About
Dr. Mary Tierney founded Walnut Grove Family Medicine to put patients at the center of their own care. She holds board certification in both Family Medicine and Primary Care Sports Medicine. Her residency training took place at Milton S. Hershey Medical Center, where she served as chief resident from 2014 to 2015. After graduating in 2015, she completed a fellowship in Primary Care Sports Medicine through the Fairfax Family Medicine Program in Fairfax, Virginia. During that fellowship year, she worked with athletes at the high school, college, and professional levels.
Dr. Tierney then pursued medical acupuncture training through the Helm's Medical Institute and has held her acupuncture license since 2017. She treats chronic pain, osteoarthritis, back and neck pain, and headaches using acupuncture alongside evidence-based medicine. Her clinical interests span sports injuries, concussion management, women's health, pediatrics, and chronic disease management. Outside the clinic, she stays active through hiking, skiing, and running. She is married with two children and a dog, and she enjoys traveling, music, DIY projects, and exploring new restaurants and hiking trails.
Education & Training
Residency
Family and Community Medicine, Milton S. Hershey Medical Center (graduated 2015, chief resident 2014-2015)
Fellowship
Primary Care Sports Medicine, Fairfax Family Medicine Program, Fairfax, VA
Additional Training
Medical Acupuncture training, Helm's Medical Institute; licensed in Medical Acupuncture since 2017
Certifications
Conditions Treated
Who is Dr. Tierney right for?
Dr. Tierney works well for patients of all ages seeking thorough, relationship-driven primary care. Adults managing diabetes, hypertension, or high cholesterol benefit from her chronic disease focus. Athletes and active individuals dealing with sports injuries, concussion, or tendinitis fit squarely within her fellowship-trained orthopedic expertise. Patients interested in acupuncture for chronic pain, headaches, or back and neck issues will find her licensed and experienced in that area. Her practice also suits families looking for a single provider who handles pediatric care, women's health, and preventive medicine under one roof.
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Frequently Asked Questions
Dr. Tierney treats a broad range of conditions including diabetes, hypertension, high cholesterol, sports injuries, concussion, non-surgical fractures, tendinitis, chronic back and neck pain, osteoarthritis, headaches, herniated disks, obesity, and common skin concerns like warts and lesions. Her dual training in family medicine and sports medicine allows her to handle both everyday health needs and musculoskeletal conditions.
Yes. Dr. Tierney holds board certification in both Family Medicine and Primary Care Sports Medicine. She completed her residency at Milton S. Hershey Medical Center and followed that with a fellowship in Primary Care Sports Medicine at the Fairfax Family Medicine Program in Virginia.
Yes. Dr. Tierney has held her medical acupuncture license since 2017 after training through the Helm's Medical Institute. She uses acupuncture to treat chronic pain, osteoarthritis, back and neck pain, acute injuries, and headaches. She typically combines acupuncture with other treatments like home exercise programs for a more complete approach.
Dr. Tierney completed a full fellowship year in Primary Care Sports Medicine through the Fairfax Family Medicine Program in Fairfax, Virginia. During her fellowship, she worked with athletes at the high school, college, and professional levels. She manages sports injuries, concussions, non-surgical fractures, tendinitis, and injury prevention for patients ranging from recreational athletes to competitive ones.
Yes. Dr. Tierney sees patients of all ages, including infants and children. She provides pediatric care, immunizations, wellness physicals, and women's health services under her membership. Families can enroll together under the practice's family pricing options.
Dr. Tierney uses science-based research to guide her treatment decisions. She incorporates supplementary modalities like acupuncture and home exercise programs when appropriate. Patients describe her as a strong listener who involves them in their own care decisions while staying firm about important health goals.
Yes. Dr. Tierney offers medical weight management through the Wellness Clinic. She uses behavioral modification and nutritional counseling to help patients reach their health goals. This service carries separate pricing for non-members.
Yes. Her fellowship training in Primary Care Sports Medicine gives Dr. Tierney the expertise to manage most non-surgical orthopedic conditions. She handles sports injuries, non-surgical fractures, concussion management, chronic injuries, and tendinitis. These services are covered under the standard membership.
Doctor profile last updated April 10, 2026