Dr. Justin D’Arienzo, Psychologist

Dr. D'Arienzo, Psychologist and Relationship Expert, Jacksonville, Florida
Dr. D’Arienzo, Psychologist and Relationship Expert, Jacksonville, Florida


D’Arienzo Psychology was established in 2008 by Dr. Justin D’Arienzo, a Forensic and Board Certified Clinical Psychologist, a distinction held by only 5% of psychologists nationally. Dr. D’Arienzo is well trained and highly regarded, and is committed to exceeding all professional guidelines set forth by the American Psychological Association, American Professional Board of Psychology and other affiliated organizations. Whether you are looking for couples therapy or marriage counseling, a forensic evaluation, court martial psychological consultation, individual psychotherapy, adolescent therapy, executive coaching, employment psychological testing or online courses, Dr. D’Arienzo is uniquely qualified and ready to help. Dr. D’Arienzo is a Licensed Psychologist in Florida (PY7397), Texas (39518), and New Mexico (PSY-2023-0074).

Dr. D’Arienzo has more than twenty years of experience in behavioral health in both the military and civilian sectors. Dr. D’Arienzo is married to Erica D’Arienzo, and they are the proud parents of four children and one German Shepherd, one Dorkie, and one Newfydoodle. He enjoys reading, working out, boating, fishing, and spending time with his family when he is not working.


  • 2004-2006: Pensacola Naval Hospital, Clinical Psychology Residency.
  • 2005: Joint Task Force, Guantanamo Bay, Cuba, Clinical Psychology Residency
  • 2003-2004: Naval Medical Center Portsmouth, Clinical Psychology Intersnhip
  • 2004: Nova Southeastern University, Psy.D. Clinical Psychology: Summa Cum Laude
  • 2001: Nova Southeastern University, M.S. Clinical Psychology: Summa Cum Laude
  • 1997: University of North Florida, B.A. Psychology: Summa Cum Laude
  • 1993: Furman University (1991-1993)

Certifications/Specialized Training

  • Master of Science Program in Psychopharmacology, Fairleigh Dickinson University (In progress: January 2024 – December 2025)
  • PsyPACT, Authority to Practice Interjurisdictional Telepsychology (APIT) in 39 states.
  • PsyPACT, Temporary Authority to Practice (TAP) in 35 states.
  • Certificate of Professional Qualification, Psychologist (CPQ)
  • Advanced Training in Social Investigations/Custody Evaluations (American Board of Forensic Psychology)
  • Florida Psychological Forensic Examiner
  • Board Certification (ABPP Diplomate, Clinical Psychology) and Fellow in Clinical Psychology
  • Gottman Couples Therapy Training
  • Parenting Coordination Certification
  • Certified Florida Supreme Court Family Mediator
  • Military Psychology
  • Licensed Psychologist in Florida and Texas.

Military Service

  • 2003-2008 Commissioned as Active Duty Lieutenant and Clinical Psychologist in the U.S. Navy
  • Staff Psychologist at Navy Hospitals in Portsmouth, VA & Pensacola, FL
  • Global War on Terrorism Detainee Psychologist and Director of Psychological Services, Joint Task Force, Guantanamo Bay, Cuba
  • Head of Behavioral Health Clinic, NAS Pensacola, FL
  • Operational Psychologist and Director of Mental Health for USS KITTY HAWK Carrier Strike Group and Air Wing, forward deployed to Yokosuka, Japan
  • Head of Substance Abuse Rehabilitation Program for USS KITTY HAWK Carrier Strike Group and Air Wing, forward deployed to Yokosuka, Japan

Additional Professional Experience

  • 2008-Present: Clinical and Forensic Psychologist at D’Arienzo Psychology, Jacksonville, FL
  • 2008-2008: Brooks Rehabilitation Hospital, Brain Injury Unit (Neuropsychology), Jacksonville, FL
  • 2006-2008: Associate Psychology Professor, Central Texas College
  • 2002-2003: Psychometrician, Broward Psychological Associates, Inc., Hollywood, FL
  • 2001-2002: Practicum, VA Medical Center, Acute Psychiatric and Spinal Cord Injury Units, Miami, FL
  • 2000-2001: Practicum, Guided Self Change, Fort Lauderdale, FL
  • 2000-2001: Therapist, One Stop Program, Conte Correctional Facility, Pompano, FL
  • 1997-1999: Counselor, Gateway Community Services, Jacksonville, FL

Presentations, Publications, and Recognition

D’Arienzo, J. A (2023), How Not To F*CK Up Your Life: The Art & Science of Finding And Being The Right Partner To Create A Lasting, Happy Relationship. Jacksonville, Florida: D’Arienzo Psychology.

