Each year during the US residency match season, thousands of applicants wonder the same thing:
“Should I send a Letter of Interest to residency programs?”
Or “How to write a strong Letter of Interest?”
If you’ve already submitted your ERAS application and haven’t received many interview invitations, or you want to express genuine enthusiasm to your top-choice programs, then yes, a well-written Letter of Interest (LOI) makes a real difference.
This blog breaks down how to write a letter of interest for residency, when to send it, what to include, what mistakes to avoid, and how IMGs can use it strategically to boost their chances of getting interview calls.
What is a Letter of Interest for Residency Programs ?
A Letter of Interest is a short, professional, and personalized communication sent to a residency program director or program coordinator after your ERAS application has been submitted.
It’s your way of saying that I am truly interested in your program, and I believe I would be a great fit for your program.
Unlike a Letter of Intent (which you send after interviews to your top choice to show interest and increase your chances in the ROL), a Letter of Interest is sent before or during interview season, often to programs you haven’t heard back from yet.
For International Medical Graduates, a well-crafted letter can be a valuable tool to get noticed among hundreds of applications.
Why Sending a Letter of Interest Matter
In a highly competitive residency match season, even strong applicants often get lost in the volume of ERAS submissions. Many programs receive over 3,000 applications for fewer than 100 interview slots, making it nearly impossible for program directors to personally notice every qualified candidate.
A Letter of Interest is a strategic communication tool that can help you stand out, humanize your profile, and sometimes even get you an interview invitation.
1. It Brings Your Application Back into Focus
Program directors often review applications in multiple rounds. After the initial screening, some strong profiles fall into the “possible interview” pile and remain there simply because they weren’t re-examined.
A Letter of Interest serves as a professional nudge, reminding the program of your enthusiasm and prompting them to take another look at your ERAS file.
2. It Humanizes You Beyond Scores and Documents
Residency selection isn’t only about Step scores or medical school rankings. Directors and faculty look for individuals who fit their program culture, show maturity, and communicate effectively.
A thoughtful LOI allows you to express the human side of your journey, including your passion for the specialty, commitment to lifelong learning, and connection to the program’s mission.
3. It Strengthens Your Geographic or Program Fit
Residency programs value candidates who are likely to stay and thrive within their environment. If you have geographic ties, prior rotations, family connections, or a genuine desire to serve the community, mentioning that in your LOI adds weight to your application.
When Should You Send a Letter of Interest?
Timing is key. Here’s how to approach it strategically:
- Late September to October: After submitting ERAS, send LOIs to a few top programs you’re most passionate about.
- November to January (Interview Season): Send letters to programs where you haven’t received interview invites or where you have a strong geographic or personal connection.
- Post-interview (Optional): You can send a short follow-up thanking them for the opportunity and reaffirming interest just don’t confuse it with a Letter of Intent.
Remember: Sending too many letters or mass emails can backfire. Focus on quality, personalization, and genuine connection.
How Program Directors View Letters of Interest
From a Program Director’s perspective, a Letter of Interest is more than just an expression of enthusiasm, it’s a reflection of your professional maturity, communication skills, and motivation to join their residency community.
Residency programs receive hundreds of similar applications, often with comparable USMLE scores and credentials. What helps one applicant stand out is how well they communicate genuine interest and alignment with the program’s values. A thoughtful LOI can show that you’ve taken the time to understand what makes that program unique.
Here’s what Program Directors often assess when reading a Letter of Interest:
- Professionalism: Is the tone polite, concise, and respectful? Well-written letters show that the applicant communicates effectively, a skill essential in patient care and teamwork.
- Motivation: Does the letter demonstrate sincere enthusiasm for their program, not just any program? Directors can quickly recognize generic or copy-paste content.
- Fit and Insight: Does the applicant mention specific aspects of the curriculum, faculty, or mission that align with their goals? Specificity signals true engagement and preparation.
- Communication Style: Clarity, organization, and language reflect how you might interact as a future resident, both in clinical settings and within the team culture.
In essence, Program Directors view the Letter of Interest as a snapshot of who you are beyond your CV, a chance to evaluate your readiness, curiosity, and fit within their residency family.
How to write a Letter of Interest?
Your residency letter of interest should be concise, sincere, and well-structured. Think of it as a short professional pitch, and your chance to reintroduce yourself and explain why their program should consider you. Avoid copy-paste language. Be specific.
