About
Dr. Leslie Koretz grew up on the shores of Lake Ontario in upstate New York, outside Rochester. During her school years, she trained seriously in dance and attended several summer ballet programs. S. in Biobehavioral Health from Pennsylvania State University in 2007, with minors in Biology and Neuroscience. At Penn State, she participated in the Orchesis Dance Company and the Penn State Cycling Club.
After graduating, Dr. Koretz spent a year as a patient care technician at the University of Pittsburgh Medical Center Shadyside Hospital, working in a cardiac step-down unit. O. from West Virginia School of Osteopathic Medicine in 2012 and completed her Family Medicine residency with Mercy Health in Muskegon, MI in 2015. She holds board certification from the American Osteopathic Board of Family Physicians. After residency, she practiced in Waynesville and Lake Lure before opening Koretz Family Health in Asheville. The same outdoor passions that drew her to family medicine, including mountain biking, hiking, running, and swimming, brought her to the mountains of western North Carolina. She has several rescue pets and counts comedy, animals, and trying new foods among her interests. Her favorite part of family medicine is building lasting relationships and helping patients navigate their health across every stage of life.
Education & Training
Undergraduate
Pennsylvania State University, B.S. Biobehavioral Health (minors in Biology and Neuroscience), 2007
Medical School
West Virginia School of Osteopathic Medicine, Lewisburg, WV, 2012
Residency
Family Medicine, Mercy Health, Muskegon, MI, completed 2015
Additional Training
Patient care technician, University of Pittsburgh Medical Center Shadyside Hospital, cardiac step-down unit, 2007-2008
Certifications
Who is Dr. Koretz right for?
Dr. Koretz works well with patients of all ages who want a thorough, unhurried primary care experience. Adults managing chronic conditions like diabetes or cardiovascular disease benefit from her attentive, relationship-driven approach. Families seeking one trusted doctor for every member, from young children to older adults, will find her practice a strong fit. Patients without insurance or those on high-deductible plans often find her membership pricing particularly practical. Anyone who values direct access to their physician, including same-day visits and 24/7 communication, will feel at home here.
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Frequently Asked Questions
Dr. Koretz practices family medicine and cares for patients of all ages. Her clinical scope covers preventive care, chronic disease management, acute illness, and a wide range of in-office procedures. She also provides health coaching for smoking cessation, weight management, exercise planning, and stress management.
Yes. Dr. Koretz holds board certification from the American Osteopathic Board of Family Physicians. O. degree from West Virginia School of Osteopathic Medicine and completed her Family Medicine residency with Mercy Health in Muskegon, MI.
Dr. Koretz graduated from West Virginia School of Osteopathic Medicine in 2012. She then completed her Family Medicine residency with Mercy Health in Muskegon, MI in 2015. Before medical school, she gained clinical experience as a patient care technician at the University of Pittsburgh Medical Center Shadyside Hospital.
Dr. Koretz performs a broad range of in-office procedures. These include laceration repair, skin biopsies, cryotherapy, joint injections, nail removal, incision and drainage, Nexplanon insertion and removal, pap smears, EKGs, and nebulized breathing treatments. She also orders labs and imaging and manages minor wound care.
Dr. Koretz takes time to understand each patient's full health picture before building a management plan. She emphasizes evidence-based medicine and individualized care. Her approach to chronic disease focuses on prevention, early intervention, and helping patients understand their own health over the long term.
Yes. Dr. Koretz makes herself available to members 24/7 by phone, email, or text. She handles the vast majority of after-hours calls herself. When she is unavailable, Dr. Elizabeth Twardon of Twardon Family Care, PLLC provides cross-coverage.
Yes. Dr. Koretz cares for patients of all ages, from newborns through older adults. Families can enroll every member under one practice, with child and student memberships available for patients ages 0 through 22.
Dr. Koretz believes that good primary care requires time and genuine attention. She takes as much time as each visit needs and treats every patient as an individual. Her clinical values include thoroughness, inclusiveness, evidence-based medicine, and building relationships that last throughout a patient's life.
Doctor profile last updated April 10, 2026