Our Practitioners
An Intentionally
Assembled Team
With over 60 years of combined experience, our specialized practitioners collaborate on each patient case for true medical integration.


Dr. Brett Wisniewski
M.S., D.C., DABCI, DACBNClinic Director
Dr. Brett Wisniewski has been practicing natural medicine for nearly 15 years and serves as the full-time Clinic Director and clinical consultant. He holds a Master's degree in Molecular Cell Biology and is a Diplomate of both the American Board of Chiropractic Internists (DABCI) and the American Clinical Board of Nutrition (DACBN). His clinical expertise centers on immunology, autoimmune disease, infectious disease, and cancer. Recognized nationally as a lecturer, Dr. Brett is known for pushing the boundaries of diagnostics and advancing the field of natural medicine.
Kelly Wisniewski
LE, CLS, CTTBusiness Operations
After spending more than 20 years in the skincare industry, Kelly has transitioned from hands-on skincare to managing the backend of the business. She pours her experience, intuition, and industry knowledge into building systems, supporting the team, and ensuring that every part of the client journey reflects the same level of care and intention she brought to the treatment room.

Dr. Christine Hafer
DC, CACCPChiropractor
Dr. Christine Hafer has been in family practice for nearly 20 years. She earned her Doctor of Chiropractic degree from Palmer College of Chiropractic in 2008 after completing dual Bachelor's degrees in Neuroscience and Psychology. She achieved her CACCP certification in 2016 and is currently advancing her training through the DABCI program. Her clinical passions include gut health, natural hormone balance, autoimmunity, hypermobility and connective tissue disorders, and pediatric care.
Dr. Cody Somerville
DCChiropractor
Dr. Cody Somerville has been practicing chiropractic since 2019 after graduating from Palmer College of Chiropractic. He specializes in musculoskeletal care from head to toe by utilizing a variety of techniques including adjustments, stretching, strength and stability exercise prescription, functional dry needling, and rehab. From his own experience with a lumbar vertebral compression fracture, Dr. Cody understands how debilitating an injury can be to your lifestyle.

Dr. Hayley Nick
DCBirth Worker & Movement-Focused Clinician
Dr. Hayley Nick is a birth worker and movement-focused clinician who has been helping people feel stronger and more connected to their bodies since 2019. After earning her Doctor of Chiropractic degree from Palmer College of Chiropractic, she built her career on helping patients move with more ease, strength, and confidence. She is Webster Certified and widely known for her work in prenatal and postpartum care, pelvic floor strengthening, and infant craniosacral therapy. She is also a doula and has competed in USAPL powerlifting since 2016.

Dr. Matt Zaideman
DC, CFMP, FIBFN-CNDFunctional Neurology
Dr. Zaideman has been practicing since 2012 and is the owner of North Florida Spine and Wellness in Tallahassee, FL. He is a Certified Functional Medicine Practitioner and a Fellow of the International Board of Functional Neurology in Childhood Neurodevelopmental Disorders. He has a special clinical interest in Autism, ADHD, Dyslexia, and other childhood developmental disorders as well as anxiety, depression, adult ADHD, TBI, balance disorders and cognitive longevity.

Dr. Jackson McKeehan
DCChiropractor
Dr. Jackson McKeehan was born and raised in Colorado. He earned his Bachelor of Science in Biology at Midland University and his Doctor of Chiropractic degree at Cleveland University–Kansas City. He is training with the DABCI program and is also certified in acupuncture, bringing a well-rounded approach to the clinic. He believes healthcare should be personal, root-cause focused, and natural.

Ashley Engler
LAcLicensed Acupuncturist
Ashley Engler has been practicing Acupuncture since 2005 after graduating from Southwest Acupuncture College in Boulder, CO. She is licensed both by the National Acupuncture Association and the State of Colorado. Ashley has extensive training in motor point acupuncture for musculoskeletal and spinal issues as well as additional training in women's health issues and cosmetic acupuncture. She utilizes techniques including therapeutic injection therapy, cupping, ear seeds, shockwave therapy, deep tissue laser therapy, and pediatric acupressure.

Katie Martin
FNP-CFamily Nurse Practitioner
Katie Martin is a family nurse practitioner who has been practicing as an FNP since 2021. She earned her BSN from Elmhurst College and graduated from the University of Northern Colorado with her Family Nurse Practitioner degree. She also works full time as a trauma and acute care surgery nurse practitioner. Drawn to natural medicine, Katie values a whole-person approach that blends evidence-based care with long-term wellness and prevention.
Carleen Corman
LELicensed Esthetician
Carleen was born and raised in northern Colorado and graduated aesthetics school at The White Magnolia Advanced Skin Institute in July 2022. She has always been passionate about encouraging women to be free in their own skin and feel confident and comfortable with the beauty they've been given.
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