Meet the Doctors


Dr. David L. Hartz, D.C.

Dr. David L. Hartz



For over 35 years, Dr. Hartz has had a passion to see patients return to normal vibrant health using drugless, non-surgical methods. He has treated over 20,000 patients in the North Florida area.

  • Dr. Hartz attended the University of South Florida where he obtained an MS in Pre-Med and Microbiology. He received his professional training in Chicago, Illinois at the National College of Natural Health Sciences. In 1978, after his internship, he graduated with a Doctorate in Chiropractic Medicine. He came to Tallahassee after graduation and founded the North Florida Spine and Wellness Institute.


He holds the following certifications:

  • Advanced Certification in Activator Methods technique
  • Certified Rehab Physician
  • Certified Biomeridian Practitioner
  • Advanced Certified Nutrition Response Practitioner
  • Continuing certification in Nutrition from the Miller School of Alternative Medicine at the University of Miami School of Medicine to obtain an advanced certification in Functional Medicine
  • Certified Functional Medicine Practitioner


Dr. Matthew R. Zaideman, D.C.

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Dr. Zaideman has been praciticing Functional Medicine and Activator Methods Chiropractic technique at North Florida Spine and Wellness since 2012, and has recently taken over the role of Clinic Owner and Director.


He obtained his Bachelor of Arts degree at Florida State University and then went on to obtain his Doctorate of Chiropractic Medicine at Palmer College of Chiropractic in Port Orange, Florida. In June 2011, he served on a humanitarian trip to Honduras where he delivered chiropractic services to the locals.

Dr. Zaideman uses a multifaceted approach including chiropractic adjustments, soft tissue mobilization, neuromuscular reeducation, custom orthotics, designed clinical nutrition, and rehabilitation exercises, among others. Dr. Zaideman also has special interest in treating Autism, ADHD, Dyslexia and other chilhood developmental disorders with cutting edge, drugless functional neurological rehabilitation that focuses on the root cause of these disorders.

Dr. Zaideman is a third generation Floridian growing up in Dunnellon, Florida. He and his wife, Kristin, have two young children, their son Jakob and daughter Dylan. Dr. Zaideman is a huge Seminole fan and Booster, as well as an avid Cubs fan! Dr. Zaideman is dedicated to improving the health of the community through drugless, non-surgical intervention.


Dr. Zaideman has additional training in the following techniques:

  • Advanced Certification in Activator Methods technique
  • Nutritional Response Testing
  • Over 300 hours continuing education hours in Advanced Functional Medicine trianing
  • Over 150 hours in advanced training for Childhood Behavior Disorders from the International Association of Functional Neurology and Rehabilitation
  • Certified Functional Medicine Practitioner