The Naturopathic Medicine Institute, Inc. an existing IRS approved 501(c)(3) was founded to address the need for bold leadership in Naturopathic Medicine, for providing effective clinical services, for post-graduate training of doctors and other providers, for research and advocacy.

The Institute pursues these goals in collaboration with a network of highly experienced practitioners who are recognized leaders in the naturopathic profession, and by collaborations with key organizations that share the vision of the Institute. Through these collaborations, the Institute will contribute to providing more effective and cost-effective health care to people seeking restoration of their health to the highest level possible. The Institute specifically seeks to expand the availability of health care providers who can use naturopathic therapies with maximum effectiveness.


“The physician’s high and only mission is to restore the sick to health – to cure, as it is termed.”

~ Samuel Hahnemann, The Organon of Medicine.

Naturopathic Medicine Institute Core Team


  • James S Sensenig. N.D.
  • Robert J. Broadwell, N.D.
  • Robert D. Timberlake, In Memorium

Board of Directors

  • James S Sensenig, ND, President
  • Robert J. Broadwell, ND, Member
  • Harry F. Swope III, ND, DHANP, Secretary/Treasurer
  • Eli Camp, ND, DHANP, Member

Advisory Council

  • John Benedict Lust, Jr., Honorary Chair
  • Eli Camp, ND
  • Holly Castle, ND
  • Letitia M. Dick-Kronenberg, ND
  • Sara Hazel, ND
  • Jerry Joe Holcomb, Jr., ND
  • Thomas A. Kruzel, ND
  • Aviva D. Wertkin, ND
  • Jared L. Zeff, ND

Current Volunteers

Jessica Bernardy, ND
Social Media
Dr. Jessica Bernardy, ND is a naturopathic doctor practicing in Hood River, OR. Her clinical interests include preconception care, fertility optimization, infertility care, pediatrics, women’s health, stress management, and environmental medicine. She practices traditional naturopathic medicine. What lights her up about her work work is knowing that she’s helping people live the lives they want to be living, and helping moms and babies to be healthier, 7 generations into the future. Dr. Bernardy received her doctor of Naturopathic Medicine from Bastyr University in Kenmore, WA. She previously earned her Bachelors of Science degree in nutrition from the same university. Her path to become a Naturopathic Doctor and fertility expert became clear at an early age. Once in medical school she learned about the declining fertility statistics and knew that there was more that she could offer. She is excited to be a part of the APND to bring this information to the public and to healthcare practitioners. When she is not seeing patients or blogging you can find her DIY-ing, cooking and eating good food, exploring the outdoors, and reclaiming the lost arts of living a sustainable life with a connection to nature, and teaching others about this. Visit Dr. Bernardy Online

Eli Camp, ND, DHANP
Board Member
SCNM graduate (2005) and NH licensed Naturopathic Doctor. In addition to maintaining a concierge medical practice, Dr. Camp lectures across the country on topics of health, naturopathy and homeopathy. She runs a 4 year homeopathic certification program and preceptors medical students from various fields of healthcare. In 2008, she founded Medicine Talk and Medicine Talk Professional, two paths, one destination – successful, sustainable Naturopathic medical practices. Medicine Talk educates the public; Medicine Talk Pro offers free resources and affordable services to train, support, assist and fund NDs creating or restructuring and then maintaining successful medical practices. Her memberships include the The New Hampshire Association of Naturopathic Doctors (NHAND), the Oklahoma Association of Naturopathic Physicians (OKANP), the Homeopathic Academy of Naturopathic Physicians (HANP), The American Association of Naturopathic Physicians (AANP) and the National Center for Homeopathy. In addition to membership, Dr. Camp served as Vice-President and President of NHAND and Treasurer of the FNPA. She currently serves on the Board of the HANP, the Naturopathic Medicine Institute and is the AANP House of Delegates OK member. She resides in Oklahoma with her 2 grandchildren, husband and 4-legged canine friend, Asia. Medicine Talk Pro | Medicine Talk

