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Northwestern Nasal & Sinus

5.0

About this business

Dr. John McMahan is a sub-specialist focusing on nasal sinus, allergy, sleep, snoring and asthma problems. Dr. Jack Clemis is a world-famous Otologist specializing on ear, hearing problems, hearing aids, balance and vertigo. We have an in-house CT scanner and lab to quickly and efficiently diagnosis your issues and outline your treatment alternatives... often in one visit. We offer same-day appointments on request. 

Location details

676 N Saint Clair St, Ste 1575, Chicago, IL, 60611, United States

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WeekdayScheduleStatus
Mon8:00 a.m. to 4:00 p.m.
Tue7:00 a.m. to 4:00 p.m.
Wed7:00 a.m. to 4:00 p.m.
Thu7:00 a.m. to 4:00 p.m.
Fri8:00 a.m. to 2:00 p.m.
SatClosed
SunClosed
5.056 reviews
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Harvey C.'s profile image
Harvey C. 
12 years ago

My experience with Dr. McMahan was very positive. So positive that I have told more than a few of my friends that Dr. McMahan is a very good doctor and what a great experience I had under his care. I will continue recommending him and his practice. Especially enjoyed Tracy and Sonya. 

Eric G.'s profile image
12 years ago

The staff at Northwestern Nasal and Sinus were pleasant, helpful, and knowledgeable. Dr. McMahan diagnosed me quickly and within a few weeks I was already feeling better. great experience. 

David S.'s profile image
David S. 
12 years ago

Dr. John T. McMahan is my doctor he is a excellent doctor a wonderful person. He takes care of all my needs. I never had any problems with him. He gets right to the problems as far as with my health he's a wonderful doctor. I would never ever stop seeing him. I think the staff are nice friendly people to talk to they are respectful they access me well they talk to me with respect. They are wonderful people. 

David P.'s profile image
David P. 
12 years ago

I feel that Dr. John McMahan is an excellent doctor with much knowledge under his belt!! He takes much time to try and understand a patient's problem. 

Vernon B.'s profile image
Vernon B. 
12 years ago

I am forever grateful that I have Dr. McMahan as my doctor. He has helped me so much where other doctors couldn't. I can't forget his excellent staff! Together, they make the perfect team. 

Alexander D.'s profile image
Alexander D. 
12 years ago

Dr. McMahan has been terrific at explaining my options to treat snoring, sleep apnea and sinus headaches. He prepared me on what to expect before, during and after my surgery. What mattered to me most following surgery is that evenings or weekends, he was quickly available to answer my concerns. I am very happy with the results I have achieved with Dr. McMahan, and I highly recommend his services. 

Tyrone P.'s profile image
Tyrone P. 
12 years ago

Dr. McMahan has been excellent in helping me with my lingering sinus issues. He has a great demeanor, excellent knowledge base, and strong interest in helping me. I also greatly appreciate the office efficiency ï¾? never a long wait, unlike my previous doctor! 

Arnold C.'s profile image
Arnold C. 
12 years ago

Thank you to Dr. McMahan and the whole team at NW Nasal & Sinus for giving me the greatest care and service! Appointments were all quick, every procedure was well explained and my recovery from surgery was minimal. Having the Doc call to check on me the night of my surgery showed how much Dr. M cares for his patients! Thanks again, I can now breathe! 

Jaime E.'s profile image
Jaime E. 
12 years ago

Good dentist – Dr. McMahan was very professional and efficient at diagnosing my condition. I would recommend him strongly. 

Frequently asked questions about Northwestern Nasal & Sinus

How is Northwestern Nasal & Sinus rated?

Northwestern Nasal & Sinus has a 5 star rating with 56 reviews. 

When is Northwestern Nasal & Sinus open?

Northwestern Nasal & Sinus is open now. It will close at 4:00 p.m.  

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