• Dr. Greg Thorkelson, MD
    Dr. Greg Thorkelson, MD
    Dr. Thorkelson, MD is the founder and Medical Director of the Nexus Group. He is board-certified in child, adolescent, and adult psychiatry. He completed his adult psychiatry training at Temple...
  • Dr. Abigail Wang, MD
    Dr. Abigail Wang, MD
    Dr. Abigail Wang earned her medical degree from the Northwestern University Feinberg School of Medicine and completed her general psychiatry residency at the University of Virginia. She has a particular...
  • Rebekah DeChicko, PMHNP- BC
    Rebekah DeChicko, PMHNP- BC
    Rebekah started her career path as a Registered Nurse working at Western Psychiatric Hospital. This experienced ignited her passion for mental wellness. After Western Psychiatric she earned her Master of...
  • Jayne Dalessio, PMHNP- BC
    Jayne Dalessio, PMHNP- BC
    Jayne obtained her MSN from Drexel University, studying in the psychiatric mental health nurse practitioner program. She has a wealth of knowledge, having practiced in the mental health field since...
  • Dr. Melanie Valenti (Kukich), DNP, PMHNP-BC
    Dr. Melanie Valenti (Kukich), DNP, PMHNP-BC
    Melanie Valenti is a Board Certified Doctor of Nursing Practitioner (DNP) specializing in Psychiatry and Mental Health at the Nexus Group. She completed her doctorate degree at the University of...
  • Dr. Ryan Reagan, Ph.D
    Dr. Ryan Reagan, Ph.D
    Ryan Reagan is a Licensed Professional Counselor with twenty years of experience working with adults, children, and families. His specific training is in Cognitive Behavioral Therapy (CBT) and Dialectical Behavioral...
  • Greta Thorkelson, PMHNP-BC
    Greta Thorkelson, PMHNP-BC
    Greta Thorkelson has worked as a Family Nurse Practitioner for years, managing physical and mental health concerns for the community. She continued her education and has an additional master’s degree...
  • Ashley Foster, PMHNP-BC
    Ashley Foster, PMHNP-BC
    Ashley Foster is passionate about psychiatry and mental health and has nearly 20 years of experience in the field caring for people through psychiatric and mental health recovery. She earned...
  • Kathleen McAneny, PMHNP-BC
    Kathleen McAneny, PMHNP-BC
    Katie has a unique mix of inpatient and outpatient psychiatric experience. She is a Board Certified Psychiatric Mental Health Nurse Practitioner and earned her Master of Science in Nursing at...
  • Hannah Covalesky, PA-C
    Hannah Covalesky, PA-C
    With great interest in Psychology and Psychiatry and passion to work in mental health, upon completing her undergraduate degree in Health Science and Psychology, Hannah Covalesky went on to earn...
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