As practitioners at CLEAR Center of Health, we each develop an intensive doctor-patient partnership that allows us to understand the distinct complexities of each patient’s health. We offer the most advanced evidence-based medicine to support the body’s innate healing processes. We empower our patients with knowledge so that they gain greater insight to their own health.

Our diverse team collaborates to achieve optimal health for our patients.

Beth McDougall, M.D., Medical Director

Beth McDougall, MD has been in medical practice since 1998 and is Founder and Medical Director of CLEAR Center of Health. Founded in 2002, CLEAR offers the best of Western Medicine in conjunction with Naturopathic…

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Kate Tenney, N.D.

Dr. Kate Tenney is a board certified and licensed Naturopathic Doctor who treats a broad range of acute and chronic conditions seen in family practice. While she treats people of all ages with a wide range of health concerns…

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Drew Sinatra, N.D.

Dr. Drew Sinatra is a board certified and licensed Naturopathic Doctor. His patients include men, women, and kids of all ages. He treats a wide range of issues—including fatigue, digestive disorders, hormonal imbalances…

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Mark Iwanicki, N.D.

After his treatment, Dr. Mark Iwanicki was asked by Dr. Szulc to join him in forming Innovative Medicine LLC, a holistic health and marketing company that promotes and disseminates awareness about European biological…

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Vanessa Vertin, Ph.D.

As a psychotherapist, Dr. Vanessa Vertin is passionate about supporting individual clients, couples, and families through the complex journey of life…

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Clinical Staff

Each member of the clinic team contributes to the warm atmosphere and healing environment that people from all over the world appreciate. Every team member is dedicated to providing a supportive and compassionate experience.

Jessica Tessi

Clinic Operations & Financial Manager

Jessica joined CLEAR in 2013. As the clinic manager she oversees all business operations, making sure the clinic is functioning at its highest efficiency.

Josheena Lal

Floor Manager / Medical Assistant / New Patient Coordinator

Josheena began working at CLEAR in 2007. She addresses the needs of each patient while making sure that the clinic stays on schedule and flows in a harmonious way.

Sparrow Linderborg, R.N.
Registered Nurse

Mana Shams
Phlebotomist / Plasma Biofeedback 

Zena McCartney
Medical Administrative Assistant

Jennifer Edgar
Front Desk / Medical Assistant

Veronica Bach
VIbraSound Resonance Engineer

Christian Zavala-Lopez
Medical Executive Assistant for Dr. McDougall / Front Desk Assistant

Brandon Muzak
Project Manager Laser Division