Difference Between

Difference Between Physician and Doctor

Nex Virox Team
Written byNex Virox Team
Editorial Team
Varshal Nirbhavane
Senior SEO & Organic Growth Professional · 5+ years
19 min read
Quick answer

The main difference between Physician and Doctor is that a physician is a medical doctor who diagnoses and treats illnesses, while a doctor is any holder of a doctoral degree. Physician is a licensed medical professional focused on patient care, while Doctor is a broader title for someone with a PhD, MD, or other doctorate.

Key takeaways

  • Core distinction: A physician is a licensed medical doctor who diagnoses and treats patients, while "doctor" broadly includes PhDs, dentists, and veterinarians.
  • How each works: Physicians practice clinical medicine with patient care, whereas non-physician doctors conduct research, teach, or specialize in non-medical fields.
  • Training and scope: Physicians complete medical school plus residency, while other doctors earn doctorates in fields like law, philosophy, or education.
  • Best-fit use case: Use "physician" for medical treatment contexts, and reserve "doctor" for academic titles, research roles, or general professional respect.
  • Common decision mistake: Assuming every doctor is a physician causes confusion when seeking medical care from a PhD or non-clinical doctorate holder.

Difference Between Physician and Doctor: Comparison Table

AspectPhysicianDoctor
DefinitionA licensed medical practitioner who diagnoses and treats illness after completing medical school and residency.A broad title for anyone holding a doctoral degree, including PhDs, EdDs, and medical doctors.
Core PurposeFocuses exclusively on patient care, disease prevention, diagnosis, and treatment within clinical settings.Applies expertise across medicine, research, academia, or other fields requiring a doctorate.
Primary MechanismUses clinical examination, diagnostic testing, and evidence-based treatment protocols to manage patient health.Employs specialized knowledge from any discipline to solve problems, teach, or conduct research.
Training PathwayCompletes 4 years of medical school plus 3-7 years of accredited residency training in a specialty.Requires a doctoral program, typically 4-6 years post-bachelor's, varying widely by field and institution.
Licensing RequirementMust pass USMLE or COMLEX and hold a state medical license to practice medicine legally.Requires no universal license; only regulated professions like medicine, psychology, or law mandate credentials.
Scope of PracticeLimited to medical care, including prescribing medications, performing procedures, and ordering tests.Spans any domain, from engineering and history to education, with no clinical care obligations.
Residency TrainingMandatory 3-7 years of supervised clinical training in a hospital or clinic after medical school.Not applicable; most doctoral graduates complete a dissertation or research project instead.
Board CertificationOptional but common; requires passing specialty exams from boards like ABIM or ABMS.Not applicable; certification is field-specific, such as professional engineer or licensed psychologist.
Prescription AuthorityLegally authorized to prescribe controlled and non-controlled medications in all 50 states.Only medical doctors, DOs, and some advanced practitioners hold this legal authority.
Surgical AbilityPerforms surgeries if trained as a surgeon, or assists in procedures within their specialty.Generally lacks surgical training unless the doctorate is in medicine or osteopathy.
Patient InteractionEngages directly with patients daily, taking histories, performing exams, and explaining care plans.May never interact with patients; focus is on research, teaching, or administrative duties instead.
Work SettingWorks in hospitals, private practices, clinics, urgent care centers, or academic medical centers.Works in universities, laboratories, corporate offices, government agencies, or independent practice.
Typical Work HoursOften exceeds 50-60 hours weekly, including nights, weekends, and on-call shifts.Usually follows standard 40-hour weeks, though research deadlines may extend hours occasionally.
Income PotentialMedian annual salary exceeds $230,000 in the US, varying by specialty and location.Varies enormously by field, from $60,000 for humanities PhDs to over $200,000 for some executives.
Cost of EducationMedical school tuition averages $40,000-$60,000 per year at public institutions, plus living expenses.Doctoral program costs range from fully funded stipends to $50,000+ annually at private universities.
Time to CompletionRequires 11-15 years total after high school, including undergraduate, medical school, and residency.Requires 8-10 years after high school for a typical PhD or professional doctorate program.
Diagnostic AccuracyRelies on differential diagnosis, imaging, labs, and clinical guidelines to reach precise conclusions.Accuracy depends on field; non-medical doctors apply rigorous methods but not clinical diagnostics.
Treatment AuthorityAuthorized to initiate, modify, or discontinue treatments, including complex therapies and interventions.Lacks authority to treat patients unless holding a medical or osteopathic doctorate degree.
Continuing EducationMust earn 20-50 CME credits yearly to maintain licensure and stay current on medical advances.May require professional development units, but requirements vary widely by discipline and employer.
Career FlexibilityCan shift between clinical practice, research, teaching, administration, or public health roles.Offers broad mobility across industries, including non-academic roles in tech, finance, or policy.
Job StabilityDemand remains consistently high; physician shortages projected to persist through 2030 and beyond.Stability varies by field; tenured professors enjoy security, while adjunct roles remain precarious.
Geographic MobilityState licensure is required per state, though interstate compacts ease cross-state practice in many regions.Doctoral credentials transfer easily across states, with no state-level licensing barriers in most fields.
Legal LiabilityCarries malpractice risk; physicians typically pay $10,000-$50,000 annually for professional liability insurance.Faces standard professional liability; only licensed clinicians carry heightened malpractice exposure.
Physical DemandsRequires standing for long surgeries, lifting patients, and managing physically strenuous procedures regularly.Mostly sedentary work; physical demands are minimal unless the doctorate involves lab or field research.
Emotional StressHigh burnout rates near 40-50% due to life-and-death decisions, long hours, and administrative load.Stress varies; research pressure and funding uncertainty affect academics, but clinical stakes are absent.
Technology UseRelies on EHRs, telemedicine platforms, diagnostic imaging, and robotic surgical systems daily.Uses field-specific tools like statistical software, lab equipment, or digital humanities archives.
Team CollaborationCoordinates with nurses, specialists, pharmacists, and allied health professionals in care teams.Collaborates with peers, students, or research teams, depending on the discipline and project.
Regulatory OversightGoverned by state medical boards, DEA for controlled substances, and hospital credentialing bodies.Subject to institutional policies and field-specific boards, but no equivalent medical regulation.
Common ExamplesCardiologists, pediatricians, neurologists, and family medicine physicians treating patients daily.PhD researchers, Doctor of Education (EdD), Doctor of Pharmacy (PharmD), and Juris Doctor (JD) holders.
Typical UsersPatients seeking diagnosis, treatment, preventive care, or management of chronic conditions.Students, employers, research sponsors, and institutions seeking specialized expertise or credentials.
Key LimitationCannot practice without a license; scope is strictly limited to medical care and procedures.Title alone implies no medical skill; a PhD cannot prescribe, diagnose, or treat patients.
Best-Fit ScenarioIdeal when you need clinical care, a diagnosis, a prescription, or a surgical procedure.Best when you need research, teaching, policy analysis, or expertise outside clinical medicine.