Holly Castle, ND
Advisory Council
Dr. Holly Castle received her Doctor of Naturopathic Medicine degree from the National College of Naturopathic Medicine (now known as National University of Natural Medicine, or NUNM) in Portland, Ore., in 1997 and is licensed to practice in both Oregon and Arizona. Since receiving her doctorate degree, she has continued to take hundreds of hours of postgraduate education and training, with an emphasis on classical homeopathy and Biotherapeutic Drainage. She has studied with world-famous homeopaths and many leaders in the naturopathic profession. Dr. Castle addresses a wide range of health concerns in individuals of all ages with gentle and effective therapies that include homeopathy, botanical medicine, hydrotherapy, nutritional and dietary counseling, and lifestyle coaching. Her boutique practice focuses on highly personalized care. Patients can be seen in person or advised remotely through telehealth sessions. The principles of natural medicine have guided Dr. Castle for most of her life and she practices what she preaches. Many of the treatments and lifestyle changes she recommends have been used by herself and her family. She understands the challenges of making changes and guides patients through the process. Visit Dr. Castle Online

Leslie Cisar, ND
Website & Membership Chair
Dr. Leslie Cisar is a licensed Naturopathic Physician in the state of Arizona. She received her Doctor of Naturopathic Medicine degree from Southwest College of Naturopathic Medicine (SCNM) in 2010.  In Arizona, she had a private practice specializing in mental and emotional health and also worked as a Staff Physician at the renowned in-patient drug and alcohol treatment center, The River Source – a revolutionary treatment center that harness the healing power of nature and a holistic mind/body/spirit approach in the treatment of the life-threatening illness of addiction.  A Chicago native, she returned to Illinois in 2014, and created Nature+Nurture Telemedicine, a nationwide telemedicine practice that specializes in adoptive families and children.  An adoptive mom herself, she appreciates the concerns adoptive moms have, and has an empathic view into the unique mind/body/spirit health concerns of adopted children.  She has done extensive clinical training and study in Homeopathy and uses this modality extensively in her practice, in addition to botanical medicine, hydrotherapy, lifestyle change, detoxification, and focused nutritional supplementation.  Dr. Leslie is a compassionate listener with an easy-going style that provides a healing space for the children and families she works with.  Visit Dr. Cisar Online

Shawna Eischens, ND
Dr. Shawna Eischens (“Dr. E”) is an SCNM graduate and naturopathic primary care physician at Rockwood Natural Medicine Clinic. Her journey began with early interests in nutrition, fitness, and the desire to know how the body functions. While at the University of Wisconsin-La Crosse, she received a Bachelor of Science in Therapeutic Recreation with an emphasis in child development. Her passion as a naturopathic physician was fueled by her work in hospital rehabilitation units, nursing homes, and working with people with disabilities. Part of her inspiration to become a physician occurred during her Mother’s experience with cancer. It was through this journey that she experienced the incredible impact that nutrition, emotions, and human touch have on a person’s healing. This personal experience propelled her to complete her training as a massage therapist from Northwestern Health Sciences University in Bloomington, MN in 2004. She feels fortunate to be able to pursue her passion of empowering others to heal their own body through various safe and effective naturopathic therapies. One of her strongest assets is the ability to listen without judgment and offer patients a safe place to express themselves. This combination can be a priceless part of the healing process. Rockwood Natural Medicine | Dr. Shawna Eischens

Kate Firisin, ND, MSPT
Curriculum Committee Chair
Dr. Firisin is a licensed Naturopathic Physician and Physical Therapist in Gilbert, AZ. Her private practice emphasizes primary care, detoxification, food allergies, adrenal fatigue and thyroid and hormone dysfunction, cardiovascular conditions and hypertension, diabetes and chronic disease. A native of Connecticut, Dr. Firisin received her Masters in Physical Therapy from Springfield College in Massachusetts in 1999. After 10 years in patient care, she returned to school and received her medical degree at Southwest College of Naturopathic Medicine in 2012. She was selected to deliver the graduation address and received the Outstanding Leadership Award for her many volunteer and leadership roles throughout her medical education. She is passionate about cooking and discovering new ways to create healthful recipes.  Visit Dr. Firisin online.

