Chiropractors hold a doctoral degree and legally use the title “Doctor,” but they are not medical doctors. They earn a Doctor of Chiropractic (DC) degree, which is a professional doctorate focused on diagnosing and treating musculoskeletal conditions without medication or surgery. The distinction matters because it affects what a chiropractor can and cannot do for you compared to an MD or DO.
What “Doctor” Means in This Context
The word “doctor” originally just meant “teacher” and refers to anyone who has completed a doctoral-level degree. Chiropractors, dentists, optometrists, podiatrists, and psychologists all hold doctoral degrees and use the “Dr.” title legally. In most states, chiropractors are required to pair the title with a clarifying term: they must identify themselves as a chiropractor or use the “DC” suffix so patients understand the type of provider they’re seeing.
Federal law draws a specific line. Under the Social Security Act, which governs Medicare, a chiropractor is included in the definition of “physician,” but only for one narrow purpose: manual manipulation of the spine to correct a subluxation. Dentists, podiatrists, and optometrists each have similarly limited inclusions. Medical doctors and osteopathic doctors (MDs and DOs) are the only providers recognized as physicians across the full scope of medicine and surgery.
Education: DC vs. MD
Chiropractic programs are graduate-level and take about three and a half years of full-time study after completing undergraduate prerequisites. A typical DC program requires around 223 credit hours and more than 4,500 instructional hours, with over 1,000 of those hours in clinical settings involving direct patient care. The curriculum covers anatomy, physiology, biochemistry, pathology, radiology, and diagnosis, alongside extensive training in spinal manipulation and other manual therapies.
Medical school (MD or DO) also spans four years after a bachelor’s degree, but the clinical training component is substantially larger. Chiropractic students complete roughly 800 hours of clinical internship, while medical students log around 2,825 hours of clinical clerkships and osteopathic students about 2,150 hours. Medical students then enter residency training, which adds three to seven more years of supervised clinical work in a specialty. Chiropractors have no equivalent residency requirement, though some pursue postgraduate fellowships in areas like sports medicine or radiology.
Both paths are rigorous at the academic level. The major gap is in supervised patient care hours and the breadth of conditions managed during training.
Licensing and Board Exams
Chiropractors must pass a four-part national board exam administered by the National Board of Chiropractic Examiners. Part I tests basic sciences like anatomy and physiology. Part II covers clinical sciences. Part III assesses the ability to apply knowledge to clinical scenarios. Part IV is a practical exam where candidates perform hands-on assessments similar to what they’d encounter in practice. After passing, chiropractors must obtain a state license, and each state sets its own continuing education and renewal requirements.
Chiropractic colleges are accredited by the Council on Chiropractic Education, which is recognized by the U.S. Department of Education. This accreditation ensures standardized curriculum and clinical training across programs.
What Chiropractors Can and Cannot Do
Chiropractors have diagnostic autonomy. They can evaluate patients, establish diagnoses, and order imaging studies like X-rays and MRIs. In many states, they can also order laboratory tests, perform musculoskeletal ultrasound, and conduct electrodiagnostic studies. Cleveland Clinic notes that this authority allows chiropractors to independently evaluate, diagnose, and manage patient care without needing another provider to coordinate clinical decisions on their behalf.
The hard boundaries are medication and surgery. Chiropractors do not prescribe drugs, and they do not perform surgical procedures. No U.S. state grants chiropractors prescriptive authority. Their treatments center on spinal manipulation, joint mobilization, soft tissue therapies, rehabilitation exercises, and lifestyle counseling. This makes them a fit for conditions like back pain, neck pain, headaches, and certain joint problems, but not for conditions requiring pharmaceutical or surgical intervention.
How This Compares to Other Providers
- Medical doctors (MD) and osteopathic doctors (DO) can diagnose any condition, prescribe all medications, and perform or refer for surgery. DOs also receive training in osteopathic manipulation, which overlaps somewhat with chiropractic techniques.
- Chiropractors (DC) diagnose and treat musculoskeletal conditions using manual therapies. No prescribing, no surgery.
- Physical therapists (DPT) hold a clinical doctorate and treat movement disorders through exercise and manual therapy, but in most states they work under a physician’s referral or with limited direct-access evaluation rights. They do not diagnose medical conditions the way chiropractors and physicians do.
- Nurse practitioners and physician assistants can prescribe medications and manage a broad range of conditions, typically under varying degrees of physician oversight depending on the state.
The Practical Takeaway
A chiropractor is a doctor in the academic and legal sense: they hold a doctorate, pass board exams, and are licensed by the state. They are not medical doctors. The practical difference comes down to scope. If you need someone to evaluate and treat a musculoskeletal complaint like chronic low back pain or a stiff neck using hands-on techniques, a chiropractor is trained and licensed for that. If you need a diagnosis that might involve blood work interpretation for systemic disease, a prescription, or a referral for surgery, you need an MD or DO.
Many patients see both types of providers. Chiropractors increasingly work within hospital systems and multidisciplinary clinics, where they handle the musculoskeletal piece while physicians manage the broader medical picture. The title “doctor” is accurate for a chiropractor, but it describes a different kind of training and a different scope of practice than what most people picture when they hear the word.