Include:
- Unique program strengths that attract you (curriculum, subspecialty exposure, community service, diversity, mentorship culture, or academic focus).
- Geographic or personal connection (family nearby, past rotations in the area, or familiarity with the patient population).
- How your experiences align with what the program offers.
What Makes a Letter of Interest Effective
The most successful letters of interest for residency programs have three essential qualities:
- Authenticity
Program Directors can sense when you’re writing from a template. Keep your tone natural and genuine.
- Alignment
Show clearly how your experiences, values, or goals align with the program’s philosophy.
- Professionalism
Check for formatting, grammar, and flow. Polished communication reflects your readiness for residency life.
Common Mistakes to Avoid
Even one mistake can undermine your effort. Be mindful of these pitfalls:
- Sending the same letter to every program.
- Begging or using overly emotional language.
- Exaggerating interest or making unrealistic promises (e.g., “I’ll rank your program #1”).
- Poor grammar, typing errors, or incorrect program names.
- Writing a letter that’s too long (keep it within one page or a concise email).
Here is a sample letter of interest (For guidance only)
Disclaimer for Applicants
At IMG Helping Hands, we encourage every applicant to use the sample letters only as a guide.
- Do not copy or paste this letter directly into your ERAS or email.
- This sample is meant to demonstrate structure, tone, and flow, and not to serve as a universal template.
- Residency programs value authenticity. Use your own experiences, voice, and reasons for interest to craft a letter that genuinely represents who you are.
- You may follow the structure and sections but make sure to rewrite each part in a way that reflects your clinical journey, specialty motivation, and unique connection with the program.
Remember, a well-written Letter of Interest stands out only when it is personalized, specific, and true to you.
Subject: Letter of Interest – Internal Medicine Residency
Hello Dr. [Program Director’s Last Name],
I hope this message finds you well.
My name is [Your Name], and I am a medical graduate who recently applied to the Family Medicine Residency Program at [Hospital/Institution Name]. After reviewing your program’s value and learning about your program’s patient-centered approach and strong mentorship structure, I wanted to express my sincere interest in joining your team.
During my clinical internship at a tertiary care hospital [hospital name] in Chicago, Illinois, I had the opportunity to work closely with interdisciplinary teams managing complex inpatient cases. The experience not only deepened my clinical reasoning but also strengthened my ability to collaborate effectively across specialties, a skill I recognize as essential in family medicine.
Your program’s emphasis on resident well-being, continuity clinics, and commitment to serving a diverse patient population aligns perfectly with my professional goals. I am particularly drawn to the way [Program Name] integrates evidence-based care with community service, ensuring that residents grow not only as clinicians but as advocates for equitable healthcare. I believe these align closely with my goals of becoming a compassionate, well-rounded internist capable of contributing both clinically and academically.
I would be truly honored to be considered for an interview at your program. I am confident that my clinical experiences, adaptability, and teamwork-oriented mindset would allow me to contribute meaningfully to your residency.
Thank you very much for taking the time to review my application and this letter. I would be truly honored to have the opportunity to interview and share how my experiences and goals align with the [Program Name].
Warm regards,
[Your Full Name, MBBS/MD]
AAMC ID: [Your ID]
Email: [Your Email]
Phone: [Your Number]
Good luck with the Match!
About IMG Helping Hands
At IMG Helping Hands, we mentor and guide IMGs through every stage of the residency journey, from Research and Clinical Rotations to ERAS CV and Personal Statement writing, and to Residency Interview Preparation.
If you need help, reach out to our team.
Email: admin@imghelpinghands.com
WhatsApp: +1 (914) 424 8043
Frequently Asked Questions
1. Can I send a Letter of Interest before getting any interviews?
Yes. Many applicants send one shortly after ERAS submission to programs they’re particularly interested in.
2. Who should I address it to?
Ideally, the Program Director. If unavailable, the Program Coordinator is acceptable.
3. Should IMGs send Letters of Interest?
Absolutely. For IMGs, it’s an excellent way to demonstrate initiative, communication skills, and cultural alignment with U.S. residency programs.
4. Can it help me get an interview?
While not guaranteed, it can prompt a re-review of your application, especially if your profile aligns well with the program’s needs.
5. What’s the difference between a Letter of Interest and a Letter of Intent?
- Letter of Interest: Sent before interviews to show enthusiasm.
- Letter of Intent: Sent after interviews to your top choice programs. It shows your interest in a rank order list.


