Your Family Doctors

Dr Dennis James, DC, FASA

Dr. James is nationally recognized as a specialist in Chiropractic Acupuncture who delivers gentle, results-driven care by combining the latest innovative Chiropractic techniques with the most modern application and principles of Acupuncture. With Dr. James’ unique hands on application of Chiropractic Acupuncture, restoring health by obtaining a biopositive reflex response through proper nerve stimulation with a gentle touch of the hand (as little pressure as to hold a pencil) allows him to help anyone from infants, children, athletes, families, and the elderly.

Dr. Dennis James is a 4th generation chiropractor and is married to Dr. Lacy James who is a 2nd generation chiropractor. They have 2 children, ages 12 & 13, both of which are healthy chiropractic kids who love family nights, playing with their friends, and playing sports!

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His biography includes the following, but not limited to:

  • Bachelor of Science – Cleveland Chiropractic College – Kansas City
  • Doctor of Chiropractic (DC) Cleveland Chiropractic College, Kansas City
  • Fellow Acupuncture Society of America (FASA) – Dr. Richard Yennie
  • Certified in Brain & Whiplash Traumatology
  • Basic & Advanced training in Zone Healing Technique
  • Extensive Training in Chiropractic Techniques including, but not limited to: Acupuncture, Thompson, Activator, Diversified,, Upper and Lower Extremity Chiropractic Diagnosis and Treatment, TMJ Evaluation and Treatment.
  • Trained by Doctors and Faculty Worldwide
  • Member Texas Chiropractic Association
  • Member American Chiropractic Association
  • Member International Chiropractic Association
78.14 Acupuncture, 78.14(a), 78.14(j)

Dr. Giovonni Quiroz

Dr. Giovonni Quiroz is a Texas board certified chiropractor, and a graduate from Parker University. He was born in California and raised in New Mexico where he attended NM State University for part of his undergraduate degree; and where he learned that chiropractic was going to be his way of serving as many people as he could. He is one of five chiropractors in the family and is passionate about helping others through the true principles of healing. For more than 5 years he has primarily specialized in gentle, specific and effective chiropractic care.


Kristen has been with Performance Chiropractic since August of 2018 as a Chiropractic Assistant and X-Ray Technician. Kristen is an amazing person who is great at connecting with our patients and makes it her goal to make our office environment a wonderful healing place. Kristen was born & raised in Fort Worth, TX and is happily married to her husband, Ryan and together they have a 1 year old daughter named Laken.


Emerald, also known as “Emmy”, has been with Performance Chiropractic since September 2021 as a Chiropractic Assistant, and is the newest member of our team. Emmy grew up in Bowie, TX and has since made Keller her home. She has been an amazing addition to our Performance Chiropractic team and is great at creating a welcoming and loving energy throughout the office. Friends and family are very important to her and she loves spending time with them in her free time.