Forensic Psychologist and IME Evaluations Throughout the United States

Forensic Psychologist and IME Evaluations Throughout the United States

Forensic Psychologist and IME Evaluations Throughout the United StatesForensic Psychologist and IME Evaluations Throughout the United States

Andrew Mendonsa, Psy.D., MBA, IME - Nationally Recognized Expert Witness

Education & Background


Bachelor of Arts - Psychology and Criminal Justice Administration - National University (WASC Accredited)

Master of Arts - Psychology - California School of Professional Psychology (APA Accredited)

Doctor of Psychology (Psy.D) in Clinical Psychology - California School of Professional Psychology (APA Accredited)

Master of Business Administration (MBA) - Texas A&M University (AACSB Accredited)

General Summary

While Dr. Mendonsa resides in Northern California, he is licensed to practice in over 10 states and commonly travels both within California and nationally to meet the needs of clients, lawyers, executives, professionals and referral sources. He began working in mental health and forensics over 15 years ago. He has worked in a variety of settings including juvenile justice settings, jails, prisons, inpatient psychiatric hospitals and emergency departments within numerous hospital settings. He has extensive expertise in juvenile, adult and geriatric psychology. He has also spent many years in worker's compensation both as a provider and reviewer. He has completed hundreds of hours of specialized training in substance abuse treatment & evaluation, suicide risk assessment and autopsy, business efficiency and workplace personnel care. He has testified and been deposed in cases involving state and federal laws. He is currently a California Board of Psychology Expert Reviewer and assists in determining professional deviations of care. Rarely seen in psychologist backgrounds, Dr. Mendonsa also has a passion for business and operations. After practicing for several years, he returned to college and earned a highly ranked MBA which allows him to bring a unique perspective to workplace cases, business consultation and executive care.

Dr. Mendonsa's professional career has included work as a government regulator, reviewer and surveyor. In these roles, he has acquired the skills necessary to help organizations obtain a health care certification and license, obtain and retain Joint Commission Accreditation, and prepare complex root-cause analyses which satisfies private and government regulatory and review processes. He has worked with both small and large organizations who have successfully undergone regulatory reviews, surveys and investigations.   

As a forensic psychologist, he is an expert in forensic mandated treatment, including sex offender treatment. He is an Independent Provider under the California Sex Offender Management Board (CASOMB). He has overseen thousands of mandated clients and participated in parole review hearings. He conducts evaluations at Coalinga State Hospital on Sexually Violent Predators (SVPs). Lastly, he is designated as a Substance Abuse Expert (SAE) under the United States Nuclear Regulatory Commission and a Substance Abuse Professional (SAP) under the United States Department of Transportation. These two highly specialized certifications allow Dr. Mendonsa to clear employees to return to work at SAE and SAP workplaces. He is considered an expert witness throughout the United States. He has served as an Expert & Rebuttal Witness in a variety of cases. 

Dr. Mendonsa is a Qualified Medical Evaluator (QME). He has conducted dozens of Panel (QME), Agreed (AME), and Independent (IME) evaluations. He prides himself on strongly written and highly detailed reports that withstand cross-examination. He even presents advanced report writing nationally to mental health and forensic professionals. 

Besides providing expert and top notch clinical and forensic services, Dr. Mendonsa has presented a variety of clinical and forensic topics around the world. He loves teaching and presenting. You can often see him on television where he is providing expert perspective on local and national news. He has been featured on countless radio shows and webcasts. Dr. Mendonsa is truly a one-stop resource. Be sure to check out the Blog/Announcement section on the home page to learn about where Dr. Mendonsa is presenting next!

Dr. Mendonsa serves on a variety of government, non-profit and private boards, partnerships and coalitions. To name a few, he serves on the Executive Board of the California Coalition on Sexual Offending, is a Board of Supervisor Appointee on the Sacramento County Alcohol and Drug Advisory Board and is a member of the Association for the Treatment of Sexual Abusers (ATSA) Ethic's Committee. He is passionate about advancing quality care, ethics and evidenced-informed thinking.  

Dr. Mendonsa is a proud Rotarian and member of the prestigious Sutter Club. Be sure to check out Dr. Mendonsa's professional Facebook, LinkedIn & Twitter below. He's one of the Top 10 followed psychologists on Twitter! In addition, his credentials and expertise have been verified below by and Finally, Dr. Mendonsa holds an A+ BBB Rating and has a pristine licensing record in over a dozen states.

Forensic Psychologist
Government Regulatory Expert
Government Surveyor
Joint Commission

Andrew Mendonsa, Psy.D., MBA

Regulatory and Licensing Compliance & Psychology Expert

Need a Printable Summary of Services?

Printable 1 page double-sided summary of Dr. Mendonsa's background and services.  The pdf file is scanned and virus free.

Services & Background (pdf)

States where Dr. Mendonsa holds an active and unrestricted license to practice

Nationally Recognized & Licensed In:

State and License Number:

California - PSY23208 

Colorado - PSY5062

Nevada - PY914

Utah - 11360599-2501

Arkansas  - 19-02CPQ-PL

New Mexico - PSY1585

Arizona - PSY5157

Virginia - 810006318

Idaho - PSY203260

Hawaii - PSY1801

Washington - PY60994654

All state licenses are unrestricted and absent any history of disciplinary actions or sanctions. License Verification Available