What Is Physician?

Physician is a medical professional who diagnoses illnesses, prescribes treatments, and manages patient care. Physicians complete extensive clinical training and hold a medical degree. They exist to apply scientific knowledge to prevent, treat, and cure disease across diverse healthcare settings.

Definition of Physician

Physician is a licensed healthcare practitioner who holds a Doctor of Medicine (MD) or Doctor of Osteopathic Medicine (DO) degree and has completed postgraduate residency training. Physicians examine patients, interpret diagnostic tests, administer treatments, and take legal responsibility for medical decisions and outcomes.

Key Characteristics of Physician

CharacteristicWhat It Means in Practice
Licensed practitionerHolds a state medical license required to prescribe medications and perform medical procedures legally.
Diagnostic authorityInterprets symptoms, lab results, and imaging to identify underlying diseases and conditions.
Treatment prescriberSelects and orders medications, therapies, or surgeries based on clinical evidence and patient needs.
Residency trainedCompletes 3-7 years of supervised specialty training after medical school before independent practice.
Patient advocateCoordinates care across specialists and guides patients through complex medical decisions.
Lifelong learnerContinues medical education annually to stay current with evolving treatments and protocols.
Ethical boundFollows a strict code of ethics prioritizing patient welfare, confidentiality, and informed consent.
Specialty focusedConcentrates practice on specific organs, populations, or disease types such as cardiology or pediatrics.
Hospital privilegedGains admitting and surgical rights at hospitals after credentialing and peer review.
Accountable clinicianBears legal and professional liability for diagnostic and treatment outcomes.

