Photo of Dr. Mark G. Barnett, MD, FACS

Dr. Mark Barnett is a cardiothoracic surgeon in Cedar Rapids, IA. He is trained to perform a range of highly intricate surgeries on the organs and structures of the chest.


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Physicians' Clinic of Iowa - Surgical Specialists  


Please Note: This link will direct you to a third-party website unaffiliated with (, where you're able to request or schedule an appointment online with Dr. Mark Barnett.

Accepting New Patients?

Yes, Dr. Mark G. Barnett is accepting new patients at this office.


202 10th Street SE, Suite 290, Cedar Rapids, IA 52403

Office Hours

  Open Lunch Close

Office Details

Doctor Specialties Cardiothoracic Surgery & Vascular Surgery
Accepting New Patients? Yes
Practice Specialty Multi Specialty
Group Practice Physicians Clinic of Iowa, PC
Health System UnityPoint Health
Hospital Affiliation
  • St. Luke's Hospital
Languages Spoken Arabic, English, French, German, Italian, Korean, Mandarin, Polish, Portuguese, Russian, Spanish, Tagalog, Vietnamese

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Insurance Accepted  

  • Coventry Health Care
  • Health Alliance
  • Medicare
  • United Healthcare
  • Other

About Dr. Barnett
Dr. Barnett



Dr. Mark Barnett graduated from University of Iowa Carver College of Medicine before completing a residency in Cardiology at University of Wisconsin Hospitals.

Dr. Barnett has one office in Iowa where he specializes in Cardiothoracic Surgery and Vascular Surgery.

Dr. Barnett works with eleven doctors including Dr. Kerri Nowell and Dr. Andrew Nowell.


Education & Training  

Medical School


  • University of Wisconsin Hospitals
    Residency in Cardiology


Languages Spoken  

  • English
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