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Vivir Feliz
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Dr. Sara Parker

Comprehensive psychological evaluations

Vivir Feliz is a space to feel heard and take the first step toward emotional wellbeing.

We believe in warm, respectful care that makes room for your story and your own pace.

Qualifications

  • Bachelor of Applied Science (Psychology)
  • Graduate Diploma of Psychology (Advanced)
  • Master of Applied Psychology (Clinical)
  • Doctor of Philosophy (Clinical Psychology) – current

Professional associations and memberships

AHPRA registration: PSY0002268469

Publications

Demmer, D. H., & Tatnell, R. (2025). Readiness assessments prior to gender-affirming medical care: The processes and perspectives of Australian healthcare practitioners. International Journal of Transgender Health, 1–16. View publication

Tatnell, R., Constanti, A., Johansen, S. W. F., & Demmer, D. H. (2025). A mixed-methods pilot study assessing adaptations to the ESTEEM program for Australian same-sex-attracted men. Australian Psychologist, 1–12.

Joint United Nations Programme on HIV/AIDS (UNAIDS). (2024). Chemsex Toolkit for clinical service providers in the Asia-Pacific region. UNAIDS.

Demonstration information. The biography, qualifications and publications require verification before publication.

Our experienced clinicians