Common Examples of Physician

  • Cardiologist - Specializes in heart diseases, performing procedures like angioplasty and managing heart failure.
  • Dermatologist - Diagnoses and treats skin, hair, and nail conditions including melanoma and eczema.
  • Pediatrician - Provides medical care for infants, children, and adolescents through age 18.
  • Neurologist - Treats brain and nervous system disorders such as epilepsy, stroke, and multiple sclerosis.
  • Orthopedic surgeon - Operates on bones, joints, and muscles to repair fractures and replace hips.
  • Emergency physician - Stabilizes critically ill or injured patients in hospital emergency departments.
  • Family medicine physician - Delivers comprehensive primary care to patients across all age groups.
  • Anesthesiologist - Administers anesthesia and monitors patients during surgical procedures.
  • Psychiatrist - Diagnoses mental health conditions and prescribes psychiatric medications.
  • Obstetrician-gynecologist - Manages pregnancy, childbirth, and female reproductive system disorders.

Advantages and Limitations of Physician

AdvantagesLimitations
Physicians can prescribe powerful medications that pharmacists cannot dispense without their authorization.Physicians face extreme work schedules with 24-hour shifts and frequent on-call nights that disrupt sleep.
Physicians earn high salaries, typically ranking among the top income earners in most countries.Physicians carry enormous medical malpractice liability that requires expensive insurance coverage.
Physicians perform life-saving procedures that directly reduce mortality and improve patient survival rates.Physicians experience high burnout rates due to administrative burdens and emotional patient loss.
Physicians gain deep diagnostic expertise enabling them to identify rare and complex conditions accurately.Physicians face long training periods of 11-15 years before achieving full independent practice status.
Physicians hold respected social status and professional authority within their communities.Physicians incur substantial educational debt, often exceeding $200,000 for medical school alone.
Physicians direct patient care teams and make final decisions on treatment plans and protocols.Physicians confront difficult ethical dilemmas involving end-of-life care and resource allocation.
Physicians work across diverse settings including hospitals, clinics, research labs, and academic institutions.Physicians face increasing paperwork and electronic health record documentation that reduces patient time.
Physicians contribute to medical research and advance scientific knowledge through clinical trials.Physicians risk exposure to infectious diseases, violence, and workplace hazards daily.
Physicians build long-term patient relationships that improve chronic disease management outcomes.Physicians must navigate complex insurance approvals that delay necessary patient treatments.
Physicians specialize in areas matching personal interests, from surgery to public health policy.Physicians endure high-stakes pressure where a single diagnostic error can cause serious patient harm.

What Is Doctor?

A doctor is a licensed medical professional who diagnoses illnesses, prescribes treatments, and performs procedures to restore or maintain patient health. Doctors exist because societies require trained experts to apply scientific knowledge against disease, injury, and chronic conditions. They work across hospitals, clinics, and private practices, often specializing in fields like cardiology or pediatrics.

Definition of Doctor

A doctor holds a doctoral degree in medicine (MD, DO, or equivalent) and has completed supervised clinical training, including residency. They are legally authorized to practice medicine, order diagnostic tests, administer medications, and perform surgeries. Unlike general health practitioners, doctors bear ultimate responsibility for patient outcomes and must maintain continuous medical education to keep their licensure active.

Key Characteristics of Doctor

CharacteristicWhat It Means in Practice
Diagnostic skillInterprets symptoms, lab results, and imaging to identify underlying diseases with high accuracy.
Treatment authorityPrescribes controlled medications, orders therapies, and performs invasive procedures legally.
Clinical judgmentWeighs risks and benefits of interventions, especially when evidence is incomplete or conflicting.
Patient communicationExplains complex medical terms in plain language to gain informed consent and improve adherence.
Ethical dutyFollows the Hippocratic oath, prioritizing patient welfare over personal or financial gain.
Continuous learningAttends conferences and reads peer-reviewed journals to keep pace with evolving medical research.
Emergency readinessStabilizes critical patients in trauma, cardiac arrest, or acute respiratory failure without delay.
Documentation rigorMaintains detailed medical records that support continuity of care and legal protection.
Team leadershipDirects nurses, physician assistants, and specialists to coordinate comprehensive patient care plans.
Emotional resilienceManages high-stress situations, patient deaths, and long shifts without compromising professional performance.

