Dr. Pia Quimson-Guevarra
Portland , OR 97229
Dr. Pia Quimson-Guevarra is Board-Certified in Psychiatry and Forensic Psychiatry by the American Board of Psychiatry and Neurology. She has expertise in emotionald distress factors in civil litigation, employment matters, and criminal cases and has conducted dozens of forensic assessments. She has extensive experience with diagnosis and treatment of PTSD, depression, anxiety, bipolar disorder and mental competency, as a treating physician and in medical-legal matters as a forensic consultant.
She uses her expertise in psychopharmacology and medication management to treat mental health conditions in clinical practice and applies this experience to forensic assessment in the context of unpacking medically complex cases.
Medical and psychological impairment can impact judgment, clarity of thought, and even criminal responsibility. In her forensic work, she performs a deep investigation into these elements of damages and behavior. This can include cognitive impairment and decline (can be a factor in probate cases), depression, head injuries, and drug or alcohol abuse.
Dr. Quimson-Guevarra has conducted psychiatric assessments in civil litigation as well as criminal matters including competency to stand trial and criminal responsibility evaluations. She is a certified forensic evaluator in Oregon.
Her work is divided between clinical and forensic/expert witness work. Dr. Quimson-Guevarra conducts medical and legal records review as a Forensic Psychiatrist, and medico-legal Independent Medical Evaluations by video and face-to-face, as appropriate. Her assessments are thorough and inform thoughtful and objective expert opinions issued by written report and testimony
Quimson Behavioral Health is Dr. Quimson-Guevarra's private practice caring for patients in the greater Portland area. Services include medication management, and psychotherapy, for patients who suffer from mental disorders such as anxiety, depression, Bipolar Disorders, ADHD, and PTSD.
Previously she treated patients at Cascadia Behavioral Healthcare, where she served on an Assertive Community Treatment (ACT) team, a method to deliver an intensive level of services to patients in the local community. Her patients consisted of individuals who suffer from severe and persistent mental illness including Bipolar Disorder and Schizophrenia. She also treated patients with a history that includes forensic medical-legal issues.
Dr. Quimson-Guevarra previously treated patients who suffered from anxiety, mood, and psychotic disorders at Cedar Hills Hospital, Multnomah County Detention Center, Washington County Jail, Snake River Correctional Institute, and the Portland Veteran's Administration.
She has served as a forensic consultant for the Washington County Mental Health Court in Oregon. She also has worked in the forensic evaluation service department at the Oregon State Hospital where she performed competency to stand trial and criminal responsibility evaluations to patients at the Oregon State Hospital or defendants located in various jails.
- Competency
- Disability
- Emotional Trauma
- Fitness for Duty Evaluation
- Forensic Psychiatry
- Psychiatry
- Psychopharmacology
- Sanity/Competency to Stand Trial
- Testamentary Capacity
- Undue Influence
- Q: Please list your professional accreditations, degrees, licenses, and certificates granted:
- A: Oregon Medical License, License #DO179697
Board Certification in Psychiatry, American Board of Psychiatry and Neurology
Board Certification in Forensic Psychiatry, American Board of Psychiatry and Neurology
Certification, Oregon Forensic Evaluator Training Program
(Required to perform competency to stand trial and criminal responsibility evaluations in Oregon) - Q: Please list your affiliations or memberships in any professional and/or industry organizations:
- A: American Academy of Psychiatry and the Law
Oregon Psychiatric Physicians Association
American Psychiatric Association - Q: Please list any teaching or speaking experience you have had, including subject matter:
- A: Testamentary Capacity, Willamette University College of Law (10/2018)
Mood Disorders, webinar presentation to a private clinical practice. Portland, Oregon (11/2022)
Career Panel for Forensic and Criminal Psychology Symposium, Lewis and Clark
College (2/2019)
Psychopharmacology, didactic presentations for 1st year OHSU Psychiatry Residents (2016-2017)
• Treatment of Bipolar Disorders
• Treatment of Anxiety Disorders
• Psychiatric Drug-Drug Interactions
• Journal Club presentation for OHSU adult psychiatry training program (8/2016)
• Applebaum PS. Assessment of Patients’ Competence to Consent to Treatment. New England Journal of Medicine 2007; 357:1834-40.
Common Factors in Psychotherapy, Presentation to 2nd year OHSU Psychiatry Residents (7/2016)
Global Mental Health, “Expert Hour” to OHSU Adult Psychiatry training program (4/2016)
Evaluation of Consult and Liaison Service rotations for OHSU adult psychiatry training program, Education Performance Committee (EPC) (8/2015) - Q: Have any of your accreditations ever been investigated, suspended or removed? (if yes, explain)
- A: No
- Q: On how many occasions have you been retained as an expert?
- A: Please call for details.
- Q: For what area(s) of expertise have you been retained as an expert?
- A: Please call for details.
- Q: In what percentage of your cases were you retained by the plaintiff?
- A: Please call for details.
- Q: In what percentage of your cases were you retained by the defendant?
- A: Please call for details.
- Q: On how many occasions have you had your deposition taken?
- A: Please call for details.
- Q: When was the last time you had your deposition taken?
- A: Please call for details.
- Q: On how many occasions have you been qualified by a court to give expert testimony?
- A: Please call for details.
- Q: On how many occasions have you testified as an expert in court or before an arbitrator?
- A: Please call for details.
- Q: For how many years have you worked with the legal industry as an expert?
- A: Please call for details.
- Q: What services do you offer? (E.g.: consulting, testing, reports, site inspections etc.)
- A: Expert Witness
Independent Medical Examinations (IME). Video IMEs are conducted when medically appropriate.
Records Review, including medical, hospital, legal and any records relevant to forensic opinion
Reports
Merit Assessment
Testimony
Medico-legal Consulting (second opinion, case evaluation, damages consultant, assessment of opposing counsel forensic evaluator opinions, trial preparation / cross-examining expert witness) - Q: What is your hourly rate to consult with an attorney?
- A: $450
- Q: What is your hourly rate to review documents?
- A: $450
- Q: What is your hourly rate to provide deposition testimony?
- A: $550
- Q: What is your hourly rate to provide testimony at trial?
- A: $550
- Q: Please list any fees other than those stated above (E.g.: travel expenses, copy fees, etc.)
- A: Rates provided upon request.
Available Upon Request