5 Things to Know Before Getting a Second Opinion in Japan
- 杏美 株式会社

- Aug 3
- 3 min read
When facing an important medical decision, it's natural to wonder:
"Is this diagnosis or treatment plan really the best option for me?"
If you've ever had that thought, a second opinion may help.
A second opinion allows you to consult another physician and receive an independent medical opinion before making decisions about your treatment. It can provide reassurance, additional treatment options, or a different perspective on your condition.
If you're considering getting a second opinion in Japan, here are five important things you should know before getting started.
💰 1. Consultation Fees May Differ for International Patients
Some hospitals in Japan have separate fee structures for international patients.
These fees may include additional costs for language support, international patient services, or administrative procedures.
💡 Tip: Always confirm the consultation fee before making an appointment to avoid unexpected expenses.
🪪 2. Japanese Health Insurance May Reduce Your Costs
If you are enrolled in Japan's National Health Insurance (NHI) or Employee Health Insurance, some hospitals may charge you the same consultation fee as Japanese residents.
However, each hospital has its own policies, so it's important to confirm this in advance.
📄 3. A Referral Letter Is Usually Required
Unlike a regular outpatient visit, you generally cannot simply walk into a hospital for a second opinion.
Most hospitals require you to obtain a referral letter (medical information report) from your current physician.
In many cases, the hospital will also ask you to submit the referral letter by mail or fax before your appointment can be scheduled.
Preparing these documents in advance will help ensure a smoother application process.
🏥 4. Large Hospitals Usually Handle Second Opinion Appointments Through Their Medical Liaison Office
University hospitals and large medical centers in Japan typically have a dedicated Medical Liaison Office that coordinates second opinion consultations.
Rather than contacting the outpatient department directly, you should first reach out to the Medical Liaison Office to learn about:
📋 Application requirements
📄 Required documents
📅 Appointment availability
💰 Consultation fees
Following the correct procedure can save you time and prevent delays.
⏳ 5. Plan Ahead
Getting a second opinion is not always a quick process.
Hospitals often need time to:
Review your referral letter
Review your medical records
Coordinate the specialist's schedule
As a result, securing an appointment may take one week or longer.
If you're hoping to be seen by a specific date, we recommend starting the process as early as possible.
📋 What You Need to Know About Referral Letters
Many patients think:
"I have my referral letter, so I'm ready!"
Unfortunately, that's not always the case.
A referral letter may not be accepted if certain requirements are not met.
Here are a few common issues to watch out for.
❌ The Referral Is Addressed to the Wrong Hospital or Doctor
Always check that the referral letter is addressed to the correct hospital and physician.
If the hospital or doctor's name is incorrect, the hospital may not be able to accept your referral.
✅ Verify the recipient information before your appointment.
❌ The Envelope Has Been Opened
Many hospitals require referral letters to remain sealed until they are submitted.
If the envelope has already been opened, you may be asked to obtain a new referral letter from your physician.
To avoid delays, keep the envelope sealed until you hand it to the hospital.
📧 Can I Send My Referral Letter by Email?
In most cases, the answer is no.
Many hospitals and clinics in Japan do not accept referral letters by email.
This is primarily due to strict policies regarding:
🔒 Patient privacy
🔒 Personal information protection
🔒 Information security
Instead, hospitals usually request referral letters to be submitted by one of the following methods:
📮 Accepted Submission Methods
Fax
Postal mail
In person
Always confirm the hospital's preferred submission method before sending your documents.
✅ Tips for Bringing Your Referral Letter
To avoid unnecessary problems, remember these simple tips:
📂 Keep the envelope sealed until you submit it.
🏥 Double-check the hospital and doctor's name.
📌 Store the referral letter safely to avoid damage or loss.
💡 Before scheduling your second opinion consultation, contact the hospital to confirm its application process and document requirements.
🌏 Need Help Getting a Second Opinion in Japan?
Navigating Japan's healthcare system can be challenging, especially if you are unfamiliar with the language or hospital procedures.
Medilator provides comprehensive support for international patients seeking medical care in Japan.
Our services include:
🏥 Hospital recommendations
📅 Second opinion appointment support
🗣️ Professional medical interpretation (online and in person)
📄 Assistance with medical documents
✈️ Support throughout your stay in Japan
Our experienced medical interpreters and support team are here to help you every step of your medical journey.
If you're considering getting a second opinion in Japan, we'd be happy to assist you.
📞 Contact Us
Medilator - Ambi Inc. -
Helping international patients access high-quality medical care in Japan with confidence.





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