The primary difference between medical school and residency can be best summarized as this: one is defined by teaching, the other is training.
In medical school, you take classes, pay tuition, and learn the necessary knowledge and skills to succeed in the medical field. In residency, you put the knowledge you learned in school to use in your chosen specialty and earn money while doing it.
Residents practice medicine, and though there’s still quite a bit of supervision during residency training, this will be the first time in your medical career that you’ll experience what it means to be a doctor.
I describe these in greater detail below, but this chart breaks down the basic differences to expect between medical school and a residency program.
| Medical School | Residency | |
| Application Process | Medical students apply via AMCAS (MD programs), AACOMAS (DO programs), or TMDSAS (most TX medical programs) | Fourth-year med students apply to residency at the beginning of the school year, complete interviews, and then get paired with a residency program on Match Day (in March) |
| Duration | 3-4 years | 3-8 years, depending on specialization |
| Structure | 2 years of preclinical education, followed by 2 years of clinical rotations/clerkships | Varies by program; generally begins with significant supervision during PGY-1 (or your ‘intern year’), followed by progressively increased autonomy and responsibility |
| Grading | Varies by program, but most medical programs have transitioned to some form of pass/fail; some medical schools have a straightforward P/F system, while others add “Honors” and “High Pass” to distinguish performance | Residencies have no formal grading system; residents are judged based on job performance according to ACGME core competencies via ongoing self- and faculty evaluations |
| Testing | First 2 licensure exams (USMLE for MD students and COMLEX for DO students) — Step 1/Level 1 after your second year and Step 2 CK/Level 2 during your third or fourth year; NBME shelf exams at the end of each clerkship; you’ll also need to take the MCAT prior to applying to medical school. | USMLE Step 3/COMLEX Level 3 after the first year of residency training; In-training exams (ITEs) based on specialty; Specialty-specific board exams at the conclusion of residency (not required but essential for most doctors) |
| Finances | Around $236,000 average tuition for all 4 years; the workload does not allow time for most students to hold an additional job while in school | Average salary of $63,800 for PGY-1; residency salaries increase each PGY and are standardized by each healthcare system, primarily based on cost of living (no pay difference based on specialty). Senior residents may be selected for chief resident, which typically offers slightly more pay than their same-year counterparts. |
Let’s look at the major differences between going to medical school and completing residency so you know what to expect during and after this transition.
You’ll notice a lot of overlap in what’s required for the residency application process (The Match) compared to your medical school applications, like standardized test scores, a personal statement, and interviews.
However, it’s quite a different experience in several ways, not least of which because you’re applying for a job versus a position as a student. AdComs for medical schools are looking for students likely to excel in the career path in the first place, while residency program directors are seeking entry-level physicians who are a good fit for their specific specialty and the mission of their program.
You can read more about the medical school application process and The Match in our comprehensive guides, but here are the key differences to be aware of:
Most medical programs last 4 years, though some accelerated medical schools give you the chance to become a medical school graduate in just 3 years. Dual-degree programs can take longer — for instance, most MD/PhD programs last 7-8 years, while MD/MBA and MD/MPH programs add one year to the typical four-year timeline of medical school.
Residency programs last for between 3-8 years. More years of training are generally required for more complex specialties, like surgery (which requires a minimum of 5 years in residency). Family medicine and pediatrics residencies are almost always 3 years long, whereas a plastic surgery residency lasts an average of 6 years.
Some subspecialties, such as neurosurgery, max out the full 7-8 years of residency.
Different specialties may require or allow you to try for a preliminary residency program, which lasts 1-2 years and is then followed by an advanced residency for 2+ more years. This is more common in specialties like surgery, neurology, radiology, anesthesiology, and dermatology. In these cases, you’ll need to apply to both the preliminary (or transitional) and advanced programs at the same time, making the application process a bit more expensive and complex.
Depending on the type of subspecialty you wish to pursue, you may also move into a fellowship program (generally 1-3 years) after residency. While these are still technically training programs, fellowships do not require stringent supervision in the same way the early years of residency might.
The structure of a four-year med school typically follows this format:
Preclinical (Years 1 & 2): During your first year of medical school, you learn the scientific foundations of medicine to prepare you for a career as a physician. Year two focuses on classroom learning on pathophysiology and clinical preparation.
Clinical (Years 3 & 4): In year three of medical school, you complete core clinical rotations in major medical specialties, including internal medicine, surgery, pediatrics, psychiatry, obstetrics/gynecology, and family medicine. During year four, you’ll explore your interests or subspecialties in elective rotations. While you get to do hands-on patient care during these rotations, your responsibilities will be limited (e.g., you can’t diagnose conditions or develop treatment plans).
Residency is less structured than medical school, as a medical residency program bridges the period between your formal education and independent clinical practice. However, all residents experience some degree of the following:
Read Next: Average Residency Applications Per Specialty
Prior to medical school, you must pass the MCAT (in almost every case), which assesses problem-solving and knowledge related to the medical field that you need to succeed in the early years of a medical program.
Medical students are also required to take a number of standardized exams throughout their education, including:
As you can see, there are two variations for licensure exams based on whether you’re in a medical program to become an MD or a DO. However, the basics of what these exams test and how are very similar.
Residents also complete testing as part of their medical training, which includes:
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Medical students typically accrue debt to complete their education, whereas residents make a salary while training (although not like what they’ll get after residency).
The average medical school tuition is $235,827 for a four-year medical degree. While in medical school, most students cannot hold jobs while keeping up with the demands of study and rotations. This means you’ll need to have a way to provide for basic needs during your years of medical school.
Residency, on the other hand, does pay a salary. The first-year resident salary currently averages $63,800, and this standardized rate increases for each year of residency. There are no salary differences between residents in varying specialties, and the rates are set by hospital/healthcare systems based mostly on the local cost of living.
Fully licensed and board-certified doctors begin to make an expected physician’s salary after completing residency. It’s at this point that most doctors begin making a much more significant dent in their medical school debt.
Transitioning from medical school to residency can seem challenging at times because you’re going from theory to practice.
Up until now, everything you learned was academic or in a heavily supervised setting. You were expected to know the basics about diseases, treatments, and potential complications. You took notes, observed procedures, participated in clinicals, and were grilled by attendings. Then, you graduate, and it’s time to put everything into action.
When you enter residency, patients count on you to take care of them. As a resident physician, you’re not just demonstrating your knowledge; you’re putting it to work in the field.
As you gain experience, though, you’ll gain confidence. In your first year of residency, you’ll sharpen your clinical skills, grow in patient care and professionalism, and begin to thrive in your environment.
Here’s a short breakdown of what you can expect when you start your journey as a resident:
Beginning residency isn’t always easy, but it will be exciting. You’ll be treating real patients, having input into treatment options, and developing relationships with patients and your medical team.
The transition from med school is a learning curve, but it’s also the moment you get to start growing into the physician you’ve worked so hard to become.
Navigating the transition from Med School to residency? Our team of Physician Advisors here at MedSchoolCoach can offer you expert guidance and resources to help you stand out in the Match.
From personalized support on your residency application to strategic advice on residency interviews, we’re here to help increase your chances of landing your dream residency.
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