Dr. Martin O'Riordan, MD
Cardiology
Cardiology Darby
1503 Lansdowne Avenue, Suite 1001
Darby, PA 19023 Directions
4.9 out of 5
296 verified ratings
296 Ratings, 122 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.
Aug 19, 2026
Dr. O'Riordan took the time to explain what he was doing and what the plan going forward would be and why.
Aug 17, 2026
I did not have a long wait to see the doctor.
Aug 17, 2026
What a great person. He really cares with helping me.
Aug 12, 2026
Great. Doctor
Aug 6, 2026
Dr. O'Riordan is everything a patient could want in a provider. He has comprehensive knowledge, a compassionate demeanor and the ability to explain complex medical terms and physiology in a clear concise manner. He is patient and very reassuring.
Aug 6, 2026
Dr. O'Riordan is very caring
Aug 5, 2026
Dr. O’Riordan is an evidence based physician. I trust him implicitly. He is also caring and compassionate.
Jul 30, 2026
O'Riordan is a wonderful doctor. As a patient I feel 100% trust in him and his knowledge. Also he is very friendly and even at times entertaining. An all around great practitioner.
Jul 30, 2026
He seemed in a hurry, preoccupied
Jul 27, 2026
I can’t thank Dr O’RIODAN enough for saving my life by accurately diagnosing my heart failure
Jul 22, 2026
Everything was great.
Jul 21, 2026
Dr. O'Riordan is very caring, kind, professional compassionate, patient, and takes the time to answer all of your questions and concerns.
Jul 20, 2026
I was made aware of potential side effects with the change of medication.
Jul 20, 2026
This was my first time meeting Dr. O'Riordan. He made me feel very at ease and was very thoughtful and thorough.
Jul 16, 2026
He's the best
Jul 16, 2026
Excellent doctor
Jul 13, 2026
Treats you like you're a family member.
Jul 10, 2026
They took their time to explain and made sure that we understood what was being discussed.
Jul 6, 2026
Friendly, asks if you have questions, explains things in everyday language.
Jun 29, 2026
Dr O’Riordan is a pleasure to visit. He spends quality time with you and explains everything in terms I can understand. Thanks again!
Jun 29, 2026
See you in November. Have a great summer.
Jun 17, 2026
Clarity of concern. Explained all aspects and answered all questions.
Jun 17, 2026
I find this doctor to be a doctor who cares about his patients and your care and he makes you feel very comfortable and at ease and he does not rush you out, he listens to you and answers all your questions.
Jun 11, 2026
I’ve feel so comfortable with him and would have no problem recommending him to friends and family.
Jun 11, 2026
There's really nothing else to say he's in my book he's the best and so is his staff
Jun 11, 2026
Dr. O’Riordan’s expertise and knowledge is very evident and comforting . He is easy to talk to and explains the situation and questions thoroughly and in an understandable way.
Jun 8, 2026
as always SUPER
Jun 4, 2026
Explains things in an easy-to-understand way. You feel relaxed. You're not afraid to ask questions.
Jun 2, 2026
I've been with him for about a year now and I am very happy with the way he treats all my needs.
Jun 1, 2026
Been under his care for over 20 years.
Jun 1, 2026
I enjoy my visit with Dr. O'Riordan, always makes me feel comfortable.
Jun 1, 2026
Excellent
May 21, 2026
Good all the way around.
May 7, 2026
My doctor was intelligent, caring, knowledgeable and down to earth. You can't find to many doctors like him.
May 7, 2026
Doctor 0’Riordan is a caring and wonderful doctor.
May 7, 2026
Very good and good friendly and helpful office staff
May 4, 2026
Dr. O'Riordan is an excellent doctor.
May 4, 2026
Well well satisfied with my experience with Dr. Martin.
May 4, 2026
Dr Oriordan was great. Asked questions, took his time and explained everything.
Apr 30, 2026
The best cardiologist
Apr 30, 2026
I don't trust many people easily, but I do trust Dr. O"Riordan
Apr 29, 2026
He is the best. Takes good care of me
Apr 28, 2026
he's a very thorough and personable cardiologist
Apr 23, 2026
Had a very good experience again with Dr.O’Riordan.
Apr 23, 2026
Again, I’m always comfortable with the care I receive.
Apr 14, 2026
Great doctor
Apr 13, 2026
Dr. O'Riordan has been outstanding to deal with through many years - for myself and other family members. He truly cares and here is a rarity with doctors (in my experience) Dr. O'Riordan LISTENS. He hears you and works with you. I appreciate his compassion, empathy, knowledge and advise. I am comfortable and happy in his care.
Apr 13, 2026
Dr. O’RIORDAN explained everything in detail!
Apr 7, 2026
He is a very caring and takes his time with me. Goes over all my medicine and checks my aFib. Overall, he takes good care of me.
Apr 6, 2026
Very happy with Dr. O'Riordan and confident in his care.