ChiroHealthUSA Discount Program

Davis Chiropractic participates in the ChiroHealthUSA Discount Network so that we can legally offer discounts to patients who are uninsured or under-insured or with limitations in health plan such as Medicare and Medicaid. ChiroHealthUSA is a contracted network that allows us to set and accept discounts on our services for patients who join the ChiroHealthUSA Program. By joining ChiroHealthUSA, you are entitled to “in-network” discounts that range from 30% up to 50% on all chiropractic care and treatment. (Note: Supplies and supplements are not included in the discount program.)


Meet the Doctors

  • Dr. Roger J. Harris

    Dr. Harris graduated from Barboursville High School, Barboursville, West Virginia, and finished his undergrad pre-med study at Marshall University, Huntington, West Virginia in July 1995. He received his Doctor of Chiropractic Degree from Palmer College of Chiropractic, Davenport, Iowa in June 1999. 

    Dr. Harris received a B.S. Degree from Palmer College of Chiropractic in association with Marshall University in June 1999. In 1999, he was employed as a Chiropractic Physician by Dr. Mark A. Davis of Davis Chiropractic in Barboursville, West Virginia.  When Dr. Davis retired at the end of 2000, Dr. Harris and Dr. Carlton bought the practice and became co-owners of Carlton & Harris Chiropractic, Inc., dba Davis Chiropractic in January 2001.

    Dr. Harris is a member of Palmer National Alumni Association, a Diplomat of the National Board of Chiropractic Examiners, certified by the National Board of Chiropractic Examiners in X‑Ray/Radiographic study and interpretation and certified by the National Board of Chiropractic Examiners in the use of physiotherapeutic modalities. He is a member of the West Virginia Chiropractic Society, Inc.  Dr. Harris attended Harvard Medical School Continuing Education Classes on Lower Back Pain and Sciatica in October 2000.

  • Dr. Theresa R. Harris

    Dr. Theresa Harris graduated from Cambria Heights High School in Patton, Pennsylvania in 1992.  She then attended Slippery Rock University of Pennsylvania from 1992 to 1995 where she studied Exercise Physiology and Biology.

    Dr. Harris graduated from Palmer College of Chiropractic in Davenport, Iowa, in June 1999.  She is certified in the following techniques:  Diversified, Gonstead and Advanced Gonstead Lumbopelvic, Toggle Recoil, Activator Methods, Lumbar Flexion-Distraction, Nimmo Receptor-Tonus Technique and Thompson.

    Her special interests include geriatrics, pediatrics and nutritional counseling.

    Dr. Harris has been employed by Carlton & Harris Chiropractic, Inc., dba Davis Chiropractic since January 2001.

  • Dr.
    Matthew L. Harbour

    Dr. Matthew L. Harbour is certified by the National Board of Chiropractic Examiners in X-ray Study/ X-ray interpretation and in the use of physio therapeutic modalities. He uses the following techniques: Diversified, Logan Basic, Thompson, Flexion/Distraction, and Activator Methods.

    Dr. Harbour is a native of Barboursville where he graduated from Cabell Midland High School, Ona, West Virginia, in 2004. He received the West Virginia Promise Scholarship and completed his pre-chiropractic coursework at Marshall University, Huntington, West Virginia.

    He then attended Logan College of Chiropractic, St. Louis, Missouri. In 2013 he received his Bachelor of Life Science Degree and graduated with his Doctor of Chiropractic Degree in April 2015. While attending Logan College of Chiropractic, Dr. Harbour was his class secretary, a senior intern at his outpatient clinic and was on the Dean’s List.

    After graduation, Dr. Harbour returned to his hometown area where he resides with his wife in Proctorville, Ohio. Dr. Harbour worked in Ashland, Kentucky as a chiropractor and clinic director at CORE Health Centers from 2016-2018, he then opened his own office in Milton, West Virginia, from 2018- 2019, After the arrival of his daughter, Dr. Harbour joined Davis Chiropractic in 2019 to work closer to his family. Dr. Harbour is very excited to be with Davis Chiropractic and treating patients in his hometown of Barboursville. He is currently accepting new patients.

  • Dr. Robert S. Nease

    Dr. Nease graduated from Barboursville High School in 1983 and attended Marshall University and Palmer College of Chiropractic.  After graduating, he joined his father, William F. Nease, D.C., in practice in Huntington, WV.  He continued to practice at his office in Huntington for over twenty years before joining Davis Chiropractic in October 2015.  He currently lives in the Huntington area with his wife and five children.  He is currently accepting new patients.