John Collins, M.D.
Interventional Cardiology
1015 S. Washington Avenue, 1st Floor
Saginaw, MI 48601 Directions
4.8 out of 5
470 verified ratings
4 Locations
470 Ratings, 330 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.
AI Overview
Dr. Collins is widely praised as a compassionate, knowledgeable cardiologist with excellent bedside manner. Patients frequently note his thoroughness, ability to explain complex cardiac issues, and life‑saving interventions. Staff are often described as friendly and professional, though a few comments call out billing and scheduling concerns. Many patients express deep trust and long‑term loyalty, and several mention gratitude for critical procedures and ongoing heart care.
Generated from the text of patient reviews
This AI summary is automatically generated from published patient reviews. It highlights common themes from the reviews, but as with all AI-generated content, there may be errors. Please exercise caution and refer to the original reviews for full context.
Jun 10, 2026
What would you tell family and friends about your experience with this provider?
top notch
Jun 9, 2026
What would you tell family and friends about your experience with this provider?
Great doctor, sad to see that he is retiring.
May 25, 2026
What would you tell family and friends about your experience with this provider?
Excellent care & knowledge. I have every confidence in his skills & treatment. I have never questioned any decisions made.
May 25, 2026
What would you tell family and friends about your experience with this provider?
He was great. To bad he is retiring soon.
May 25, 2026
What would you tell family and friends about your experience with this provider?
Great but sad he’s leaving
May 25, 2026
What would you tell family and friends about your experience with this provider?
Dr Collins is always open and clear about issues and options... he makes me and my wife comfortable.
May 24, 2026
What would you tell family and friends about your experience with this provider?
I have told a few of my friends to come see Dr Collins! He is the best !
May 23, 2026
What would you tell family and friends about your experience with this provider?
I am sorry to see Dr Collins leave, but during my visits with him,,, I always highly recommended him to others. That is how much faith I had in him!! Thank You Dr Collins.
May 23, 2026
What would you tell family and friends about your experience with this provider?
Dr. Collins and his staff are amazing. They take great care to listen and then to advise. I feel very comfortable with Dr. Collins and his entire staff. I’m sorry to see that Dr. Collins will be retiring.
May 23, 2026
What would you tell family and friends about your experience with this provider?
Excellent Doctor and great staff
May 23, 2026
What would you tell family and friends about your experience with this provider?
Love Dr. Collins. He is the best cardiologist ever!!!
May 22, 2026
What would you tell family and friends about your experience with this provider?
They were great 😃.
May 22, 2026
What would you tell family and friends about your experience with this provider?
I would recommend this office to friends or family.
May 22, 2026
What would you tell family and friends about your experience with this provider?
Dr Collins is amazing and he will help you understand the test that you have to take and the results of the test. He's very clear, he's very funny and makes you feel really comfortable. He's a great cardiologist. I have nothing but good words to say about him. I do not for one second regret choosing him to clear me for my surgery. He's very thorough and just all around great doctor.
May 22, 2026
What would you tell family and friends about your experience with this provider?
I recommend him to all of my family members.
May 20, 2026
What would you tell family and friends about your experience with this provider?
Occasionally late for appointments but overall I could not ask for a better Cardiologist.
May 20, 2026
What would you tell family and friends about your experience with this provider?
Completely satisfied.
May 18, 2026
What would you tell family and friends about your experience with this provider?
I think it’s a terrible shame that SAGINAW is losing Dr Collins!!!!
May 18, 2026
What would you tell family and friends about your experience with this provider?
Excellent doctor
May 15, 2026
What would you tell family and friends about your experience with this provider?
Great
May 10, 2026
What would you tell family and friends about your experience with this provider?
I would tell them that Dr. Collins and his staff are excellent! Best working office I've been to in awhile. Have total trust in him and his staff. Will greatly miss Dr. Collins and his expertise and calming manner after his retirement. Very sad to see him retire.
May 8, 2026
What would you tell family and friends about your experience with this provider?
I appreciate everything that Dr. Collins has done over the past twenty years.
