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Mark Zittergruen
Patient Rating
5.0 / 5 (Based on 42 Reviews)

Mark Zittergruen, MD, FAAP, FACC, MBA

Specialties: Cardiology and Pediatric Cardiology

Schedule an Appointment

To schedule an appointment with Mark Zittergruen, please call 319-398-6650

Year joined staff: 2016

Education and Training


University of Iowa College of Engineering, BS in Biomedical Engineering
University of Iowa Tippie College of Management, Masters in Business Administration
The University of Iowa College of Medicine, Doctor of Medicine


The University of Iowa Hospitals and Clinics


The University of Iowa Hospitals and Clinics

Professional Memberships

  • American Academy of Pediatrics, Fellow
  • American College of Cardiology, Fellow
  • American Heart Association
  • Linn County Medical Society
  • Iowa Medical Society
  • Alpha Omega Alpha
  • Tau Beta Pi (National Engineering Honor Society)

Honors, Awards, etc.

  • 2017 Winner, Colleague award
  • 2016 Nominee for Patient Advocate Award
  • 2016 Nominee for Mentor/Educator Award, one of Mercy's Annual Provider Awards


  • American Board of Pediatrics
  • American Board of Pediatric Cardiology

Personal Interests

Dr. Zittergruen and his wife are the parents of five daughters and enjoy spending time with them at home and with their activities. He especially enjoys music and plays piano for Mass at his church. His hobbies include reading mystery novels, board games and puzzles, watching the Hawkeyes, and "pretending to be a gardener."

Patient Reviews

July 24, 2018
So grateful to have Dr.Zittergruen here in town to see!
May 13, 2018
Once again the doctor was incredible. He showed compassion and concern about my case trying include me to any part of the care.
May 05, 2018
Doctor showed interest in more than just medical.
April 20, 2018
Outstanding! Wonderful experience - Dr. Zittergruen was thorough; kind, empathetic and overall amazing.
April 19, 2018
Dr. Z. is amazing with our son, he speaks to him at his age level. He always takes time to explain & even makes pictures to help explain.
February 08, 2018
Dr. Z. is the most helpful and compassionate doctor I've ever seen, and I've been to a lot.
January 31, 2018
I really like Dr. Z, he's very good at explaining how hypertension works and has a great bed side manner.
November 28, 2017
I HIGHLY recommend Dr. Zittergruen. He always takes his time to listen to us & to *Adrianna. He is the reason to us & to my daughter. He is the reason why we moved to Mercy from Unity Point. I wouldn't want my daughter to go to anyone besides him.
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Provider's Contact Information

Mercy Pediatric Cardiology Clinic website