Christene Gerardi
Christene is a Integrative Medicine Consultant, Educator and Interpreter and founder of IntegrativeMedicineHelp.com. Through workshops and speaking engagements, she teaches people with chronic health issues to use the full range of Integrative Medicine for health and healing. She’s completed coursework for two Masters degrees: one in Health Education, the other in Integrative Health and Healing and is bridging the gap for her mainstream clients between Conventional Western Medicine and Complementary and Alternative Medicine. With the help of naturopathy, chiropractic and energy medicines, Christene healed her postpartum depression, anxiety, fear and worry without using antidepressants and anti-anxiety meds and healed her painful chronic food sensitivities naturally. Today she feels light and springy again, happy, healthy, grounded, peaceful and calm without drug side effects and the long-term expense of disease management. Visit: Christene’s Website.

Lisa Lavoie, ND
Dr. Lavoie is a Los Angeles-based Naturopathic Medical Doctor. She completed her medical training at the Canadian College of Naturopathic Medicine in 2003 and is licensed with the State of California. She is a primary care doctor with a clinical focus on depression, disordered eating and body image. “I became a doctor because I know what it’s like to live in a body that is not OK. I lost my teens and twenties to Chronic Fatigue, Fibromyalgia, and Depression. I operate from the perspective that the body knows what it’s doing. Always. Whatever it’s doing — from chronic fatigue, to stubborn fat, to pain, to binge eating, to autoimmune conditions, to depression — is often the very thing that’s trying to keep you alive right now. My job is to put the pieces together to help your body find a more elegant solution.” Visit: Dr. Lavoie’s Website.

Gail Littell, ND
Online bookstore, Social Media
Dr. Littell began her university studies in 1969 at Indiana University (IU) in Bloomington and, after many detours and starts and stops along the way, completed her Bachelor of General Studies in 2007 at Indiana University Southeast (IUS) in New Albany. She received her Doctor of Naturopathic Medicine in 2013 from the Canadian College of Naturopathic Medicine (CCNM) in Toronto, Ontario, Canada. Dr. Gail is a licensed naturopathic physician in the State of Vermont. She received her Certificate of completion (1200 hours) as a Graduate Massage Therapist from the American College of Natural Healing Sciences (Arizona) in 1979 and is an Indiana licensed massage therapist. Dr. Gail has a rich and eclectic experiential background underlying her naturopathic practice which includes operating a certified organic farm (hay, herbs, vegetables, small fruits, chickens, ducks and goats), homeschooling her 3 children, freelance writing and working as a natural product research and development/product manager for a popular internet company. She is the mother of 3 adult children and the grandmother of 10 (12, including 2 adult step-grandchildren). Her cradle-to-grave private practice is located in Salem, IN where she helps her patients/clients identify and remove obstacles to health and supports them in creating conditions that allow health to Visit Dr. Littell on line at CreeksideNaturalMedicine.com.

Nathan Petersburg, ND

I am a graduate of Bastyr University (2016). Vitalism is a hole in the education that I have recognized from early on, though not knowing how to put a finger on it for the first 2 years. Through a few teachers and close friends, I have learned, sought and tried to always keep that at the core of who I am at school and now in practice.

Elizabeth Taddiken

Elizabeth graduated from Arizona State University with a Bachelor’s degree in Applied Biological Sciences in 2007, and a Bachelor of Fine Art in 2003. Her path to attend Southwest College of Naturopathic Medicine took a detour when she had her first child in 2008, and then her second in 2009. She eventually started medical school in 2013 and will graduate in 2017. Elizabeth has traveled extensively, and while she grew up with natural medicine and healthy eating, she really gained her love of learning about natural medicine while living in Santa Cruz, CA and later through dear friends she met in Florence, Italy. Elizabeth has a passion for the nature cure style of treating patients. She believes wholeheartedly in this system of care and prevention, and the guiding principle of the healing power of nature. She is excited to get more experience practicing in the clinic, and looking forward to graduation and the start of her journey as a naturopathic physician with nature cure at the center of her practice.