Common Examples of Doctor

  • Paul Farmer - Co-founded Partners In Health, bringing infectious disease care to impoverished communities in Haiti and Rwanda.
  • Anthony Fauci - Led U.S. infectious disease research for decades, shaping public policy during HIV/AIDS and COVID-19.
  • Virginia Apgar - Created the Apgar score, a rapid newborn health assessment used worldwide within one minute of birth.
  • Christiaan Barnard - Performed the first human-to-human heart transplant in 1967, advancing cardiac surgery permanently.
  • Helen Brooke Taussig - Pioneered pediatric cardiology and co-developed the Blalock-Taussig shunt for blue baby syndrome.
  • Patch Adams - Practiced clown-based humor therapy, founding the Gesundheit Institute to humanize medical care.
  • Daniel Hale Williams - Performed one of the first successful open-heart surgeries in 1893 and founded Provident Hospital.
  • Gertrude B. Elion - Developed life-saving drugs like acyclovir and allopurinol using rational drug design, not trial-and-error.
  • Michael DeBakey - Invented the roller pump for heart-lung machines and pioneered coronary bypass surgery techniques.
  • Nadia Murad - Though not a physician, she holds an honorary doctorate for advocating survivors of genocide, showing doctoral breadth.

Advantages and Limitations of Doctor

AdvantagesLimitations
High earning potential, with median salaries exceeding $200,000 annually in the U.S.Extreme work hours, often exceeding 60 hours weekly during residency and surgical rotations.
Deep intellectual satisfaction from solving complex diagnostic puzzles that stump other clinicians.High burnout rates, with nearly 50% of physicians reporting emotional exhaustion in national surveys.
Strong job security due to perpetual healthcare demand across aging populations worldwide.Massive educational debt, with average medical school loans surpassing $200,000 per graduate.
Direct authority to save lives through immediate interventions like intubation or defibrillation.Constant malpractice litigation risk, forcing many to practice defensive medicine with extra tests.
Wide career flexibility, allowing shifts into research, administration, telemedicine, or public health.Emotional toll from frequent patient deaths, especially in oncology, ICU, or palliative care settings.
Respected social status that opens doors to policy influence and community leadership roles.Limited personal time, with unpredictable on-call schedules disrupting family events and vacations.
Opportunities to mentor future physicians and shape medical education curricula directly.Bureaucratic burdens, including prior authorizations and insurance paperwork that consume 15+ hours weekly.
Access to cutting-edge technology like robotic surgery and genomic sequencing for patient care.Exposure to infectious diseases, radiation, and workplace violence from agitated patients.
Ability to work globally, with many countries offering expedited licensure for trained physicians.Geographic constraints, as rural postings often pay less and lack specialist colleagues for consults.
Long-term career stability with no mandatory retirement age, allowing decades of active practice.Physical strain from standing during long surgeries, leading to chronic back and leg problems.

Similarities Between Physician and Doctor

Shared AspectHow Physician and Doctor Are Alike
Core PurposeBoth a physician and a doctor exist to diagnose illness and treat patients.
Medical CategoryA physician and a doctor both operate within the broader field of medicine.
Primary InputBoth a physician and a doctor rely on patient symptoms and medical history.
Primary OutputA physician and a doctor both produce a diagnosis and a treatment plan.
Patient FocusBoth a physician and a doctor place the individual patient at the center.
Patient TypesA physician and a doctor both treat children, adults, and elderly patients.
Care SettingBoth a physician and a doctor work in hospitals, clinics, and private practices.
Diagnostic ToolsA physician and a doctor both use lab tests, imaging, and physical exams.
Treatment MethodsBoth a physician and a doctor prescribe medications and recommend therapies.
Preventive CareA physician and a doctor both perform checkups and offer preventive screenings.
Patient EducationBoth a physician and a doctor explain conditions and instruct patients on care.
Record KeepingA physician and a doctor both document diagnoses and maintain medical charts.
Referral RoleBoth a physician and a doctor refer patients to specialists when needed.
Follow-Up CareA physician and a doctor both monitor patient progress and adjust treatments.
Emergency DutyBoth a physician and a doctor respond to urgent and acute medical situations.
Ethical CodeA physician and a doctor both follow the Hippocratic Oath and ethical guidelines.
Licensing NeedBoth a physician and a doctor must hold a valid state medical license.
Board CertificationA physician and a doctor both can pursue board certification in a specialty.
Continuing EducationBoth a physician and a doctor complete ongoing training to maintain credentials.
Regulatory RulesA physician and a doctor both comply with medical board regulations and laws.
Malpractice RiskBoth a physician and a doctor carry liability insurance against malpractice claims.
Work HoursA physician and a doctor both often work long shifts, nights, and weekends.
Income LevelBoth a physician and a doctor earn high salaries relative to other professions.
Team CollaborationA physician and a doctor both work with nurses, assistants, and other staff.
Communication SkillBoth a physician and a doctor need clear communication with patients and families.
Critical ThinkingA physician and a doctor both use clinical reasoning to solve complex cases.
Outcome MeasurementBoth a physician and a doctor track recovery rates and treatment success metrics.
Quality StandardsA physician and a doctor both adhere to clinical guidelines and care protocols.
Career LongevityBoth a physician and a doctor maintain practice over decades with experience.
Patient TrustA physician and a doctor both depend on building long-term patient relationships.

