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Our Services
  • Mood Disorders

  • Substance Use Disorders and Addictions

  • Attention Deficit Disorders

Grey Matters Health Clinic offers comprehensive evaluation and treatment for adults with:

NEW PATIENTS- Start a conversation with
our office by calling or texting Erin at 
*** In case of a medical or psychiatric emergency call 911. We are not an emergent service
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Dealing with mental health issues can be a difficult situation, and the most serious issues in life are hardly black and white. At Grey Matters we are here to help with our team of certified, highly skilled, and experienced care providers always has our patients’ best interests and wellbeing at heart. Meet the faces that are running our Psychiatric Clinic, and schedule an appointment today.



Psychiatric Clinician

Jacki Gervais PMHNP, CARN-AP, APRN,  is a Certified Addiction and Psychiatric and Mental Health Nurse Practitioner with over 20 years of experience working with individuals who have various psychiatric and substance abuse disorders. 

On her personal time Jacki enjoys cooking, playing with her dog and watching documentaries. She often enjoys traveling around the US, and visiting with friends. 


Psychiatric Nurse Practitioner 

Stacie Olson, DNP, APRN, PMHNP-BC

Stacie Olson DNP, APRN, PMHNP-BC is an adult psychiatric mental health nurse practitioner who graduated from the University of North Dakota (UND) with her Master of Science and Psychiatric Mental Health Nurse Practitioner degree in 2010.  She graduated in 2014 from Duquesne University with her doctorate in nursing practice (DNP).


She has experience in working with individuals with anxiety disorders, major depression, bipolar, ADHD, eating disorders, and substance use disorders. She also currently holds a faculty position at Frontier Nursing University working with a Psychiatric Mental Health Nurse Practitioner (NP) program.    

Stacie has interests in chemical dependency, suicide assessment, and working with graduate psychiatric NP students to advance the number of psychiatric NPs in rural areas.  She works for the NLN CNEA as an on-site nursing program accreditation evaluator. She has served on the local board for Sigma Theta Tau Eta Upsilon Chapter and the board for the North Dakota Nurse Practitioner Association.   

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Psychiatric Nurse Practitioner 

Elizabeth Vidas, DNP, APRN, PMHNP-BC

Elizabeth Vidas, DNP, ARNP, PMHNP-BC is a psychiatric mental health nurse practitioner with over 8 years experience in treating people with addiction, most of whom had other mental health diagnoses such as depression, anxiety, and PTSD, with a focus on women-identifying individuals. 

She provides individual-centered treatment plans blend psychiatric medications with holistic interventions such as movement, adding foods (no diets), therapy recommendations, or mindfulness-based techniques. Elizabeth uses interventions that are science-based and supported by evidence.

In her free time, Elizabeth enjoys hiking, running, crocheting, and board games."


Office Manager


Erin has experience working with both children and adolescents with psychiatric illness and addictions. Erin has been an instrumental part of ensuring our office runs smoothly, that clients get seen in a timely manner, and offering administrative support to all professional staff. In her free time, Erin enjoys spending time with her family, tending to her chickens and enjoys outdoor activities.

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PHONE:  (206) 607-9205

FAX:  (206) 299-9713


5306 Ballard Ave NW suit 208

Seattle, WA 98117

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