About John Sultan, MD
John M. Sultan, MD, an internal medicine physician at Endeavor Health, provides primary care for adults with an emphasis on integrative medicine. He combines conventional treatments with evidence-based complementary approaches to support patients’ overall health and long-term wellbeing.
Overview
- Gender Male
Endeavor Health Medical Group
1777 Green Bay Rd., Suite 201
Highland Park, IL 60035-3109
Highland Park, IL 60035-3109
Medical School
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1981University of Chicago
Residencies
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1984Internal MedicineMichael Reese/University of Chicago
Board certifications
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1984Internal MedicineAmerican Board of Internal Medicine
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1994Geriatric MedicineAmerican Board of Medical Genetics
Reviews (157)
January 31, 2026
John Sultan is the best!He is thorough, patient, professional and kind
January 31, 2026
John Sultan is the best doctor The office is just ok
January 31, 2026
Dr. Sultan is a singularly unique physician. Knowledgeable, caring , patient, thorough.
January 22, 2026
Dr sultan is great
January 20, 2026
Dr. Sultan -- outstanding care.
January 15, 2026
Dr. Sultan is an old fashioned doctor who listens to you and is thorough. He takes time to be with the patient and answer any questions. Gold star example of what a doctor should be like.
January 11, 2026
Dr Sultan is the best!
January 10, 2026
Dr Sultan is excellent. Endeavor is disappointing run too much like a business. List the personal touch
January 10, 2026
Truly concerned and interested
January 8, 2026
Absolutely the best. Knowledgeable, kind, professional, thorough and excellent bedside manner.
January 6, 2026
Dr. Sultan provided me with the best care possible!
January 4, 2026
Dr. Sultan is a wonderful clinician. He takes a complete history, performs a very thorough examination and carefully explains about what he has determined to be problems. He describes a plan to test and treat problems. He is kind, compassionate and very generous with his time.
January 3, 2026
Caring, thorough, listens, answers questions, knowledgeable. Like the fact that Dr. Sultan knows me well after having been a patient of his for at least 40 years - whenever he started to practice even before joining Endeavor.
January 2, 2026
Dr Sultan was excellent! He really cares about his patients. He's a true professional! I will not go to another Doctor.
December 28, 2025
He's excellent! Always very prompt. Very professional as well.
December 25, 2025
Always the finest
December 24, 2025
Dr. Sultan is a fantastic doctor. He listens and is committed to his patients.
December 22, 2025
Dr Sultan is terrific
December 20, 2025
Dr. John Sultan is the best! He is kind, patient, a great listener, and a thoughtful man. He is also a wonderful, knowledgeable doctor.
December 20, 2025
He is patient and a good listener
December 20, 2025
Dr. Sultan -- None Better
December 10, 2025
Dr Sultan is wonderful. Very caring and thorough
December 10, 2025
Dr. Sultan is above and beyond a true professional and very caring physician for his Patients. He deserves an 11 out of 10
December 5, 2025
Dr. Sultan is wonderful, very kind, good listener, and provides good information to my questions.
December 5, 2025
Dr Sultan is a competent, experienced, attentive, responsive, caring, patient, and thorough physician. I've been a patient for many years. He's the best!
December 3, 2025
Dr. Sultan is great. Been seeing him for close to 30 years.
November 28, 2025
Dr . Sultan is a wonderful primary care physician . He always listens and you never feel rushed when you are at your appointment.
November 25, 2025
Dr Sultan and [...] were great and coordinated with each other to always respond promptly to any of my questions and make sure my visits were thorough and efficient
November 25, 2025
Superb Physician
November 21, 2025
Long-time patient of Dr. Sultan. Always receive great care.
November 21, 2025
Excellent care
November 20, 2025
Very professional, well manner
November 15, 2025
Excellent in every way.
November 12, 2025
Excellent
November 10, 2025
John Sultan is a wonderful doctor!!!
November 9, 2025
Caring. Understanding. Thorough.
November 8, 2025
Dr. Sultan is the Best!
November 6, 2025
Listens understands discussions related to my issues
November 5, 2025
Dr sultan is fantastic
November 3, 2025
Always concerned and knowledgeable
November 3, 2025
Dr. Sultan is the most competent and compassionate primary physician I have ever had. He is responsive to all my queries and shows genuine concern for my wellbeing.
November 1, 2025
Dr. Sultan is patient and willing to answer all my questions.
October 30, 2025
Dr Sultan is GREAT!
October 28, 2025
Dr Sultan is great, Endevor Health's filters to get a doctor is difficult
October 23, 2025
I appreciate the wonderful care I receive, every time I see D. Sultan. He is an extremely competent and compassionate Doctor
October 23, 2025
Dr John Sultan is top notch in EVERY way. He truly listens to everything I have to say. He recommends exactly what I have to do and ALYWAYS has wonderful recommends top specialty doctors. Dr Sultan's is always upbeat and gentle. I cannot say enough good things about him.
