forensic psychologist with more than a decade of experience working at the intersection of mental health, the law, and human well-being. Whether you are seeking psychotherapy or an evaluation for yourself or a family member, or you are an attorney, court, agency, or correctional system in need of independent forensic expertise, the practice offers a thoughtful, individualized approach grounded in clinical skill, methodological rigor, and professional integrity.

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How can we help you?

Psychotherapy & Psychological Evaluations

Individualized psychotherapy for adults
Parent Coordination
Diagnostic, psychoeducational and special education evaluations for children, adolescents, and adults

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Forensic & Correctional Psychology

Independent, court-ready expertise for attorneys, courts, agencies, and correctional systems
Forensic psychological evaluations (competency, risk, sanity, pre-sentencing)
Correctional mental health consultingMonitoring of correctional facilities and systems
Case review of standards of care and deaths in custody

Learn more about forensic services →

Here are some places to get started.

Psychtherapy Services

Here you will find information about my therapeutic specialties.

Forensic Services

Here you will find information about my forensic specialties.

Contact

Taking the first step is the hardest part, but I am here to help.

Dr. Marcus R. Patterson, Psy.D

Licensed Clinical Psychologist

Dr. Patterson holds a Doctor of Psychology from Argosy University (APA-accredited) and a Master's degree in Forensic Psychology, with post-doctoral training at the Institute of Law, Psychiatry and Public Policy at the University of Virginia. He is licensed in the District of Columbia, Maryland, and Virginia, and is a Certified Correctional Health Professional – Mental Health (CCHP-MH) through the National Commission on Correctional Health Care. From 2022 through 2025, he served as a mental health expert to the federal Special Master in Coleman v. Newsom, the federal class action governing mental health care across the California Department of Corrections and Rehabilitation, and he is co-author of a chapter in the Oxford Textbook of Correctional Psychiatry (2nd Edition).

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Get in touch

To inquire about psychotherapy availability, schedule a consultation, or discuss a forensic, consulting, or case review engagement, please reach out directly.

Full Circle Mental Health Services

6710 Oxon Hill Rd., Suite 210
Oxon Hill, MD 20746
(301) 996-2046
mpatterson@fullcirclemhs.com

Take the Courageous Step

Full Circle Mental Health Services

Thoughtful psychotherapy. Rigorous forensic and correctional psychology. Serving the Washington, DC metro region — and courts, attorneys, and correctional systems across the country.