Health Care Providers

Dr. Shonna Calica, ND, is a licensed naturopathic doctor and classically trained homeopath whose expansive expertise spans women’s health, complex chronic conditions, mental health, and beyond. She works with a broad spectrum of health concerns, skillfully tailoring her approach to meet each individual’s unique needs. With advanced studies in depth psychology and holistic counseling, Dr. Calica is deeply committed to guiding patients on transformative healing journeys—helping them discover personal meaning, build resilience, and achieve lasting wellness. Her method combines precise homeopathic case analysis with a comprehensive understanding of the mind-body connection, empowering patients to foster both physical healing and emotional strength. Dr. Calica continually refines her clinical practice through ongoing case analysis, mentorship, and continuing education. As an active member of the Homeopathic Academy of Naturopathic Physicians (HANP), the Institute of Natural Medicine (INM), and the American Association of Naturopathic Physicians (AANP), and through her regular engagement with the C.G. Jung Study Center of Southern California, she remains passionately dedicated to advancing whole-person health through thoughtful, patient-centered care.

Andrew Chambers, ND. is a licensed naturopathic doctor specializing in homeopathy for adults and children. After graduating from the Sonoran University of Health Sciences, he completed a 3-year post-doctoral fellowship in Homeopathy and Lifestyle therapeutics in Phoenix, Arizona where he specialized in treating complex, chronic diseases, auto-immune conditions, and mental/emotional disorders in both adults and children. Dr. Chambers is a member of both the American Institute of Homeopathy (AIH) and the Homeopathic Association of Naturopathic Physicians (HANP).

Dr. Tara Coppola is a highly experienced and compassionate naturopathic doctor committed to vitalistic healing, with a special focus on brain health, healing the effects of prolonged stress and trauma, and integrative oncology care. She holds a Doctorate in Naturopathic Medicine and a Master of Science in Human Nutrition from the University of Bridgeport, giving her a deep understanding of the connection between nutrition and natural therapies. Dr. Coppola has completed extensive post-doctoral training, including a rigorous two-year naturopathic oncology residency along with two years of advanced homeopathic study with New England Homeopathy, refining her expertise in supporting patients with complex health concerns. With a patient-centered approach, she uses individualized homeopathic remedies to help her patients achieve lasting wellness. Passionate about empowering individuals on their healing journey, Dr. Coppola offers expert care and education, guiding patients through cancer treatment and recovery with a holistic and compassionate approach. Her mission is to help each person regain control of their health and well-being, offering the tools and support needed to thrive naturally.

Duncan Heard is a licensed Naturopathic Doctor in the state of Utah and works remotely from Arkansas doing homœopathic consultations. Dr. Heard is passionate about naturopathic medicine and about homœopathy in particular. While naturopathic medicine has many tools to help people heal, homœopathy, above all other therapeutic tools he knows of, is the most effective. Dr. Heard’s homœopathic education and mentors have instilled in him (through education and practical results) that the best success for the patient is founded upon adhering to pure homœopathic principles as laid down by its founder, C.F. Samuel Hahnemann. Some people call this “classical homœopathy”. Dr. Heard earned his Naturopathic Doctorate from Sonoran University of Health Sciences (formerly Southwest College of Naturopathic Medicine & Health Sciences) in Tempe, AZ, and has been working with patients and clients since that time. Dr. Heard has had the privilege of learning from and working with some of the most respected and successful homœopathic practitioners and teachers in the world. He underwent a CNME-approved year-long residency program in Utah to obtain licensure there. He also has a Bachelor of Science degree in Nutritional Sciences from Texas A&M University.

Dr Heather Herington, BSc, NMD, DHANP has been practicing Classical Homeopathy since graduating from Bastyr University in 1987 when it was called John Bastyr College of Naturopathic Medicine. Specializing in trauma recovery her podcast, Dr. Heather Uncensored, with books, Transforming Trauma, a drugless and Creative Path to healing and Surviving a Viral Pandemic through the Lens of a naturopathic medical doctor, accompany novels including Flawed (now an audiobook), family sagas filled with medicinal plants and hidden truths.

Alexandra C. Melo, PhD, DIHom (Pract), FBIH, RSHom is a homeopath and a graduate of the British Institute of Homeopathy, International. With a PhD in Applied Microbiology from King’s College London, she combines scientific expertise with a passion for holistic healing. While in academia, she published several research papers in renowned international scientific journals, including Applied and Environmental Microbiology, Current Microbiology, and Food Protection. She also holds a patent from the UK’s Ministry of Agriculture, Fisheries and Food (MAFF). Her journey into homeopathy stemmed from a lifelong commitment to health and well-being, seeking solutions that address the root causes of disease. As both a scientist and a homeopath, she has witnessed the profound and lasting benefits of this approach for her patients and family.

Gregory Pais, ND is a California-licensed naturopathic doctor specializing in Hahnemannian homeopathy for over 30 years, with expertise in clinical nutrition and hydrotherapy spanning four decades. Inspired by his father’s battle with cancer, he pursued alternative medicine, studying herbalism and homeopathy before earning his naturopathic medical degree from the National College of Naturopathic Medicine in 1992. Board-certified in homeopathy, he has served on the HANP Board of Directors since 1997. Dr. Pais integrates lifestyle, environment, and holistic therapies to treat chronic conditions, emphasizing compassionate, patient-centered care that addresses physical, mental, and emotional well-being.

Dr. Benita Perch is a highly accomplished homeopath and naturopathic physician with over fifteen years of experience in integrative medicine. Her journey into homeopathy began during her own health struggles which led her to discover the powerful healing potential of this natural approach. Dr. Perch homeopathic training is a cornerstone of her medical practice. She received extensive education in classical homeopathy as part of her Doctorate in Naturopathic Medicine from Southwest College ofNaturopathic Medicine and Health Sciences in the USA. This comprehensive training allows her to skillfully apply homeopathic principles to treat a wide range of acute and chronic conditions. What truly sets Dr. Perch apart is her distinctive approach to homeopathy. She has developed a unique integrated methodology that seamlessly blends homeopathic treatments with other natural therapies and conventional medical practices when appropriate.

Annalisa Percy, RN, BSc(Hons), HOM, DCHomMed(Hons), FCHM has been practicing Classical Homeopathy since graduating from the Canadian College of Homeopathic Medicine in 2020. She specializes in research, holding a BSc in Science and Homeopathy from Middlesex University, completed in collaboration with the Centre for Homeopathic Education in the UK. In addition to her work as a homeopath, Annalisa is a Registered Nurse with extensive experience in emergency care, clinical research, military healthcare, and gerontology. She is an active member and regular contributor to the Homeopathic Nurses Association, supporting its mission and educational initiatives. Passionate about animal welfare, Annalisa volunteers with several animal rescues and fosters Dalmatians in need. She is also a competitive trail and road runner, biathlete, and coach, with training in sports nutrition and biomechanics.

Dr. Robinson holds a B.A. in English Literature from Yale University and earned his medical degree from Hahnemann Medical College in 1972. He completed his internship at St. Vincent’s Hospital and his internal medicine residency at Harlem Hospital. Specializing in classical homeopathy since 1976, he has studied with leading homeopaths across Europe, India, and the Americas. A former editor of the Journal of the American Institute of Homeopathy, he is a member of the American Institute of Homeopathy, the National Center for Homeopathy, and the Liga Medicorum Homoeopathica Internationalis. He co-founded the Texas Society of Homeopathy and has spent over 20 years teaching homeopathy in Central America. Dr. Robinson is also the author of Small Doses, Big Results and a contributor to numerous homeopathic journals.