Yen Chen Liu, MD
Dermatology
MercyOne North Iowa Dermatology Care
1421 4th St. SW
Mason City, IA 50401 Directions
4.8 out of 5
517 verified ratings
517 Ratings, 156 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.
Mar 17, 2026
He sensed I was stressed about non-dermatology related issues, sat down and talked with me about my life. OF COURSE, it is related to my dermatology issues, he knew. Autoimmune issues. Great doctor!
Mar 11, 2026
GOOD man
Mar 11, 2026
I am always very satisfied with Dr Liu
Mar 11, 2026
I would recommend Dr. Liu to anyone wishing to have dermatology treatment. He is one of the best I have encountered.
Mar 11, 2026
good dr.
Mar 11, 2026
Excellent provider
Mar 10, 2026
Kudos to Dr. Lui!!!! Hey, Mercy One, take good care of him! I don't want to lose him!! :)
Mar 9, 2026
Great connection - very nice
Mar 6, 2026
Thanks Dr Liu
Mar 5, 2026
Dr. Liu has consistently treated any dermatology issues I have very well. He is a great credit to the Mercy Clinic. He is personable and professional.
Mar 4, 2026
Enjoy the hours they are open as well!!
Mar 4, 2026
Did a great job
Mar 4, 2026
Personal were knowledgeable and efficient
Mar 4, 2026
I liked him would definitely use him again
Mar 3, 2026
Dr LIU and his MA were very efficient yet through too.
Mar 3, 2026
grateful to have for doctor and friend in this journey--
Mar 3, 2026
great
Mar 3, 2026
I am so lucky to have him as a doctor. So caring and professional.
Mar 3, 2026
Dr. Liu is an excellent physician and person. The entire staff is friendly, professional and well informed.
Feb 27, 2026
Very satisfied
Feb 27, 2026
I will go back to him if needed very good experience
Feb 26, 2026
Very nice individual that took time to explain the procedure in detail.
Feb 24, 2026
very caring
Feb 24, 2026
Outstanding appt.
Feb 5, 2026
He was very good, explained everything so no worries
Feb 5, 2026
He was a wonderful doctor and answered all of my questions
Feb 5, 2026
He did a good job.
Feb 4, 2026
Great experience!
Feb 3, 2026
You better not let him go. Get him another doctor - he is overworked!
Feb 3, 2026
Excellent facility and care by Dr. LIU.
Jan 29, 2026
Very Good !
Jan 29, 2026
Very personable, office clean and neat!
Jan 28, 2026
Appreciate the procedure he did for me.
Jan 27, 2026
Very kind and answered any questions that I had.
Jan 27, 2026
Thank you!
Jan 22, 2026
Super!!
Jan 22, 2026
thks for prompt care and appointment
Jan 22, 2026
Very assuring that there would minimal noticeable scarring.
Jan 20, 2026
I have been a patient of his for approximately 10 years and while he is professional, he always puts me at ease, I enjoy discussions with him.
Jan 16, 2026
Dr Liu explained completely what was about to happen and how it would be taken care of.
Jan 15, 2026
I am very grateful for Dr. Liu’s care and support on my health journey. He is special; and his team of dedicated medical professionals.
Jan 15, 2026
Taylor , his nurse was awesome!
Jan 14, 2026
He does a great goob
Jan 14, 2026
Always a pleasure to see him and have the expert advice of a REal doctor and not a "provider" wanna be doctor.
Jan 13, 2026
He always spends time and answers questions
Jan 9, 2026
Dr and the nurse were very great to work with
Jan 9, 2026
As I stated, I felt that he was rushed and spent less than 3 minutes in the room with me.
Jan 9, 2026
Very happy with my appt.
Jan 9, 2026
He is fantastic and I truly appreciate him. I couldn’t ask for anyone better. He opened up Friday afternoon to get more patients worked in. Truly caring!
Jan 9, 2026
He was wonderful. So personable and understanding