What dermatologists do and how to become one

A dermatologist is a physician who diagnoses and treats conditions of the skin, hair, and nails. The path to becoming one takes 12 to 14 years after high school: four years of undergraduate study, four years of medical school, and a three-year dermatology residency. Some dermatologists add a one-year fellowship to specialize further in areas like Mohs surgery, cosmetic dermatology, or pediatric dermatology.

The work itself varies by setting. Hospital-based dermatologists treat severe skin conditions, infections, and skin cancers. Private practice dermatologists see a mix of medical and cosmetic cases. Some work in research, teaching, or public health. Others focus on specific populations—occupational dermatology for workers exposed to chemicals, or dermatology for patients with darker skin tones, which requires specialized training many programs now emphasize.

Dermatology is competitive. Medical school admission requires strong grades, a high Medical College Admission Test (MCAT) score, clinical experience, and demonstrated commitment to the field. Residency positions are limited—there are roughly 250 dermatology residency programs in the United States, and far more applicants than spots.

Key Takeaways

  • Becoming a dermatologist requires four years of undergraduate education, four years of medical school, and a three-year residency, with optional one-year fellowships for subspecialties.
  • Medical school admission is competitive and requires strong MCAT scores, a high GPA, clinical shadowing or volunteer experience, and research or publications in some cases.
  • Dermatology residency positions are limited and highly sought after, so performance on the United States Medical Licensing Examination (USMLE) and away rotations matter significantly.
  • Dermatologists work in private practice, hospitals, academic medicine, research, or public health, with income and schedule varying by setting.
  • Loan debt from medical school and residency is substantial; many dermatologists carry $150,000 to $300,000 in educational debt at the start of practice.

Undergraduate preparation and medical school prerequisites

Medical schools do not require a specific undergraduate major, but they do require specific courses. You need biology, chemistry, organic chemistry, biochemistry, physics, and mathematics through calculus. Many students major in biology or chemistry; others major in unrelated fields and complete prerequisites alongside their major coursework.

Beyond coursework, medical schools look for clinical experience. This means shadowing physicians, volunteering in hospitals or clinics, or working as an emergency medical technician (EMT) or medical scribe. Schools want to see that you have spent time in a medical setting and understand what the work entails. Dermatology-specific shadowing is valuable but not required at this stage.

Research experience strengthens applications, particularly if it results in publication or presentation at a conference. This is not mandatory, but competitive applicants often have it. You can conduct research through your university, a summer program, or a clinical setting.

Medical school and building a dermatology-focused record

Medical school is two years of classroom and laboratory work followed by two years of clinical rotations. During your clinical years, you will rotate through required specialties like internal medicine, surgery, and pediatrics. You will also have elective rotations where you can choose your focus.

To pursue dermatology, take dermatology electives during your third and fourth years. Many students do away rotations—clinical rotations at dermatology programs outside their home institution. Away rotations let you train at competitive programs, build relationships with faculty who may write letters of recommendation, and demonstrate your commitment to dermatology.

Your USMLE Step 1 and Step 2 scores matter for dermatology residency placement. A high score on Step 1 (now reported as pass/fail, though many programs still value the numerical score from before the change) and a strong Step 2 score are expected. Dermatology is one of the most competitive specialties, so scores below the 80th percentile make placement difficult.

Publications, presentations, and research during medical school strengthen your process. This can be basic science research, clinical research, or quality improvement projects. Even one publication or presentation shows you can complete a project and communicate findings.

Dermatology residency: competition and the match process

Dermatology residency is a three-year program. You explore through the National Resident Matching Program (NRMP) in your fourth year of medical school. The process works like this: you submit applications to programs you choose, programs interview candidates they are interested in, you rank programs in order of preference, programs rank candidates, and the NRMP algorithm matches applicants to positions based on both lists.

There are roughly 250 dermatology residency positions available each year in the United States, and roughly 1,000 to 1,200 applicants. This means many may have access to candidates do not match. To be competitive, you typically need a Step 1 score above the 75th percentile, a strong Step 2 score, away rotation experience at competitive programs, letters of recommendation from dermatologists, and ideally some research or publication.

