Dr. Mainieri is a Lone Tree chiropractor who serves Lone Tree/Highlands Ranch and the surrounding areas in the south Denver suburbs.

He seeks to improve his chiropractic patients’ health and wellness in all areas of their lives.  He treats the “whole person” in his work as a chiropractor, which means looking for the underlying causes of disease, discomfort, and pain, which usually arise from imbalances in the spinal column.  Under Dr. Mainieri’s supervision and care, patients report higher functioning in all areas of their lives.


Dr. Mainieri of Ridge Line Chiropractic has been in practice for over 15 years and has helped over 8000 patients, ranging from minor aches and pains to severe degenerative diseases.

After having severe asthma for years as a child Dr. Mainieri’s mother took him to a Chiropractor to see if it could help. Immediately his symptoms improved and after six months of Chiropractic care Dr. Mainieri was not needing any of his medications and no more trips to the hospital.

After his amazing results he went on to recieve his Bachlors of Science from the State University of New York and then graduated from the prestigious Palmer of Chiropractic College.

Dr. Mainieri moved to the area from California to serve the communities of Lone Tree and Highlands Ranch.