Physician or Doctor: Which Should You Choose?

Choose based on your career path and training. A physician is a doctor who has completed medical school and a residency. A doctor can also be a PhD, dentist, or other professional. For medical care, choose a physician.

When to Use Physician

Choose Physician when you need medical treatment or diagnosis. Use this term for primary care, specialists, and hospital care. Physicians hold a medical degree (MD or DO) and are licensed to prescribe medication and perform surgery.

When to Use Doctor

Choose Doctor when you need academic or non-medical expertise. Use this term for PhDs, dentists, chiropractors, and other professionals with a doctoral degree. This is the broader, more general title that includes physicians.

Common Misconceptions About Physician and Doctor

Common Myth The Reality
A physician is a type of doctor who performs surgery. Physicians focus on diagnosis and non-surgical treatment, while surgeons are doctors who operate; a physician is not a surgeon.
All doctors are physicians, but not all physicians are doctors. Every physician is a doctor, but a doctor may also be a PhD, dentist, or veterinarian, not a physician.
The terms physician and doctor mean exactly the same thing. Doctor is a broad title for any PhD or medical graduate, whereas physician specifically means a medical doctor (MD or DO).
A physician cannot prescribe medication to patients. Physicians hold full prescriptive authority and routinely prescribe drugs, unlike some other healthcare providers.
Physicians only work in hospitals and emergency rooms. Physicians work in private clinics, research labs, public health agencies, and telemedicine, not just hospitals.
A doctor with a PhD is qualified to treat medical illnesses. A PhD doctor holds a research doctorate, not a medical license, so they cannot diagnose or treat patients.
Physicians must perform surgery as part of their daily job. Physicians typically refer surgical cases to surgeons; surgery is not a core duty for most physicians.
Every doctor who wears a white coat is a physician. White coats are worn by PhDs, researchers, and lab staff, so the coat alone does not identify a physician.
Physicians are the same as physician assistants in every role. A physician holds a medical doctorate, while a physician assistant has a master's degree and works under physician supervision.
Chiropractors and optometrists are physicians because they treat patients. Chiropractors and optometrists are doctors in their fields, but they are not physicians; physicians are MDs or DOs.
A physician cannot specialize in a single organ or system. Physicians specialize heavily, such as cardiologists for hearts or neurologists for brains, after general training.
Doctors who earn a DO degree are not real physicians. A DO is a fully licensed physician with equal rights to prescribe and treat as an MD physician.
Physicians never work with preventive care or public health. Physicians lead vaccination drives, screenings, and lifestyle counseling, making prevention a major part of their work.
All physicians are general practitioners or family doctors. Most physicians specialize in fields like radiology, anesthesiology, or dermatology, not just general practice.
Physicians cannot refer patients to other healthcare experts. Physicians routinely refer patients to surgeons, psychiatrists, or physical therapists for specialized care.
A medical student is already a physician before graduation. A medical student is a trainee, not a physician, until they complete medical school and earn a license.
Physicians only treat physical illnesses, never mental health issues. Physicians diagnose and treat mental health conditions, often prescribing antidepressants or referring to psychiatrists.
Every physician is a doctor, but every doctor is a medical expert. Every physician is a doctor, but a PhD doctor is a research expert, not a medical expert for patient care.
Physicians do not need to continue learning after their training. Physicians must complete continuing medical education yearly to maintain their licenses and stay current.
Podiatrists are physicians because they treat feet. Podiatrists are doctors of podiatric medicine, but they are not physicians; physicians hold MD or DO degrees.
A physician cannot work in medical research or academia. Physicians work as clinical researchers, professors, and trial leaders, combining patient care with science.
Doctors with a doctorate in nursing are physicians. A doctor of nursing practice (DNP) is a nurse, not a physician; only MDs and DOs are physicians.
Physicians must be called "doctor" in every professional setting. Physicians may use "doctor" clinically, but in academic or research settings, they may prefer other titles.
Physicians cannot order diagnostic tests like X-rays or MRIs. Physicians order and interpret X-rays, MRIs, and blood tests as a core part of diagnosing patients.
A pharmacist who earns a PharmD is a physician. A PharmD is a pharmacy doctorate, not a medical degree, so a pharmacist is not a physician or a medical doctor.
Physicians always work alone without a healthcare team. Physicians lead teams of nurses, assistants, and therapists, collaborating daily for comprehensive patient care.
Physicians cannot admit patients to a hospital. Physicians have hospital admitting privileges, allowing them to admit, treat, and discharge patients directly.
Dentists are physicians because they are called doctor. Dentists are doctors of dental surgery, but they are not physicians; physicians treat the whole body, not just teeth.
Physicians only treat adults, never children or infants. Pediatricians are physicians who specialize exclusively in treating infants, children, and adolescents.
Physicians cannot provide emergency care outside a hospital. Physicians deliver emergency care in ambulances, disaster sites, and clinics, not only within hospital walls.

