Doctor Letter Format Samples for Work, Travel, Medical & Legal Use

Whether you’re requesting time off, submitting proof for travel, or providing health clearance, the proper doctor letter format can make all the difference. These letters act as formal medical documents and are often required by employers, schools, embassies, or legal entities. In this blog, you’ll find professionally written doctor letter templates that cover real-world situations—sick leave, fitness certificates, medical clearance, and more. Each sample is simple, compliant, and ready to use. Let’s help you get it right the first time.

Doctor Letter Format for Sick Leave (Employee)

Subject: Medical Sick Leave Certificate

To Whom It May Concern,

This is to certify that _______________ [Patient’s Full Name], employed at [Company Name], was examined at our clinic on __________ [Date].

The patient has been diagnosed with [Medical Condition, optional] and is advised to rest from __________ [Start Date] to __________ [End Date]. They are unfit to attend work during this period.

This letter is issued upon the patient’s request for official sick leave.

Sincerely,

Dr. _______________ [Doctor’s Full Name]
_______________ [Medical Registration Number]
_______________ [Hospital/Clinic Name]
_______________ [Contact Details]
_______________ [Signature & Stamp]

Doctor Letter for School Sick Leave (Student)

Subject: Medical Leave for School Absence

Dear _______________ [Principal/Teacher’s Name],

This letter confirms that _______________ [Student Name], a student of __________ [Grade/Class], visited my clinic on __________ [Date] due to _______________ [Brief Illness Description].

They have been advised to rest from school between __________ [Start Date] and __________ [End Date]. They may resume normal academic activities after this period.

Issued for school leave documentation.

Best regards,

Dr. _______________ [Name]
_______________ [Medical License Number]
_______________ [Clinic Name & Address]
_______________ [Contact Info]

Doctor’s Letter for Travel (Fitness to Fly)

Subject: Fit-to-Travel Certificate

To Whom It May Concern,

This letter certifies that _______________ [Patient Name], age __________ [XX], is under my care and was evaluated on __________ [Date].

They are medically fit to travel by air on __________ [Travel Date], including long distance international travel. No contraindications were found at the time of evaluation.

This certificate is issued upon the patient’s request for travel clearance.

Sincerely,

Dr. _______________ [Full Name]
_______________ [Specialty]
_______________ [License Number]
_______________ [Medical Center Name]
_______________ [Phone/Email]
_______________ [Stamp & Signature]

Doctor Letter Format for Medical Fitness (Employment or Sports)

Subject: Medical Fitness Certificate

To Whom It May Concern,

I hereby certify that _______________ [Name], age _____ [XX], was examined on __________ [Date] at _______________ [Facility Name].

Following a complete medical evaluation, _____ [he/she/they] has been found physically and mentally fit for _______________ [mention purpose: employment, sports, etc.].

This certificate is issued at the request of the individual for official use.

Sincerely,

Dr. _______________ [Full Name]
_______________ [Specialization]
_______________ [Clinic/Hospital Name]
_______________ [License/Registration No.]
_______________ [Signature & Stamp]

Doctor Letter Format for Medical Treatment Proof (For Visa or Insurance)

Subject: Medical Treatment Confirmation

To: [Embassy/Insurance Provider Name]

This is to confirm that _______________ [Patient Name], born on __________ [DOB], has been under my medical supervision for the treatment of _______________ [Medical Condition] since __________ [Start Date].

The patient requires continuous treatment until _________ [Expected Date] and may be unable to travel or work full-time.

This letter is issued for submission to _______________ [embassy/insurance provider] as part of their official documentation process.

Sincerely,

Dr. _______________ [Full Name]
_______________ [Medical Specialty]
_______________ [Facility Name]
_______________ [Contact Info]
_______________ [Signature & Clinic Seal]

Doctor Letter Format for Light Duty or Return to Work Restriction

Subject: Limited Duty Medical Note

Dear _______________ [HR/Employer’s Name],

This is to notify you that _______________ [Patient Name] is under my care and has recently recovered from _______________ [Condition or Procedure].

As of _______ [Return Date], they may return to work but are advised to avoid _______________ [list physical tasks or limitations] for the next _______________ [Time Frame].

A follow-up is scheduled on __________ [Next Appointment Date].

Respectfully,

Dr. _______________ [Full Name]
_______________ [Specialty]
_______________ [Clinic Name]
_______________ [Phone / Email]
_______________ [License No. & Signature]

Doctor Letter for Emotional Support Animal (ESA)

Subject: Emotional Support Animal (ESA) Recommendation

To Whom It May Concern,

I am a licensed mental health professional treating _______________ [Patient’s Full Name]. Based on a comprehensive evaluation, I recommend that the patient benefits from the companionship of an emotional support animal (ESA) to help manage _______________ [Conditions like anxiety, PTSD, depression, etc.].

The presence of this animal is essential for the patient’s emotional well-being and daily functioning.

Sincerely,

Dr. _______________ [Full Name], [Degree]
_______________ [License Type & Number]
_______________ [Contact Details]
_______________ [Signature]

Doctor Letter for Medical Exemption (Face Mask, Vaccine, etc.)

Subject: Medical Exemption Certificate

To Whom It May Concern,

This letter confirms that _______________ [Patient Name] is under my care and, due to medical reasons, is exempt from _______________ [Wearing a mask / Taking a vaccine / Participating in a physical activity].

This exemption is based on a detailed medical assessment and is recommended until further notice.

Sincerely,

Dr. _______________ [Full Name]
_______________ [Medical Registration Number]
_______________ [Hospital/Clinic Name]
_______________ [Phone / Email]
_______________ [Signature & Stamp]