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Our Team

Our providers are on the forefront of integrative psychiatry and are dedicated to helping you thrive

About Integrative Psychiatry Centers

We’re committed to revolutionizing mental healthcare with innovative treatments that address the root causes of mental health disorders. Our team strives to treat each patient as a unique individual, honoring everyone’s needs, desires and goals. 

  • Will Van Derveer, MD

    Will Van Derveer, MD is a leader in the adoption of integrative psychiatry practices globally. After discovering that his conventional psychiatric training was inadequate to answer many of the challenges facing his patients, Dr. Van Derveer began to learn how to resolve the root causes of common psychiatric problems such…
  • Keith Kurlander, MA, LPC

    Keith has two decades of combined experience as a licensed professional counselor in private practice, business administration and teaching at the undergraduate and graduate level. He is the Co-Founder of the Integrative Psychiatry Center and Integrative Psychiatry Institute along with Will Van Derveer, MD. He also created the Higher Practice…
  • Rohini Kanniganti, MD

    Staff Physician
    Rohini Kanniganti, MD, MSPH, HMDC, is a Boulder based Board Certified Family Physician.  She has served in hospice and palliative care for over a decade, currently as Associate Medical Director at Mountain Valley Hospice and Palliative Care in NC.  She completed a fellowship in Integrative Psychiatry through the Integrative Psychiatry…
  • Caley Wekenmann, DNP

    Psychiatric Nurse Practitioner
    (NOT ACCEPTING NEW PATIENTS) Caley Wekenmann, DNP is a board certified psychiatric nurse practitioner and a fellow at the Integrative Psychiatry Institute. She obtained her Psychiatric Doctor of Nursing Practice degree at the University at Buffalo and her Bachelors of Science in Nursing at Niagara University. In addition to her…
  • Marlo McNulty, RN

    Marlo (she/her/hers) is a registered nurse with a Bachelor’s in Science in Nursing, a Bachelor of Science in Nutrition, and a minor in Psychology from the University of Northern Colorado. She has worked in various settings, including intensive care, medical-surgical units, long-term care, and rehab. She is currently working to…
  • Guili Zavaschi, MS, LPC

    KAP Team Leader, Ketamine-Assisted Psychotherapist
    (NOT ACCEPTING NEW PATIENTS) Guili Zavaschi is a Licensed Professional Counselor originally from Brazil. He completed his undergraduate studies in Clinical Psychology in South America and earned his Master’s degree in Counseling Psychology in the United States where he has been living since 2008. Upon graduating, Guili worked as a…
  • Shannon Korn

    Office Manager
    Shannon brings a wealth of experience to her role as Office Manager at IPC. With almost twenty years of experience in personal development, social work, youth care, foster care, healing arts, and office administration, she is passionate about quality mental health services and the journey toward wellness.  As a previously-licensed…

Powered by the Integrative Psychiatry Institute

We’re not only on the forefront of integrative care for patients, but we are also backed by the educational power of the Integrative Psychiatry Institute. Our expert practitioners are learning directly from the premier educational community for integrative psychiatry. Rest assured, our practitioners are constantly implementing new practices from the latest research in innovative mental health care.