

Ola Omoniyi became an Illinois Certified Nurse Practitioner in 2021. She received her undergraduate degree at Valparaiso University in Indiana and her master’s degree from the University of St. Francis in Joliet. She completed her clinical rotation in mental health at Will County Behavioral Health in Joliet. Ola worked at Rush University Medical Centre for 5 years in the behavioral health unit as a Registered Nurse and 5years at other behavioral health hospitals in Chicago.
Choosing the right provider is a big step, and I'm here to offer a unique blend of expertise and genuine support. I'm a dual board-certified Psychiatric-Mental Health Nurse Practitioner (PMHNP) and Family Nurse Practitioner (FNP), and a Certified Advanced Practice Addictions Nurse. What does this mean for you? It means I can offer truly integrated care, understanding how your physical and mental health are connected, and providing specialized support for addiction.
I'm a board-certified psychiatric-mental health nurse practitioner with over 10+ of experience in the mental health field, and 3 years as a psychiatric mental health nurse practitioner. I founded Isimi Health & Wellness to provide thoughtful, evidence-based psychiatric care rooted in compassion, cultural humility, and a deep respect for the mind-body connection. My clinical background spans across PHP/IOP settings, Outpatient psychiatry, TMS, and telepsychiatry. I’ve worked with diverse populations experiencing anxiety, depression, trauma, mood disorders, and life transitions. Whether you're seeking support for mood instability, clarity around your medication options, or a space to reset and realign, I’m honored to walk alongside you on your wellness journey.
Great to meet you!
As a board-certified Psychiatric Mental Health Nurse Practitioner my my goal is to create a space where you feel seen, heard, and supported. My approach to psychiatry is patient-centered, holistic, and grounded in evidence-based care. I specialize in the treatment of anxiety, depression, ADHD, trauma, mood disorders, and adjustment difficulties.
I bring over 20 years of clinical experience and am a board certified psychiatrist, and I was a Chief Resident at Northwestern Memorial Hospital. My background includes Alpha Omega Alpha honors from Loyola University Stritch School of Medicine and an undergraduate degree from Brown University. I specialize in comprehensive, nuanced psychiatric assessments, with a focus on mood and anxiety disorders, life transitions, substance use concerns, ADHD, chronic pain, weight management, compulsive eating and more. My approach is thoughtful, collaborative, and tailored to each individual’s needs.


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