Dr. Treva Risher, DNP, FNP-C

Dr. Treva Risher, OnePeak Medical Nurse Practitioner

Dr. Treva Risher, DNP, FNP-C, is a board-certified Family Nurse Practitioner that brings over 20 years of experience to OnePeak Medical. In 2011, she received her Bachelor of Science in Nursing at Western Governors University in Salt Lake City, Utah primarily focusing on trauma and critical care. In 2021, she received her Doctor of Nursing…

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Brittney Knight

Britney Knight, OnePeak Medical Fitness & Nutrition Adviser

Brittney Knight brings a decade of experience as a health and fitness professional. She successfully completed her degree at Western Oregon University in Exercise Physiology and Health Education. She currently holds certifications as a NASM Personal Trainer and Nutrition Coach. As a Fitness & Nutrition Adviser, Brittney will work closely with your PCP to ensure…

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Doris Dee Fleming, MSN, AGPCNP-BC

Dee Fleming, OnePeak Medical Nurse Practitioner

Dee Fleming is a board-certified Adult-Gerontology Nurse Practitioner with the American Nurses Credentialing Center (ANCC) and has over 14 years of experience in healthcare. She obtained her Bachelor of Science in Nursing from the University of Cordilleras in Baguio City, Philippines, in 2006. Dee moved to the U.S. in 2009 and has practiced in various…

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Rachel Dunn-Black, MD

Dr. Rachel Dunn Black, OnePeak Medical Director of Aesthetics

Rachel Dunn-Black, MD is our Director of Aesthetics, specializing in medical cosmetics and natural facial enhancements. She is a graduate of the prestigious Baylor College of Medicine in Houston, TX, and continued to her rotational internship year and Anesthesiology residency training at the University of New Mexico before being called to active duty for the…

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Lisa Williams, MSN, APRN, FNP-C

Lisa Williams, OnePeak Medical Nurse Practitioner

Lisa M. Williams, MSN, FNP-C, began her education in Minnesota at Ridgewater College and was a nurse for 17 years before becoming a Family Nurse Practitioner. Lisa has experience in medical-surgical nursing, home care and hospice nursing and has worked in Urgent Care and Neurology Sleep Medicine as a Nurse Practitioner. She is a graduate…

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