Michael Hemmersmeier, DO

Family Medicine

1101 Highway K

O'Fallon, MO 63366 Directions

636-379-6363

www.ssmhealth.com

4.9 out of 5

488 verified ratings

488 Ratings, 183 Comments


The following ratings and reviews are based on verified feedback collected from independently administered patient experience surveys. The ratings and comments submitted by patients reflect their own views and opinions. Patient identities are withheld to ensure confidentiality and privacy.
Oct 24, 2025
He is very friendly and thorough. Efficient in his work and talks through options clearly.

Oct 22, 2025
Always have respected and trusted Dr Hemmersmeier as my Provider.

Oct 17, 2025
Dr Mike is the best

Oct 12, 2025
The best Dr I have ever seen. I have recommended him to several people

Oct 10, 2025
Very professional, good experience. He always takes time to hear you.

Oct 9, 2025
He listened and took my concerns seriously. Answered my questions honestly in a way that I could understand.

Oct 8, 2025
He is a great Dr

Oct 2, 2025
The best

Sep 28, 2025
Dr Mike is an amazing doctor

Sep 25, 2025
Love Dr Mike!

Sep 25, 2025
He’s been MY doctor since he started here about 30+ years ago. He knows my case and expresses care and concern for my life.

Sep 23, 2025
Have and will continue to recommend him to my friends and family.

Sep 23, 2025
He is always super friendly, remembers you from previous visits, never feel rushed

Sep 21, 2025
He's a people person

Sep 16, 2025
Dr. Hemmersmeier was recommend to me many years ago and I have recommended him to others.

Sep 11, 2025
My family has trusted Dr. Mike since we first moved to OFallon in 2004. After moving away and coming back in in 2021, we chose to come back as patients of Dr Mike. We trust him and appreciate him.

Sep 10, 2025
He’s an honest, knowledgeable doctor!

Sep 10, 2025
He's amazing as always.

Sep 10, 2025
Excellent and caring

Sep 5, 2025
He listens to the patient!

Sep 3, 2025
He’s the best doctor I’ve ever had. He is my confident. I trust him with my life.

Aug 27, 2025
He’s nice guy. We enjoy visits with him.

Aug 27, 2025
In a hustle and bustle world when no one has time to listen, Dr. Hemmersmeier is the true exception. He listens intently, and sincerely. No pressure during a visit with him. A true gentleman and physician of the highest degree, that sadly are very rare, but highly treasured.

Aug 21, 2025
Always there for us.

Aug 21, 2025
Dr. Hemmersmeier is a very good physician and most thorough.

Aug 20, 2025
Great Doc! Trustworthy!

Aug 19, 2025
He is a kind and friendly Dr Good bedside manners.

Aug 19, 2025
I'm really glad I chose him after moving here.

Aug 18, 2025
Always caring, respectful and professional. Great Dr.

Aug 15, 2025
Dr Mike is a wonderful doctor. My husband and I really appreciate the care he gives us.

Aug 14, 2025
Always very polite and listens to my concerns.

Aug 14, 2025
very carin and helpful with excellent communication skills

Aug 5, 2025
great doctor

Aug 1, 2025
As mentioned, Dr. Mike always deliver the best care for patients.

Aug 1, 2025
He listened to me. He also cared about all my concerns.

Jul 31, 2025
Very good doctor

Jul 29, 2025
He’s attentive and works with you for the best decisions/directions for your health.

Jul 25, 2025
Very good

Jul 25, 2025
I have been seeing Dr. Mike for years. He is the best doctor. Very knowledgeable. He knows my history and follows that closely when new things come up.

Jul 24, 2025
Just thankful he's my dr

Jul 18, 2025
I feel comfortable with Dr Hemmersmeier

Jul 18, 2025
He is friendly, encouraging, well informed, and takes time to provide the best care.

Jul 17, 2025
Great guy, very easy to talk to. He’s a great listener

Jul 17, 2025
I have recommended Dr. Mike to several people including my wife.

Jul 16, 2025
Very good doctor found things my specialist didn’t probably save my life. Thank you, Dr Mike.

Jul 11, 2025
Dr. Mike treats the entire person. Gets to know you and has a genuine interest in your over all well being.

Jul 9, 2025
Can’t say enough about Dr Mike, he’s a great doctor!!!

Jul 8, 2025
Very knowledgeable very caring has great experience and tells it like it is

Jul 6, 2025
Good dr

Jul 4, 2025
very good listener and caring