October 16, 2025
Fantastic.
October 15, 2025
As always, Dr. Sultan took the time I needed
October 10, 2025
John Sultan is one-of-kind.. A gift to his patients and to medicine. I am privileged to have him as my Dr snd I know it!
October 10, 2025
Dr. Sultan is a wonderful doctor. He is always thorough, conscientious, professional and caring. I am glad that he is my doctor.
October 4, 2025
Dr Sultan is an amazing doctor. He has taken wonderful care of me and my mama long ago.
October 2, 2025
Dr. Sultan is very patient and caring and takes the time to listen
October 2, 2025
Dr.Sultan is kind and considerate. His office always responds with speed and concern
September 29, 2025
Super
September 20, 2025
John Salton is an outstanding physician. He was thorough, compassionate.
September 16, 2025
Everything went good
September 11, 2025
Dr Sultan is a dream come true, as a doctor. Caring, Concerned and so likable. He spends the time with you in a very calm way and the entire experience of going to a doctor is positive. Thank YOU Dr. SUltan!
September 9, 2025
Great physician!!!!!!!!!!!!!!!!!!!
September 4, 2025
I have been with Dr. John Sultan for over 40 years. That statement alone says everything!!! Finest Dr. I have ever seen
August 31, 2025
Excellent as always. Known him many years
August 28, 2025
Excellent, thorough perfect explanations
August 26, 2025
Dr Sultan is the best! He looks after my whole family. He is kind, knowledgeable,understanding, and always puts me at ease.
August 26, 2025
EXCELLENT! EXCELLENT!EXCELLENT! What more needs saying?
August 24, 2025
Dr Sultan has been my doctor for many many years. He knows me and listens to what I say and the questions and concerns that I express.
August 16, 2025
Dr Sultan is ver patient and answers all your questions. You never feel rushed and explains things so you understand them.
August 15, 2025
He is an outstanding Dr. He is very thorough. He answers all my questions.
August 12, 2025
One of a kind, thorough, caring, none better.
August 7, 2025
Very fortunate to have one of the best Doctors and staff in the field. I appreciate them immensely.
August 5, 2025
Dr Sultan is GREAT
August 5, 2025
Dr Sultan is very professional, and very understanding, and kind and a very good listener. He has been my Dr. For a long time and I am always better because of my visits with him.
August 2, 2025
John Sultan is excellent
August 1, 2025
They were excellent
July 31, 2025
Dr. Sultan is a very kind, knowledgeable, and compassionate doctor. He responds very quickly to all queries posted on Endeavor's website
July 31, 2025
We gat absolutely wonderful care from Dr Sultan.
July 29, 2025
He's awesome
July 29, 2025
Dr. Sultan has been my doctor for 35 years. He is knowledgeable, kind and a great MD.
July 27, 2025
John Sultan is the best PCP around. I have been going to him for over 40 years. Caring, Knowledgeable, thoughtful, a fantastic Doctor and better human being.
July 24, 2025
Dr.Sultan is a 10+
July 24, 2025
Excellent Doctor, very thorough, and very very knowledgeable
July 23, 2025
Thorough and caring doctor
July 21, 2025
Dr Sultan is the Best
July 21, 2025
Caring, efficient, knowledgeable, gentle and a very sharp dresser !
July 13, 2025
Listens and explains questions very well that we have.
July 12, 2025
Dr. Sultan is thorough and takes the time to answer any questions.
July 1, 2025
He's very patient centered and a great dr
July 1, 2025
Wonderful
June 29, 2025
John Sultan has taken excellent care of me for many years. He also took excellent care of my mother!
June 26, 2025
Caring and thorough
June 24, 2025
The best!!
June 23, 2025
Dr.Sultan is my favorite doctor. He asks you questions & explains everything very well.
June 21, 2025
Dr. Sultan is very approachable and willing to discuss any medical issue I might have. In other words he has a excellent bedside manner. The wellness appointment never feels rushed.
June 18, 2025
I feel so fortunate to be seeing Dr. Sultan and working with such an excellent group of people. Cannot remember the last Doctor I saw who was this thorough... As well as kind and exceedingly helpful!
June 18, 2025
Dr Sultan is a concerned, thorough physician.I greatly appreciate his care & concern
June 7, 2025
Dr. Sultan is the best doctor I have seen since I started going to this practice (Ravinia Associates) in the 1960's.
June 5, 2025
Awesome
June 5, 2025
Dr Sultan is an outstanding physician
June 3, 2025
Dr Sultan takes his time. I know doctors are busy but I don't feel he is rushing through our appointment. I felt he heard me when we discussed my medical concerns.
June 2, 2025
I am a long-time patient of Dr. Sultan and I think very highly of him.
May 31, 2025
Dr. John Sultan is the best doctor I have ever experienced in my whole life.
