Our Care Team and Network
Your care is supported by a dedicated group of physicians, practitioners, and trusted partners who share a common approach to healing. Together, we provide coordinated, personalized care that looks beyond symptoms to understand the deeper factors influencing your health.
Siskiyou Vital Medicine Providers
Dr. McClane Duncan, ND
Naturopathic Physician
Medford, Oregon
Dr. Kimani Borland, ND
Naturopathic Physician
Medford, Oregon
Oregon Partner Providers
Our partner providers share our philosophy of personalized, root-cause care. Together, we offer a coordinated approach that supports your health with consistency and intention. Providers are grouped by location below.
Eugene
Dr. Andrew Gilchrist M.D.
Internal Medicine
Eugene, Oregon
Dr. Gilchrist’s Bio
Talented and thoughtful, Dr. Andrew Gilchrist is a physician who helps his patients achieve their best possible health with a comprehensive approach focused on preventative care. Recognized by his colleagues for setting the highest standards for himself, Dr. Gilchrist was selected by his peers to appear in Eugene Magazine’s Top Doctors issue. He has been involved in physician training all over the United States
Dr. Gilchrist completed his internal medicine training at The University of Iowa Hospitals and Clinics in Iowa City, Iowa. Prior to this, he earned his medical degree at the University of Nevada School of Medicine in Reno and Las Vegas, where he was named outstanding student in internal medicine. He attended and received his undergraduate degree in Biology from the University of Washington, where he was a member of the track and field team and was recognized for outstanding academic achievement by the school’s athletic department.Dr. Gilchrist’s areas of interest include preventive health and wellness, managing complex and multiple medical problems and the medical treatment of osteoarthritis. He also has a passion for providing primary care to active people—amateur and elite athletes alike
Dr. Gilchrist is certified by the American Board of Internal Medicine and has nearly 20 years’ experience practicing in Oregon. In addition to seeing his patients at Direct Primary Care of Eugene, Dr. Gilchrist has served in leadership roles in the Eugene medical community, including two years as Chief of Staff at McKenzie Willamette Medical Center. Most recently, he served as president of the Lane County Medical Society. A few of his many leisure time interests are running, cycling, tinkering with vintage cars, and spending time with his family. Read Dr. Gilchrist’s complete CV here.
Klamath Falls
Jonathan J Neal PA-C
Physician’s Assistant- Family Practice
Klamath Falls, Oregon
J. Neal’s Bio
Jonathan Neal is a Physician Assistant, Board certified in Family Practice since 2005 with a Master of Science in Physician Assistant Studies from Pacific University. He graduated from Oregon State University with bachelor’s degrees in microbiology and chemistry in 1997. He worked in a variety of medical disciplines before PA school, including time as a medic on an ambulance service, a phlebotomist, a laboratory technician and even owned his own painting business for several years while preparing for further medical training while living in Halsey, Oregon.
Born and raised just 100 miles to the East of Klamath in Lakeview, Oregon, Jon grew up with a passion to serve in a smaller community. Getting to spend large amounts of time in the local clinic and hospital growing up with a family physician helped give Jon the passion and desire to bring medical treatments and education to underserved areas. This deep-rooted exposure led Jon and his wife Janelle who is a Registered Nurse to Klamath Falls after graduation to his career at Klamath Health Partnership.
With almost 19 years at KHP, Jon had the opportunity to grow as a primary care clinician, learning various procedures, basic and complex treatment options and enjoying a wide range of internal medicine and orthopedics subspecialties. Jon has spent the last 10 years of his practice at KOD in Chiloquin, running and directing a satellite clinic which has prepared him for a broad base of different medical problems and concerns, as well as preparing him to learn the day-today operations of running a medical clinic.
Jon and his family are excited about this new opportunity to serve in the Klamath Falls community as a healthcare and business leader.
He lives with his wife, Janelle of 26 years and their children on a ranch in the Fort Klamath region. They have 6 children and are just waiting for grandchildren at this point. He enjoys being active in his local Church body, hunting, hiking and working on his Dexter cow ranch, getting to live off the land. He is passionate about world missions and making Christ known to the nations.
