The 3 Main Phases of the Medical School Application Process

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Posted On: May 2, 2018
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Key Points

  • The first phase is the primary application through AMCAS, AACOMAS, or TMDSAS.
  • The second phase is school-specific secondary applications, which arrive after your primary is verified.
  • The third phase is the interview, which may be traditional or use multiple mini interviews.
  • Schools narrow the applicant pool at each phase, so every step deserves full effort.
  • Submitting early and returning secondaries within about two weeks keeps you on schedule for rolling admissions.

Last Updated on September 30, 2026

Quick answer: The medical school application process has three main phases: the primary application through AMCAS, AACOMAS, or TMDSAS, secondary applications with school-specific essays, and interviews. Schools narrow the pool at each stage, so submit your primary early, return secondaries within about two weeks, and prepare thoroughly for interviews.

The 3 Main Phases of the Medical School Application Process

It’s no secret that the medical school application process is a long and difficult road. Although many pre-med students now take gap years before medical school, their college experience is usually focused around the end game of becoming doctors. [1] If you have had your eye on this goal, you know that the challenge of earning your white coat is just beginning. After spending most of your college experience struggling with required pre-med classes and committing every extra hour you have volunteering, researching, and shadowing, you are finally ready to start the notorious medical school application process.

Applying to medical school typically takes from nine months to a year! [2] So, when should you begin? How does the process work?

Step-by-Step Medical School Application Process

1. The Primary

If you are currently applying to medical school, then you should be working on your primary application right now. For the vast majority of medical schools, you will use the American Medical College Application Service (the AMCAS) to start the medical school application process. All of the information that you input into your AMCAS will be sent to every medical school that you apply to. Think back to the Common Application for college admissions – same concept here! Let’s break it down a bit further.

Timeline

AMCAS typically opens in early May, and the first day you can submit usually falls in late May or early June. Many schools then review applications on a rolling basis. The earlier you submit, the more available slots there are in medical school classes, and the higher your chances of admission. Be strategic and have all components of your application ready to submit as soon as submissions open. You are welcome to send your application without all of the materials (i.e. your MCAT score), but admissions officers will not read your application until they have all parts.

Scores and Grades

You will be required to fill out your entire college academic record for the medical school application process. Medical schools will scrutinize your transcript, looking to see that you took all of the necessary pre-requisite courses. I’m sure you’re aware that your GPA is a significant factor here, but it is not the only one. Many students worry about having a low GPA, and a high MCAT score, especially paired with an upward grade trend, can help offset it. Receiving a high MCAT score is crucial for demonstrating your academic qualifications for medical school, but don’t overdo it and take the test repeatedly. Be aware that every MCAT score that you receive will be reported and considered!

Activities and Experiences

With the opportunity to list up to 15 activities, this section will take up the majority of your primary. Our guide to AMCAS activities covers how to use it well. For each experience you enumerate, you also write a 700 character description (1325 characters for your “most meaningful” activities). With your AMCAS activities, it’s important to provide concrete examples, discuss tangible achievements, and illustrate your sustained involvement so that medical school admissions committees can see that you have a positive impact in your community. You have up to 15 spaces available for your experiences, but don’t just list something for the sake of taking up space. Medical school admissions committee members will absolutely see through attempts to just stuff your list with fluff.

Within this section, you also get to select “three most meaningful activities” and expand on their descriptions further. Reflect on how these activities have helped you grow and bolstered your love of medicine. Be strategic with which experiences you choose; make sure they align with the rest of your application. If your personal statement is about your love of working with children, it’d make sense for your most meaningful activities to reinforce this interest. Think about the narrative of your entire application when shaping your activities and experiences section.

Personal Statement

This is probably the most important part of your primary application. With just 5300 characters (yes, that includes spaces), you need to show who you are, why you’re interested in medicine, and why you are a unique candidate. There are many ways to approach the personal statement, but here are 16 questions to help you critically think about why you want to help others. Before you select a topic, make sure it is a sound one by reading our blog on the 6 medical school personal statement topics to avoid.

Letters of Recommendation

In your letters of recommendation, a third party weighs in on your academic and personal achievements. It’s a valuable chance for others to vouch for what an amazing candidate you are. Check to see if your school provides committee letters and then provide them with the necessary materials. Make sure you ask your professors, supervisors, employers, counselors, mentors, etc. with plenty of time to spare before you need them to submit their letters!

2. Secondaries

You submitted your primary – congratulations! Now brace yourself for the flood of secondaries. Most schools automatically generate a secondary application once your primary has been submitted. Each school has their own secondary questions that change annually, but here are some classic secondary questions to give you an idea of what you can expect:

  • How would you contribute to the diversity of your medical school class?
  • What did you do in your gap year?
  • Why this medical school?
  • Select one of your activities and explain in greater depth how it developed your love of medicine.
  • What are your long-term goals? What medical specialties interest you?
  • Explain your research in more detail.
  • Explain a difficult situation that you were in and how you dealt with it.