Conclusion

Difference Between Physician and Doctor is that physician specifically denotes a medical doctor, while doctor broadly applies to any PhD holder. Choose physician when seeking licensed medical care. Choose doctor when addressing someone with any doctoral degree, including researchers or academics.

FAQs on Difference Between Physician and Doctor

What is the main difference between a physician and a doctor?
A physician is a doctor who has completed medical school and a residency, focusing on diagnosing and treating illnesses with medication or surgery, while a doctor is a broader term that includes any holder of a doctoral degree, such as a PhD or EdD.
Is every physician a doctor?
Yes, every physician is a doctor because they hold a Doctor of Medicine (MD) or Doctor of Osteopathic Medicine (DO) degree, but not every doctor is a physician since the title also applies to other doctoral degree holders.
Which is better, a physician or a doctor?
Neither is universally better because a physician is the right choice for medical care, while a doctor with a non-medical doctorate is better for expertise in fields like psychology, education, or research, so the best option depends on your specific need.
Is it more expensive to see a physician than a doctor?
Yes, seeing a physician is typically more expensive than consulting a non-medical doctor because physician visits involve medical insurance, clinical facilities, and specialized equipment, whereas non-medical doctor consultations often have lower fees and fewer overhead costs.
Are physicians safer to trust for medical treatment than other doctors?
Yes, physicians are safer to trust for medical treatment because they hold a medical license, have completed clinical training, and are regulated by medical boards, while non-medical doctors lack the qualifications to diagnose or treat physical health conditions.
Can a physician and a doctor work together in patient care?
Yes, a physician and a non-medical doctor can work together in patient care, such as when a physician treats a physical injury and a psychologist with a PhD helps with the patient's mental recovery, combining their expertise for holistic treatment.
What is a common mistake people make when comparing physicians and doctors?
A common mistake is assuming all doctors are physicians, which leads people to seek medical advice from non-medical doctors like a PhD in history, so it is crucial to verify a provider's medical license before getting treatment.
Can the terms physician and doctor be used interchangeably?
No, the terms cannot be used interchangeably because physician specifically refers to a medical professional who treats patients, while doctor is a generic title for any doctoral degree holder, so using them interchangeably can cause confusion about a person's role.
In a real-world hospital setting, how do physicians and doctors differ?
In a hospital, a physician directly examines patients, prescribes medication, and performs procedures, while a doctor with a non-medical doctorate, like a hospital administrator with a PhD, manages operations or research, so their daily tasks and responsibilities are completely different.
Can I switch from seeing a non-medical doctor to a physician for my health issues?
Yes, you can switch from seeing a non-medical doctor to a physician for your health issues because a physician is licensed to provide medical diagnosis and treatment, while a non-medical doctor cannot offer that level of care, so making the switch ensures you get proper medical attention.