| Palpation | Examining the spine with your fingers; the art of feeling with the hand. |
| Pathophysiology | A malfunction of the body system(s) and/or spine. |
| Pediatrics | The care of infants and children and the treatment of their diseases. |
| Peripheral Nerve System | The nervous system that connects the central nervous system with every cell, tissue, and organ of the body. |
| Physiology | The biological science of essential and characteristic life processes, activities, and functions; the vital processes of an organism. |
| Physiotherapy | Treatment with physical and mechanical means, such as massage, electricity, etc. |
| Posterior | Toward the back of the body. |
| Post-examination | An examination used to monitor the healing process and the practice members progress towards recovery. |
| Pre-authorization | The prior approval required by some payers before benefit payments will be granted. |
| Preventive care | Health care that focuses on early detection and treatment in an attempt to reduce costs. |
| Prognosis | A prediction of the probable course and outcome of a disease or the likelihood of recovery from a disease. |
| Prone | Lying horizontal with the face downward. |
| Provider | Those who provide health care services, such as hospitals, physicians, chiropractors, nurse practitioners and others. |
| PT | Physical therapy. |