Matthew Heberling PA-C
Physician’s Assistant- Family Practice
Klamath Falls, Oregon
M. Heberling’s Bio
Matthew Heberling is a Physician Assistant, Certified in Family Practice, who graduated with a Master of Science in Physician Assistant studies from Pacific University. He has a BS in Finance and Accounting from Oregon State University (Go Beavs!). After working in the banking industry for several years he learned medicine was his true calling.
Raised in Milwaukie, Oregon, Matt moved to Klamath Falls, where he met his wife, Madison. Prior to joining NICC’s DPC Matt served the local community working at Klamath Open Door. During his time at KOD, Matt honed his skills in various procedures and minor surgeries while gaining knowledge and developing expertise at the intersection of western and functional medicine. Madison is an RN who also serves the community working in acute care. They are very excited to serve their community in a different capacity with NICC’s DPC.
Matt is also a member of the Oregon National Guard and has served our military community since 2019. During this time, he has gained valuable experience in trauma medicine as well as occupational medicine with many of these skills directly influencing his practice today.
Through his research and experience, Matt has come to learn and love the Direct Primary Care model of medicine. He has an interest in sports medicine, stemming from his experience competing in various sports such as Soccer and CrossFit. He has relied on his passions and experience to guide his continuing education and advancement of his current practice. Matt takes pride in treating each patient as an individual customizing treatment plans to best fit their needs. Matt encourages his patients to take an active role in their own health by nurturing and promoting an interactive patient-provider partnership. Matt and Maddie believe the DPC model of medicine maximizes the patient-provider experience and are excited to share this with the community.
In his free time, Matt loves spending time with his wife, daughter Raegan and dogs. They enjoy taking part in their church community, hiking, camping, fishing, and soaking up loads of vitamin d.
Medford
Rebecca L Bolling, MSN, FNP-C
Integrative Medicine Practitioner
Medford, Oregon
R. Bolling’s Bio
Mrs Bolling’s approach to medicine and taking care of her patients is similar to the approach she takes to a lot things in her life: practical, well-researched, thoughtful, open-minded and very personal. She utilizes the best practices of modern medicine, but also honors the innate healing potential of the human body by embracing alternative medicine treatment options when appropriate and effective. She specializes in Internal Medicine and Integrative Medicine and has clinical training in Bio-Identical Hormone Replacement (BHRT) therapy.
Rebecca’s educational background includes a Masters in Nursing (MSN) and Family Nurse Practitioner (FNP-C) degree from Gonzaga University and a Bachelors of Arts in Nursing (BA) from the University of Alaska, Anchorage. She am board certified through the American Association of Nurse Practitioners (AANP) and has completed a 2-year Fellowship in Integrative Medicine through the Andrew Weil Center for Integrative Medicine (AWCIM) from the University of Arizona, Tucson. She also has a post-graduate certification in Global Health from OHSU. The Integrative Medicine Fellowship through AWCIM has transformed both her personal life and medical practice in many remarkable ways. Rebecca is passionate and dedicated to passing this knowledge of a “healing-approach” to medicine on to all her patients.
Rebecca Boiling lives in Medford, Oregon with her husband, Peter, who is the love of her life. They have four grown children living in various parts of the Northwest and whose families are constantly growing to their delight. They spend their leisure time enjoying the bounties of the Rogue Valley, cooking up a storm in their kitchen, building community with their “neighbors table” events, traveling as often and as far as they can, and working constantly on improving their individual and collective health.
Tara Holley, MSN, FNP-BC, FMCP – Family Nurse Practitioner
Medford, Oregon
T. Holley’s Bio
Tara Holley is a Family Nurse Practitioner trained in both traditional and functional medicine, blending evidence-based primary care with a holistic, root-cause approach to health. She believes meaningful healing happens when patients are truly heard.
Tara provides comprehensive care with the time and depth needed to help patients feel well again. Her goal is to help individuals regain their health, reach meaningful wellness goals, and find answers to the question so many people ask: “Why don’t I feel like myself?”
Tara partners closely with each patient to create personalized care plans that may include nutrition support, lifestyle changes, hormone optimization, weight loss, gut health, targeted supplementation, and medications when appropriate.