Secondaries will appear in your inbox during the summer and you will likely become overwhelmed with the sheer amount of writing required during the medical school admissions process. The sooner you return your secondaries, the more interested you appear to the school. Be strategic in which schools you choose to work on first – don’t just focus all of your energy on your reach schools’ secondaries. Give the less competitive schools on your list some love to ensure that you have more options on the table!

3. Interviews

The last phase of the medical school application process is the interview. Receiving an invite for an interview is considered a huge accomplishment! But the competition remains fierce. Many interviewed applicants still do not receive an offer, so preparation matters. In order to be successful, you need to practice with mock interviews.

Not only is the process competitive, but the format of medical school interviews makes them particularly rigorous. Interviews can cover anything from ethical dilemmas to current events, requiring in-depth preparation. Before going for your interview, do research to see what style of interview the school uses and what types of questions you can expect. Some schools conduct traditional interviews, while others use multiple mini interviews (MMIs). [3] Review the types of medical school interviews so you know what to expect. There are thousands of possible questions that they can ask you, so make sure you are fully prepared!

The medical school application process has many components to keep in order, but with diligence you’ll reach your end goal! Many medical schools use rolling admissions, and the AMCAS applicant guide lays out each year’s submission dates and policies, so it’s important to stay on schedule. [4] The sooner you finish each phase, the better your chance of admission. Create a work timeline, stay organized, and the time and effort should pay off in the long run!

Medical School Application Process Timeline

Knowing the three phases is only half the picture. The other half is timing, because each phase depends on the one before it. Here is how a typical application year unfolds for students applying to start medical school the following fall.

  • January to April: Finalize your school list, ask recommenders for letters, draft your personal statement, and take the MCAT if you have not already.
  • Early May: AMCAS typically opens, so you can start entering coursework, activities, and essays.
  • Late May or early June: The first submission day usually arrives. Aim to submit in the first few weeks, while schools still have the most interview spots available. See our guide on when to submit your medical school application.
  • June to September: AMCAS verification can take six to eight weeks during peak season, so early submitters reach schools sooner.
  • Late June to September: Secondaries arrive. Our medical school secondaries timeline explains how to pace them.
  • Late summer to spring: Interview invitations and interviews take place, followed by admissions decisions.

How to Stay on Schedule

Build a simple tracker with every school on your list, its secondary deadline, the date you returned each secondary, and any interview dates. Pre-write answers to the most common secondary prompts in May, before your primary is verified, so you can return each school’s questions within about two weeks. Keep your letter writers informed of your submission date, and check your application portal regularly for missing items.

If you are applying to osteopathic programs through AACOMAS or to public Texas medical schools through TMDSAS, add those dates to the same tracker. Many applicants use more than one service, and each has its own requirements and deadlines.

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Frequently Asked Questions

When should I submit my primary application?

Aim to submit in the first few weeks after AMCAS submission opens in late May or early June. Many schools review applications on a rolling basis, so submitting early gives you access to more interview spots.

Do secondaries mean schools are interested in me?

Not necessarily. Many schools send secondaries to most or all applicants, but a quick, thoughtful response still shows genuine interest in the program.

How important is the personal statement?

It is one of the most important parts of the primary application. In 5,300 characters, including spaces, it shows your motivation for medicine and your character beyond grades and scores.

What interview format should I expect?

Schools may use traditional one-on-one interviews, multiple mini interviews (MMIs), or a mix of both. Research each program’s approach and practice with mock interviews before you go.

How long does the medical school application process take?

From opening AMCAS in May to receiving decisions, the process usually takes about a year. Planning your MCAT, letters, and personal statement before applications open keeps each phase on track.

Sources

  1. Columbia University Irving Medical Center. (2025, July 2). 6 reasons to take a gap year before applying to medical school. https://www.ihn.cuimc.columbia.edu/news/6-six-reasons-take-gap-year-applying-medical-school
  2. Association of American Medical Colleges. (n.d.). Timeline: Application and admission to medical school. https://students-residents.aamc.org/applying-medical-school/timeline-application-and-admission-medical-school
  3. Dartmouth Health. (n.d.). Multiple Mini Interviews (MMI). https://hpp.dartmouth.edu/application-process/interview-process/multiple-mini-interviews-mmi
  4. Association of American Medical Colleges. (n.d.). 2027 AMCAS applicant guide. https://students-residents.aamc.org/applying-medical-school-amcas/publication/2027-amcas-applicant-guide

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