About John Gleason, MD
John Gleason, MD, a family medicine physician at Endeavor Health, provides primary care for individuals across all ages and life stages. He has cared for families in Sandwich, Illinois, for more than 30 years and values continuity and connection. Dr. Gleason works closely with patients to help them understand their care options and make informed decisions that support long-term health.
My endeavor
My endeavor is to bring calm, peace and comfort when possible for my patients and in all the places that I am present.
Care philosophy
I start by listening. I help patients understand what to expect and what decisions they may face, so they can choose a care plan that fits their needs.
Overview
- Gender Male
Procedures performed (1)
- Skin lesion removals
Endeavor Health Medical Group
1 E. County Line Rd.
Sandwich, IL 60548-2178
Sandwich, IL 60548-2178
Medical School
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1988Southern Illinois University
Residencies
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1991UChicago Medicine AdventHealth Hinsdale
Board certifications
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1991Geriatric MedicineAmerican Board of Family Medicine
Reviews (66)
January 13, 2026
Dr Gleason and all the staff do an outstanding job
December 28, 2025
Professional and attentive to my concerns.
December 24, 2025
Been using Sandwich Family Practice since 1995 and have no reason to look elsewhere.
December 18, 2025
Dr. Gleason is very patient with me, listens and does his best to help.
December 18, 2025
Dr. Gleason is the best. He listens well and always does his best to help.
December 3, 2025
Very friendly staff that care about your needs. Doctor Gleason takes time to ask about your needs and cares very deeply about your well being. He is the best.
November 19, 2025
Dr Gleason and his staff have been so wonderful to myself and my family
November 16, 2025
Like dealing with an old friend
November 10, 2025
Felt very comfortable
October 29, 2025
Very supportive, caring and understanding.
October 22, 2025
Dr Gleason listens to you and lets you make your final decision.
October 20, 2025
Dr Gleason is a great doctor. I've moved for my job many times over the years and doctor Gleason is one of the best.
October 19, 2025
I feel like I was listened to and was heard,
October 14, 2025
Dr. Gleason is one of the best doctors I have ever had. His kindness and friendliness are outstanding! My husband and I are seniors and Dr. Gleason takes his time to find out how we are doing. We never feel rushed or "just another number". He truly cares about his patients!
September 29, 2025
Dr. Gleason is caring & takes time, explains details & answers any questions.
September 22, 2025
Have never had better service that at the offices here
September 9, 2025
Very outstanding
August 27, 2025
Excellent! Takes the time to listen to everything I asked about and was able to answer my questions.
August 26, 2025
Endeavor Health is great. Everyone is very professional and courteous.
August 20, 2025
Very prompt and efficient care. Doctor Gleason listened well to my issues and concerns and provided excellent care.
August 13, 2025
Dr. Gleason is a very caring person.
August 9, 2025
Explaned everythking very well
July 30, 2025
Have always been totally happy with my visits with Dr. Gleason.
July 26, 2025
Dr. John Gleason is the finest doctor I have had the pleasure of dealing. He is professional, courteous, and concerned about your well-being, and takes time necessary to note your concerns!
July 16, 2025
Dr Gleason is a very caring physician who listens to every concern I had.
July 16, 2025
Everyone there is very professional everyone cares about you and I highly recommend them
July 11, 2025
Dr.Gleason has always Intently listened to me and provided me with great care!
June 25, 2025
All of them listen and explain things well. Dr Gleason remembers you and is always thoughtful and interested in you.
June 24, 2025
Dr Gleason and the entire staff at the Sandwich IL location are ALL top notch. Kind, caring, professional and efficient. I trust them with my healthcare 100%.
June 24, 2025
I feel very comfortable with Dr. Gleason
June 15, 2025
Always feel welcomed here and staff is great
June 13, 2025
Doctor Gleason is a very compassionate and knowledgeable physician. I would recommend him to anyone.
June 4, 2025
Dr Gleason and his staff are extremely caring and professional. Such wonderful people to have as a primary care physician.
May 23, 2025
Dr. John Gleason is the very best doctor I have ever had. He takes his time with me and explains everything.
May 18, 2025
He is very caring. Listens to you. Asks questions of your ailments or follow-up appointments
May 14, 2025
Everyone there are wonderful
May 7, 2025
Excellent dr
April 3, 2025
Dr John Gleason is the best. Kind, understanding, listens to the patient
March 25, 2025
Friendly, professional, caring!
March 12, 2025
Dr. Gleason is very thorough and easy to understand. He has an excellent, friendly communication process
March 12, 2025
Great staff
March 7, 2025
Dr Gleason and staff are always top notch and professional!
March 7, 2025
Dr. Gleason is on the ball, brilliant Doctor whose kindness and caring always shine through. I am very lucky to have an understanding and amazing Doctor like him.
March 4, 2025
Dr. Gleason cares about his patients.
March 4, 2025
Dr. Gleason is the best! I've moved away from Sandwich, but I'm willing to drive 2 hours to see him still. The front desk staff is pleasant and welcoming - I check in online, pay my co-pay online, and sign all of the papers online so I am ready for my visit.
March 1, 2025
The nurse was excellent and did a great job with vitals and all the pre doctor information. Dr. Gleason was very thourgh. We came up with a successful treatment plan.
February 21, 2025
Dr. Gleason is a very knowledgeable and caring doctor. I would recommended him to anyone.
February 20, 2025
Dr Gleason is always concerned ,takes his time with patients , and has always given me great care !
February 18, 2025
Always make you feel cared for and comfortable
February 14, 2025
Very polite and caring
February 12, 2025
Very concerned and helpful I trust his knowledge.
February 8, 2025
Great help
February 7, 2025
Excellent...Dr. Gleason exemplified excellent bed side manner.
February 5, 2025
Wonderful, listening staff!
February 4, 2025
Dr. Gleason has always provided my family excellent care. He is compassionate, understanding and takes time with each patient. Unlike other doctors, we NEVER feel that we are just a number. I have recommended family and friends to Dr. Gleason. I can't say enough to express my gratitude to him!
February 2, 2025
Fantastic
January 18, 2025
Dr Gleason and his staff are always courteous and professional. But friendly enough to make you feel welcome.
January 16, 2025
Very kind and thorough. Highly recommend Dr. Gleason.
January 11, 2025
Dr Gleason is awesome.
January 9, 2025
He's the best!!
January 8, 2025
Great Dr. Nurse and entire staff. Very caring professionals
January 7, 2025
Through, good listener, great Doctor.
November 28, 2024
Another great visit
November 23, 2024
Dr. Gleason genuinely cares about his patients.
August 29, 2024
This care provider is very very good.
August 28, 2024
Dr Gleason is always cheeeful, compassionate and explains any questions I have very well. I can tell he really loves his career. I love having a doctor for my children thag genuinely cares.
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