Teresa True, ND – Dr. True completed her medical training at the Southwest College of Naturopathic Medicine in Tempe, Arizona, where she graduated with High Honors earning the prestigious High Academic Achievement Award. Prior to receiving her Doctorate, Dr. True obtained her Bachelor of Science Degree focusing in Human Physiology and Chemistry from the University of Oregon. Dr. True completed her residency here in Portland, Oregon focusing in family practice and hydrotherapy. She is a member of the American College for Advancement in Medicine, the American Association of Naturopathic Physicians and the Oregon Association of Naturopathic Physicians. Dr. True is a family practice physician trained in nutrition, homeopathy, botanical and physical medicine as well as hydrotherapy. She has also had extensive training in Therapeutic and Intravenous Nutrition, Chinese Medicine, Women’s Health, and Diabetes. Visit: Dr. True’s Website.

Aviva Wertkin, ND
Advisory Council, Events, Curriculum
Dr. Wertkin earned her doctorate degree at Southwest College of Naturopathic Medicine and completed a two year residency in Naturopathic Family Medicine through National College of Natural Medicine.She currently practices at Naturae Medical a Naturopathic Primary Care practice in Brattleboro VT. Dr. Aviva uses conventional diagnostic tools as well as specialized biomedical testing to determine the underlying causes of health concerns. She sees patients of all ages with all health concerns and is an expert at disease reversal. She is also a specialist in the treatment of digestive disorders, neuro-endocrine and immune conditions, fatigue, pain, lyme disease and cancer. Dr. Aviva uses classical naturopathic therapies along with acupuncture in her practice and is very mindful of the emotional and spiritual components of illness. Visit Dr. Wertkin’s Website

 Ashley Whittemore, ND
Curriculum, Vital Conversation Host
Dr. Whittemore is an Arizona licensed Naturopathic Physician. Born and raised in Southeast Louisiana, she attended Louisiana State University where she received a Bachelor of Science in Biological Sciences and a minor in Business Administration. She then went on to receive her Doctor of Naturopathic Medicine from Southwest College of Naturopathic Medicine in Tempe, Arizona, where she was trained as a general practitioner. Dr. Whittemore has a passion for empowering people to take control of their health and educating them on how to do so. She also has a passion for advocating for the awareness and advancement of naturopathic medicine. Dr. Whittemore is in private practice at Cornerstone Health Center where she works with people with a variety of conditions. Dr. Whittemore is currently working with Naturopathic Doctors in Louisiana to establish a Louisiana Association of Naturopathic Physicians.

Organizational Values

Values Organizational Manifestation
  • We demonstrate our wisdom when we recognize that medicine is an art where experience is valued, and informed by the science.
  • We base our actions on an internally consistent framework of principles.
  • We acknowledge that knowledge is not merely an accumulation of information.
  • We believe in walking the Vitalistic path of Naturopathic Medicine and strive to practice congruence in all matters.
  • We strive for a culture of personal integrity.
  • The programs we offer are cohesive and well-planned with intention.
  • Our integrity is reflected in the establishment of the Centers of Excellence.
  • It is a “calling” to teach/work for The NMI – our people are our greatest asset.
  • We hold ourselves to the highest standards…if it’s worth doing we’re going to do it right.
  • We insist upon superior quality in education, products, service and communication.
  • We strive for mutual respect and regard for all parties involved, in all our endeavors.
  • We are creating a healthy organizational culture filled with fun, health and respect.
  • The organization reflects the fundamental principles of the healing power of nature – joy, fun and creativity.