May 29, 2025
Dr Sultan is exceptional! Extremely thorough in his evaluation and explanations and always very kind.
May 22, 2025
Dr. John Sultan. Wonderful physician ... Caring and efficient
May 17, 2025
Excellent
May 13, 2025
Excellent!
May 6, 2025
Dr Sultan is very thorough and has a great bedside manner and always available if we need to reach him. My family has been going to Dr. Sultan for a long time.
May 4, 2025
Dr Sultan is very caring and interested in providing good, and thorough care.
April 29, 2025
Care is good but we haven't always been informed.
April 28, 2025
Dr. Sultan is compassionate and listens to his patients.
April 27, 2025
Excellent doctor
April 22, 2025
Good communication/detail..knowledgeable .nice
April 20, 2025
Dr. Sultan is an outstanding physician. A fantastic diagnostician, a great listener, communicates extremely well and truly cares for his patients. Get more like him on your staff.
April 20, 2025
Concerned, caring, knowledgeable, friendly, professional.
April 19, 2025
Super They are all great. Dr. Sultan Is just great.
April 19, 2025
Dr. Sultan is always thorough, professional, and caring. He patiently listens to concerns and answers questions.
April 19, 2025
Thorough and caring
April 15, 2025
Very kind, experienced doctor. Does not make you feel rushed, however busy he may be.
April 13, 2025
Outstanding physician
April 12, 2025
Dr. Sultan has always been a considerate doctor and always listens
April 12, 2025
Dr. Sultan is a wonderful internist, primary care provider, and concerned and compassionate physician.He listens extremely well, asks excellent insightful questions, performs the most thorough examination I've had, and always has reasonable diagnoses, ideas, plans and treatment.
April 11, 2025
Dr. Sultan is very thorough and takes the time needed to answer all questions.
April 5, 2025
Dr Sultan is wonderful . Very caring and a very good Dr.
April 5, 2025
Grateful to be in his practice
April 5, 2025
I thought that my appointment was very thorough and didnt have to wait.
April 3, 2025
Always answered all my concerns.
April 1, 2025
Caring and thorough
March 31, 2025
A very positive experience
March 31, 2025
John Sultan has been our (husband and myself) doctor for many years. Aside from the fact that he's a very nice man, he has always taken the time to answer all our questions and concerns.
March 30, 2025
Dr. Sultan gave me the best check up I've ever had in my life. He is extremely thorough organize a wonderful diagnostician, kind and knowledgeable.
March 14, 2025
Excellent care and very thorough easy to talk to
March 13, 2025
He's the best
March 12, 2025
I have been going to John for more than 20 years. I wouldn't go to anyone else. He is the best.
March 12, 2025
Dr. Sultan is an excellent, caring and thorough doctor. He takes his time, asks a lot of questions and is a great listener.
March 12, 2025
Excellent
March 5, 2025
Dr. Sultan is extremely knowledgeable, attentive and caring. He is companionate and his thoroughness In caring for his patients Is absolutely amazing.
March 1, 2025
I always feel very well taken care of, when I visit Dr. Sultan's office.
February 28, 2025
Very thorough In his examination and polite in all our discussions
February 14, 2025
Excellent physician who is very caring. Thorough exam and he listened to my concerns.
February 11, 2025
He is a very caring doctor!
February 6, 2025
Outstanding! Excellent! No better physician working for the Endeavor System!
February 2, 2025
The best. He listens and he follows through
February 2, 2025
Extremely accommodating for a last minute notice.
February 2, 2025
Dr Sultan is fantastic. He's extremely thorough and caring. He's always on time and yet able to make the experience personal while gathering information about my health. I couldn't be happier with Dr Sultan.
January 27, 2025
He's the best doctor in the business!
January 26, 2025
Dr Sultan isGREAT The rest of staff is fine
January 23, 2025
Wonderful!
January 23, 2025
He is just the best. Those of us fortunate enough to have John as our PCP are truly blessed!
January 23, 2025
Perfect!
January 22, 2025
Dr Sulton is one of my favorite doctors! He is compassionate and answers all questions
January 21, 2025
Always available to provide answers to questions regarding my health
January 21, 2025
Dr Sultan is an excellent physician.
January 17, 2025
Dr sultan has always been great
January 14, 2025
I would like to say that I feel blessed to have Dr Sultan as my PCP. People just don't come finer!!!
January 12, 2025
Always asking the right questions and well prepared
January 11, 2025
Outstanding physician
January 7, 2025
John is an outstanding and compassionate doctor
January 6, 2025
Dr. Sultan is an extremely knowledgeable clinician who listens carefully and provides excellent care.He Is also an extremely nice and compassionate person.I am pleased that he takes care of me.
January 2, 2025
Dr. Sultan is always great!!
January 1, 2025
Dr. Sultan is the best- so thorough and caring
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