With over 20 years in healthcare, Tara began her career as a registered nurse before becoming a Family Nurse Practitioner. After years in the traditional healthcare system, she recognized that limited visit times often prevented patients from being fully heard. She is certified in functional medicine through the Functional Medicine Academy. Her practice structure allows for longer visits, deeper relationships, and truly individualized care. Welcome to a different kind of healthcare –where your wellbeing is the priority.
Whitney Coultas, FNP
Family Nurse Practitioner
Medford, Oregon
W. Coultas’ Bio
Whitney Coultas, FNP-C, is a board-certified Family Nurse Practitioner and Certified Functional Medicine Provider through the School of Applied Functional Medicine. She practices at Noble Integrative Health, a direct primary care and integrative medicine clinic focused on personalized, root-cause healthcare.
Whitney specializes in functional and preventative medicine with advanced expertise in hormone optimization, peptide therapy, metabolic health and medical weight management, and comprehensive cardiometabolic risk reduction. Her clinical approach integrates evidence-based conventional medicine with functional medicine principles to identify and address the underlying drivers of disease rather than focusing solely on symptom management.
She enjoys caring for both men and women across a wide range of health concerns, with particular interest in hormone balance, insulin resistance, metabolic health, and longevity-focused care. Whitney works closely with patients to develop individualized, data-driven treatment plans that are sustainable, effective, and aligned with each patient’s goals and lifestyle. Practicing within a direct primary care model allows her to provide longer visits, deeper patient relationships, and highly personalized care without the constraints of traditional insurance-driven medicine.
Credentials & Training
- Board-Certified Family Nurse Practitioner (FNP-C)
- Certified Functional Medicine Provider – School of Applied Functional Medicine
Advanced training in:
- Hormone replacement therapy (including pellet therapy)
- Peptide therapeutics
- Medical weight loss and metabolic optimization
Personal / Practice Philosophy
Whitney believes healthcare should be proactive, relationship-centered, and deeply individualized. She prioritizes patient education, shared decision-making, and long-term health optimization over reactive, episodic care. Her care model emphasizes accessibility, continuity, and treating the whole person.
Rogue River
Dr. Heather Friend, DNP, FNP-C, MSCP
Rogue River, Oregon
Dr. Friend’s Bio
Heather started in the medical field at age 17 after a rare cancer diagnosis at age 15 ignited an unrelenting hope to help others. In 2005, she became a registered nurse, spending many years as an ER nurse and forensic sexual assault nurse examiner locally.
Over time, Heather came to the realization that people need BETTER primary care for better life experiences – this starts with addressing root causes and promoting one’s own wellness journey.
Heather is a board certified nurse practitioner with a Doctorate and Masters degree from Frontier Nursing University. She began as an NP in early 2018, receiving mentorship by physician and NP colleagues, a nutritionist, a physical therapist, and worked as medical director. She transitioned into private practice 2022 to focus on integrative medicine – a way of offering both conventional and holistic options. She opened Resolute Integrative Health in 2024 after continued concerns about declining corporate healthcare ethics.
Heather treats the whole family. She has training through the American Academy of Anti-Aging Medicine, ongoing education for functional medicine, mens health, addiction recovery and mental health. She is a member of the Menopause Society and holds a Menopause Society Certified Practitioner (MSCP) certification.
To sum it up, Heather does not just focus on symptoms but on the whole person. Her provider-patient relationship is one that focuses on shared decision making, safety, education, and encouragement in your journey of life. She strives to empower you to be RESOLUTE in your wellbeing.
Heather lives in rural Rogue River on hobby farm with her law enforcement husband of 24 years and their children. The family has been actively involved in the community since moving to the area in 2015, volunteering in various ways.
Fun Fact: Heather is a beekeeper.
Our Support Team
Behind the scenes, our support team helps ensure your experience at Siskiyou Vital Medicine is smooth, coordinated, and supportive from start to finish.
Mrs Destinee Larson
Lead Medical Assistant & Front Desk
Mrs Jordyn Padilla
Lead Medical Assistant & Front Desk
Ms. Kayla Winningham
Lead Medical Assistant & Front Desk
Sandra C. Duncan
Patient Experience Director
How to Get Started
Connect with our team,
We help match you with a provider,
We schedule your first visit.
Call us or complete the form – our team will guide you through the process, help you choose the right provider, and schedule your first visit.