If you do not match in dermatology, you have options. Some graduates pursue a preliminary year in another specialty (like internal medicine or surgery) and reapply to dermatology the following year. Others match in a different specialty. A small number pursue dermatology training outside the United States or through other pathways, though these are less common and may require additional steps to practice in the United States.

Residency training and subspecialty fellowships

During residency, you train in medical dermatology (treating skin disease), surgical dermatology (removing lesions, performing biopsies), and cosmetic dermatology (injectables, lasers, chemical peels). You rotate through clinics, operating rooms, and sometimes inpatient wards. You also take the Dermatology Board Examination, usually in your final year, to become board-certified by the American Board of Dermatology.

After residency, you can enter practice or pursue a fellowship. Fellowships are one-year programs in subspecialties like Mohs micrographic surgery (removing skin cancer layer by layer under a microscope), pediatric dermatology, dermatopathology (diagnosing skin disease from tissue samples), or cosmetic dermatology. Fellowships are competitive and not required to practice, but they open specific career paths and often lead to higher income in certain settings.

Work settings and income variation

Dermatologists work in private practice, hospitals, academic medical centers, government agencies, and research institutions. Private practice dermatologists typically have more control over their schedule and can focus on cosmetic work, which pays more than medical dermatology. Hospital-based dermatologists treat more complex and severe cases and may have more predictable hours. Academic dermatologists teach, conduct research, and see patients, usually with lower income than private practice but more job security and flexibility.

Income varies significantly by setting and location. According to the Bureau of Labor Statistics, the median annual wage for dermatologists was approximately $230,000 to $250,000 in recent years, though this varies by region, practice type, and experience. Dermatologists in private practice with a cosmetic focus often earn more; those in academic medicine or public health typically earn less.

Loan debt is a major factor in career decisions. Medical school tuition ranges from roughly $35,000 per year at public schools to $65,000 per year at private schools. Most graduates borrow money; average debt at graduation is $200,000 to $250,000. Residency is paid (usually $60,000 to $80,000 per year), so you begin repaying loans while training. Many dermatologists use income-driven repayment plans or Public Service Loan Forgiveness if they work in may have access to settings.

Licensing, board certification, and continuing education

To practice as a physician in any state, you must pass the USMLE (or the Comprehensive Osteopathic Medical Licensing Examination if you attended an osteopathic school) and obtain a state medical license. Each state has its own licensing board and requirements, though most recognize licenses from other states.

Board certification in dermatology is not legally required to practice, but it is expected and valued by employers and patients. You become board-certified by passing the American Board of Dermatology examination, usually taken during your final year of residency. Board certification is valid for 10 years; after that, you must maintain certification through continuing medical education and periodic examination.

Dermatologists must complete continuing medical education (CME) hours each year to maintain their license and board certification. Requirements vary by state and board, but typically range from 20 to 40 hours per year. This includes attending conferences, completing online courses, or publishing research.

Frequently Asked Questions

Do I have to do research or publish papers to get into dermatology residency?

Research and publication strengthen your process, especially at competitive programs, but are not required. Many matched dermatology residents have no publications. However, if your USMLE scores or grades are average, research and publication can help offset that. At minimum, showing you have worked on a project and seen it through is valuable.

What if I don't match in dermatology the first time?

You can pursue a preliminary year in another specialty and reapply to dermatology the following year. Some applicants match on their second or third attempt. Others choose a different specialty. A few pursue dermatology training through international medical graduate pathways or other routes, though these are less common in the United States.

How much does dermatology training cost?

Medical school costs $140,000 to $260,000 total, depending on whether you attend a public or private school and whether you receive scholarships. Residency is paid, so you do not pay tuition, though you live on a resident salary. Most dermatologists graduate with $150,000 to $300,000 in educational debt.

Can I become a dermatologist if I didn't major in biology or chemistry?

Yes. Medical schools do not require a specific major, only that you complete prerequisite courses in biology, chemistry, organic chemistry, biochemistry, physics, and mathematics. You can major in anything and complete these courses alongside or after your major.

What is the difference between a dermatologist and a cosmetic surgeon?

Dermatologists are physicians trained in medical and surgical treatment of skin disease. Cosmetic surgeons are typically plastic surgeons or dermatologists with additional training in cosmetic procedures. Some dermatologists focus heavily on cosmetic work; others focus on medical dermatology. The training pathway and scope of practice differ.