Margaret Ann Tuinstra, CRNP
Cardiology
Johns Hopkins Health Care & Surgery Center — Bethesda
6410 Rockledge Drive
Bethesda, MD 20817 Directions
4.9 out of 5
237 verified ratings
237 Ratings, 75 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.
Jun 24, 2026
Very pleasant, explained everything that I had asked her, I liked her.
Jun 18, 2026
I am very satisfied for my recent visit
Jun 17, 2026
Knowledgeable, probing, and knowledgeable
Jun 17, 2026
Beyond my expectations. I'm looking forward to next visit.
Jun 12, 2026
Very good and professional work
Jun 10, 2026
Knows what she was doing and very respectful
Jun 5, 2026
The Nurse practitioner was excellent.
Jun 5, 2026
She was competent and listened well to my concerns.
Jun 3, 2026
I had high blood pressure she helped me get it in good range. She was great
May 28, 2026
PA Margaret
May 21, 2026
Competant and pleasant to be with
May 20, 2026
Margaret is a treasure. Smart, knowledgable and kind.
May 14, 2026
She's great and nice!!!
May 14, 2026
Excellent service
May 7, 2026
She was very cordial.
May 7, 2026
These are a team of professional and outstanding providers.
May 1, 2026
Ms Tuinstra gave me superbly professional and thoughtful advice regarding my cardio condition and recovery process. It could not have been more pleasant and helpful
Apr 29, 2026
I could not tell the difference between my nurse practitioner and my cardiologist in terms of explaining my medical issues and treatment options.
Apr 24, 2026
Provided options and services that led to a positive experience
Apr 22, 2026
Since this was my first appt with here there was lots of conversation esp. Preseedind events that evolved to needing emplantable device. She was aware of everything
Apr 16, 2026
Margaret was friendly and professional.
Apr 16, 2026
Caring listened and explained
Apr 15, 2026
Np
Apr 15, 2026
She is very easy to understand and had reviewed my chart prior to my visit.
Apr 10, 2026
Margaret,NP, removed sutures. [staff] the technician nswered every pacemaker question He was outstanding.
Apr 10, 2026
Excellent service. Very professional. I was worried about staples being taken out but everything was done so well and professionally.
Apr 9, 2026
Margaret was professional and reassuring about my concerns living with a new pacemaker.
Apr 8, 2026
Very professional
Apr 3, 2026
Very business like and professionnal
Mar 27, 2026
She listened well; she reviewed my records. She cleared me for surgery.
Mar 27, 2026
Attentive and knowledgeable
Mar 26, 2026
Very helpful and resolved my ICD alarm issue.
Mar 25, 2026
Very caring style. Very good communication skills.
Mar 20, 2026
This week f was a follow up and a touch base about a new medication. I received clear next steps.
Mar 20, 2026
No questions
Mar 18, 2026
All
Mar 18, 2026
Excellent service.
Mar 18, 2026
My provider was good
Mar 5, 2026
She took a good care for me .
Feb 27, 2026
Excelente!!!!
Feb 27, 2026
Margaret was excellent! She spent a lot of time with me. This visit was a follow-up blood pressure screening ordered by [staff]. The care I am given by [staff] is also EXCELLENT!
Feb 25, 2026
No complaints at all. Good follow up visit but it was just. Routine follow up visit
Feb 19, 2026
Explained my pacemaker function to me and the need to work on BP
Feb 18, 2026
Very Professional, courteous and good "bedside manner"
Feb 13, 2026
Excellent care
Feb 12, 2026
Very professional
Feb 11, 2026
Margaret Tuinstra
Feb 11, 2026
My provider explains things clearly and takes the time to answer all of my questions.Communication is always thorough, respectful, and easy to understand. I feel heard, respected and assured during every appointment.
Jan 23, 2026
Ms Tuinstra was a consummate professional with an excellent, friendly yet very serious manner. The meeting was highly satisfactory and uplifting
Jan 23, 2026
All ok