D’Arienzo, J. A (2023), How Not To Ruin Your Life: The Art & Science of Finding And Being The Right Partner To Create A Lasting, Happy Relationship. Jacksonville, Florida: D’Arienzo Psychology.

Florida Psychological Association, Forensic Division Chair (2022-present)

Certificate of Professional Qualification in Psychology (2020)

D’Arienzo, J. A., (2017), Post traumatic stress disorder with combat veterans using cognitive behavioral therapy. In  S.S. Fehr (2nd Ed), 101 Interventions in Group Therapy. New York:  Routledge Press.

Featured Psychologist on T.D. Jakes Show, Oprah Winfrey Network (OWN).  Digital Kidnapping and Internet Safety, October 2016.

Featured Psychologist on The Buzz, Psychological Health, September 2016

“The Science Behind Building Strong, Confident, and Resilient Children. The Truth About Grit” Parent Association Annual Seminar, San Jose Episcopal Day School, October 4, 2016

“The New Premise of 50/50: Should You Really Split the Baby?”  American Academy of Matrimonial Lawyers (AAML) Webinar Presenters: Elisha Roy, Esq., with Dr. Deborah Day and Dr. Justin D’Arienzo. Thursday, September 15, 2016.

“Relocation Evaluations.” Jacksonville Bar Association Family Law Seminar 2016, September 15, 2016.

“Myers-Briggs Team Building Seminar.” Teachers and Staff, San Jose Episcopal Day School, June 1, 2016.

“The Other Story of Domestic Violence. Abusive Women and the Men That Love Them.” Lunch-N-Learn seminar for family lawyers CLE event in Jacksonville, Florida. April, 12, 2016.

Professional Affiliations/Community Boards (Past and Present)

Additional Information about this psychologist:

Personal Website:  Dr. Justin D’Arienzo, Jacksonville, Florida Licensed Psychologist

D’Arienzo Psychology San Jose Google Business Profile

D’Arienzo Psychology Town Center Google Business Profile

Dr. D’Arienzo’s May 2024 CV Update

Download (PDF, 191KB)





Dr. D'Arienzo's Video Posts

PsyPACT Psychologist

Florida Psychologists Gain PsyPACT

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Best Practices in Psychological Testing for Armed Security Personnel

Psychological Testing for Armed Security Personnel On May 1, 2023, I had the pleasure of presenting about Best Pratice...

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What Are Adverse Childhood Experiences (ACEs)?

What are ACEs or Adverse Childhood Experiences? I (Dr. D'Arienzo) was recently involved as a defense expert (Forensic P...

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Overcoming Traumatic Memories

Overcoming Traumatic Memories January 12, 2021 Trauma and Post Traumatic Stress Disorder (PTSD) have received increasi...

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How Do You Help Children With Divorce

How do you talk to your children about divorce?

 parent's worst nightmare: Talking to your kids about divorce. How do you do it? Talking to your children about divo...

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A New You in 2022

A New You in 2022 December 29, 2021 Did you know that only 8% of people maintain their New Year’s Resolutions from J...

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Planning a Spring Wedding?

Are You Planning a Spring Wedding? The Allure of Spring Weddings: Celebrating Love Among Blossoms and New Beginnings The...

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The Greatest Gift

The Greatest Gift December 15, 2021 It's the holiday season and if you’re like me, you're around a lot of family thi...

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Surviving & Thriving Over the Holidays

Surviving & Thriving Over the Holidays November 17, 2021 2021 has been a very difficult year for everyone. A lot o...

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Overcoming Shark Phobia or Galeophobia

Overcoming Shark Phobia Many of you know that I (Dr. D'Arienzo) participated in the filming for Shark Week 2021 but the...

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The Trauma of Infidelity

The Trauma of Infidelity October 2, 2021 Most people expect monogamy in their committed or marital relationship but in...

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The Impact of Divorce

The Impact of Divorce October 20, 2021 In the industry, it is known that in criminal law, you have bad people at their...

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How to Overcome Panic Attacks

How to Overcome Panic Attacks October 6, 2021 People with Panic Disorder often present to the emergency room with ches...

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Mate Value & Relationship Compatibility

What is your Mate Value? September 22, 2021 Over the past year, I have been writing a book about the science of making...

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If Gordon Ramsay & Dr. Phil had a Baby

If Gordon Ramsay & Dr. Phil had a Baby September 13, 2021 Dr. D’Arienzo (transcription): So, who am I? Really? T...

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Help Yourself Control Your Anger by Taking an Anger Management Course

Self Help Guide

Self Help Guide Recovery and Wellness Lifestyle—A Self-Help Guide   Acknowledgements This publication w...

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