May 7, 2026
What would you tell family and friends about your experience with this provider?
Good doctor.
May 7, 2026
What would you tell family and friends about your experience with this provider?
Knowledgeable, professional, friendly.
May 3, 2026
What would you tell family and friends about your experience with this provider?
Knowledgable, caring, helpful
May 3, 2026
What would you tell family and friends about your experience with this provider?
This Doctor saved y life
May 1, 2026
What would you tell family and friends about your experience with this provider?
I highly recommend Dr. Collins to everyone.
May 1, 2026
What would you tell family and friends about your experience with this provider?
I was well received.I felt as though I was heard, respected & & heard.
Apr 29, 2026
What would you tell family and friends about your experience with this provider?
Good experience
Apr 27, 2026
What would you tell family and friends about your experience with this provider?
Very knowledgeable and professional care has always been provided.
Apr 27, 2026
What would you tell family and friends about your experience with this provider?
Does a good job.
Apr 27, 2026
What would you tell family and friends about your experience with this provider?
I worked in Cardiac Care for nearly 50 years and have worked with many cardiologists. Dr Collins is an excellent, caring physician.
Apr 27, 2026
What would you tell family and friends about your experience with this provider?
Dr. Collins has taken care of me and my family for many years. I can't imagine being under the care of any other cardiologist. He will be greatly missed and hard to replace.
Apr 26, 2026
What would you tell family and friends about your experience with this provider?
He is a good doctor I like him, been seeing him for almost 17 yrs. now.
Apr 25, 2026
Superb cardiologist. Couldn't imagine a better one.
Apr 25, 2026
What would you tell family and friends about your experience with this provider?
Dr. Collins has provided support for my cardiovascular health for almost 30 years, including seeing me through two life-threatening events almost 20 years ago. I give God and Dr. Collins my deep thanks not only for the fact that I'm still alive, but that, at [AGE], I'm still able to function independently and happily.
Apr 23, 2026
What would you tell family and friends about your experience with this provider?
Would recommend him.
Apr 23, 2026
What would you tell family and friends about your experience with this provider?
Great service and everyone is friendly and helpful.
Apr 20, 2026
What would you tell family and friends about your experience with this provider?
He is the best cardiologist one could hope for. The whole staff is top notch.
Apr 20, 2026
What would you tell family and friends about your experience with this provider?
Comfortable, relaxed, professional as usual.
Apr 19, 2026
What would you tell family and friends about your experience with this provider?
Nice
Apr 18, 2026
What would you tell family and friends about your experience with this provider?
Saved my life, been with him for over 20 years. Can only hope that his replacement is half as good. Thanks for everything and I hope that he has a long and fantastic retirement.
Apr 18, 2026
What would you tell family and friends about your experience with this provider?
He's great
Apr 17, 2026
What would you tell family and friends about your experience with this provider?
Good experiences and I love talking to Dr Collins
Apr 13, 2026
What would you tell family and friends about your experience with this provider?
Dr Collins and his staff are very friendly and professional
Apr 11, 2026
What would you tell family and friends about your experience with this provider?
The staff is courteous and considerate and kind and knowledgeable. And Dr. Collins is kind, considerate and listen to our questions. I would recommend him to our family.
Apr 11, 2026
What would you tell family and friends about your experience with this provider?
He is a great doctor and wish he wasn’t retiring
Apr 11, 2026
What would you tell family and friends about your experience with this provider?
The office staff is kind and considerate and knowledgeable and. Dr. Collins is an excellent doctor and I would recommend my family go to him.
Apr 10, 2026
What would you tell family and friends about your experience with this provider?
Dr Collins is an excellent Physician...Brilliant and has a personality that puts you at ease... He listens to your concerns and then offers his opinion and together you find the option that will work for you... He will be retiring in a cpl months...I am sad
Apr 7, 2026
What would you tell family and friends about your experience with this provider?
I have been very lucky to have Dr. Collins . My referral from Dr. Boggess was just the correct answer to my problem.