Dr. Denisa Hagau, MD

Dr. Denisa Hagau, MD

Cardiology  |  
Female  |  
Age 38
Insurances AcceptedSave
Dr. Denisa Hagau, MD is a cardiology specialist in Mason City, IA and has been practicing for 2 years. She graduated from University Of Medicine and Pharmacy Iuliu Hatieganu in 2006 and specializes in cardiology and internal medicine.

250 S Crescent Dr

Mason City, IA 50401

Contact Information

Insurance Accepted

  • Medicaid
  • UnitedHealthCare
  • Wellmark Blue Cross and Blue Shield

*Please verify this information when scheduling an appointment.

Learn about Dr. Hagau

Be confident in your decisions by checking out your provider's top areas of care, education, patient reviews and more. Learn about finding the right doctor for you

Top Care Areas


See how frequently Dr. Hagau performs your care needs compared to other doctors.

Heart Disease
more than 69% of peers
Coronary Artery Disease (CAD)
more than 66% of peers
Vascular Disease
more than 65% of peers

Dr. Hagau's percentages are based on the rate of treatment compared to peers nationwide from insurance data. Learn more info about our data and this Top Care Areas component.

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  • Cardiology
  • Internal Medicine

Board Certifications

  • Internal Medicine
    Accredited by: American Board of Internal Medicine*

Conditions Treated

  • Aneurysm
  • Aneurysm of Heart
  • Angina and Acute Coronary Syndrome
  • Aortic Aneurysm
  • Aortic Ectasia
  • Aortic Embolism and Thrombosis
  • Aortic Valve Disease
  • Arrhythmias
  • Atrial Fibrillation
  • Atrial Flutter
  • Cardiomegaly
  • Cardiomyopathy
  • Carotid Artery Disease
  • Chest Pain
  • Chronic Pulmonary Heart Diseases (incl. Pulmonary Hypertension)
  • Congenital Heart Defects
  • Congestive Heart Failure
  • Coronary Artery Disease (CAD)
  • Endocarditis
  • Heart Attack (Acute Myocardial Infarction)
  • Heart Disease
  • Heart Murmur
  • Heart Palpitations
  • Hyperlipidemia
  • Hypertension
  • Hypertensive Chronic Kidney Disease
  • Hypotension
  • Mitral Valve Disease
  • Pulmonary Disease
  • Pulmonary Hypertension
  • Pulmonary Valve Disease
  • Syncope
  • Thrombosis
  • Tricuspid Valve Disease
  • Vascular Disease


Read Less


Background Check

Malpractice Claims not available

Healthgrades does not collect malpractice information for Iowa.

0 Sanctions

No sanctions history found for the years that Healthgrades collects data.

0 Board Actions

No board actions found for the years that Healthgrades collects data.


  • University Of Medicine and Pharmacy Iuliu Hatieganu
    Undergraduate School | Graduated 2006
  • University Of Medicine and Pharmacy Iuliu Hatieganu
    Medical School | Graduated 2006
  • Memorial Hospital Of Rhode Island
    Internship Hospital | Completed 2013
  • Memorial Hospital Of Rhode Island
    Residency Hospital | Completed 2013
  • St Elizabeth's Medical Center
    Fellowship Hospital | Completed 2016

Awards & Recognition

Awards & Honors
  • Healthgrades Honor Roll
Media & Publications

Dr. Hagau has no media or publications listed.

Languages Spoken

  • English
  • Romanian

Memberships & Professional Affiliations

Dr. Hagau does not have any memberships or affiliations listed. If you are Dr. Hagau and would like to add memberships or affiliations, please update your profile.

Dr. Hagau's Reviews

Likelihood of recommending Dr. Hagau to family and friends
based on 13 total reviews (13 with comments)

Likelihood to Recommend (13)

  • 5
  • 4
  • 3
  • 2
  • 1

Dr. Hagau's Performance

Explains condition(s) well
Answers Questions
Time well spent

Office & Staff Performance

Office environment
Staff friendliness
Average wait time
Under 10 minutes

Patient Comments (13)

Enjoyed seeing Dr. Hagau after her maternity leave. She listened to my questions and answered them. Explained my echo results. Thanks again Dr. Hagau.
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I found Dr. Hagau to be very professional, courteous, thoughtful during my visit. Dr. Hagau was extremely concerned and very thorough about my heart health conditions. She is a great asset to Mercy Clinic.
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Dr. Hagau does a great job and is very personable.
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My questions were answered seriously and the doctor helped me understand my condition better
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The nurse that took my vitals was very efficient and concerned. Dr Hagau is very good at what she does. She was forthright in answering our questions. I feel very comfortable in her care. The exit staff was also efficient in setting up my next appointment.
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