Chad Aschtgen, ND, FABNO

Dr. Aschtgen is a board certified expert in the field of naturopathic oncology who has helped thousands of patients since receiving his doctorate of naturopathic medicine from Bastyr University. He opened Seattle Integrative Oncology in 2008 and has built it into the region’s premier naturopathic oncology clinic operating from three locations – Seattle, Everett, and Olympia. Today, Seattle Integrative Oncology is Providence’s exclusive regional partner in the field of naturopathic oncology. We offer the only hospital-based, integrative cancer treatment program and the only naturopathic oncology residency in the state.

Dr. Aschtgen is a frequent lecturer and writer on the topic of naturopathic oncology. He has spoken at events hosted by The American Cancer Society, Seattle Cancer Care Alliance (SCCA), Swedish Cancer Institute, Fred Hutchinson Cancer Research Center, Providence Regional Cancer Partnership, the Puget Sound Oncology Nursing Society, Bastyr University, Gilda’s Club, Group Health/Kaiser Permanente and more. He was a co-investigator of a study sponsored by the National Institute of Health (NIH) on outcomes of Breast Cancer patients who received integrative oncology treatments. Appointed by Governor Jay Inslee to the Washington State Department of Health Board of Naturopathy, Dr. Aschtgen helps shape policies that promote the delivery of quality healthcare to state residents as the chair of the Washington State Board of Naturopathy. He has also served on the Board of Examiners for the American Board of Naturopathic Oncology, and a member of several professional organizations. Dr. Aschtgen works closely with patients and their oncologists using vitamins, herbal medicines, mineral therapies, and nutrition to create custom plans that increase the efficacy of treatment, manage symptoms, and help patients reach their optimal health. Whether newly diagnosed, in active treatment, or a long-term survivor, those facing the difficulties of cancer have a great resource in Dr. Aschtgen.

Erica Joseph, ND, LAc, FABNO

Dr. Erica Joseph is a board-certified naturopathic oncologist (FABNO) practicing at Seattle Integrative Oncology (SIO), where she additionally completed a two-year oncology-based residency training program. She received her doctorate in naturopathic medicine (2014), a master’s degree in acupuncture (2014), and a bachelor’s degree in psychology and biology (2009) from Bastyr University. Dr. Joseph currently sees patients in private practice as well as in a hospital-based location, at Providence Regional Cancer Partnership in Everett, where she is part of and helps lead the integrative cancer care team. Seattle Integrative Oncology proudly provides one of the few naturopathic oncology residencies in the Pacific Northwest and we are passionate about training the next generation of naturopathic oncologists. Dr. Joseph is also licensed in California and provides telemedicine services.

While Dr. Joseph specializes in integrative cancer care, she is also a licensed acupuncturist, and frequently uses these skills to aid patients in managing side effects of cancer treatment. Outside of her practice, Dr. Joseph is a peer reviewer for the Journal of Integrative and Complementary Medicine (JICM), has participated on the conference content committee for the Oncology Association of Naturopathic Physicians (OncANP) since 2017. She is the American Association of Naturopathic Physicians (AANP) House of Delegates representative for the OncANP and is active within the naturopathic medicine community in Washington State. Dr. Joseph is a member of multiple professional organizations including the AANP, WANP, SIO, and ASCO.

Jenna Bailey, ND, FABNO

Dr. Bailey received her bachelor’s degree in Clinical Laboratory Science from the University of North Carolina at Chapel Hill and doctorate of naturopathic medicine from Bastyr University. She is also a graduate of the two-year Seattle Integrative Oncology residency program and is board certified. Jenna gives talks on naturopathic care and natural health at the Providence Regional Cancer Partnership’s Survivorship Series in Everett, as well as nutrition presentations at Providence Integrative Cancer Care in Lacey/Olympia. With her background in laboratory sciences and special interest in hematological cancers, Dr. Bailey combines a strong technical understanding of disease with her desire to care for patients. She believes in providing every patient with foundational treatment to make sure they are getting proper sleep, nutrients, vitamins, and hydration, while building a therapeutic relationship to treat the whole person.

Jessica Harrigan, ND, LAc

The newest member to the Seattle Integrative Oncology team in 2021, Jessica Harrigan is presently completing a two-year naturopathic oncology residency. Dr. Harrigan received her bachelor’s degree in biology with a focus in genetics and developmental biology from Arizona State University. She later earned her doctorate in naturopathic medicine and masters in acupuncture and oriental medicine from Bastyr University. Throughout undergraduate and graduate school, she worked in the fitness community and remains passionate about incorporating movement into her patients’ lives. In addition to naturopathic medicine, Dr. Harrigan is also a licensed acupuncturist and Chinese herbal medicine practitioner and is looking forward to providing these modalities in the context of integrative cancer care.

Administrative Staff

Gabriela Emond

As our Seattle based Office Coordinator, Gabriela performs the scheduling, record collection, and billing services for Seattle Integrative Oncology since March 2018. With nine years experience offering administrative support in various healthcare settings, Gabriela enjoys following patients from registration to long-term care. She is available to help make this process as easy as possible for new and returning patients.
While participating in community outreach events for cancer patients and survivors, Gabriela is pursuing her license in massage therapy at Cortiva Institute in Seattle. She plans to specialize in treatment focussed massage and obtain further certification in treating and meeting the needs of oncology patients.
Chris Lower

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