Dr. John Grehan, MD

Dr. John Grehan, MD

Cardiac Surgery  ·  
Male  ·  
Age 51
(68)
Save
Dr. John Grehan, MD is a cardiac surgery specialist in Saint Paul, MN and has been practicing for 12 years. He graduated from University Of Minnesota Medical School in 1995 and specializes in cardiac surgery and thoracic surgery.

225 Smith Ave N # St

Saint Paul, MN 55102

Contact Information

Insurance Accepted

  • Accepts most major Health Plans. Please contact our office for details.

*Please verify this information when scheduling an appointment.

Background Check

Healthgrades does not collect malpractice information for Minnesota
No disciplinary actions found for the years we collect data
No board actions found for the years we collect data
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Experience Check

Check Dr. Grehan's experience treating your condition or procedure

Dr. Grehan's Top Procedures and Conditions

Treatment Frequency
Valve Repair or Replacement (Aortic, Mitral, Tricuspid, and Pulmonary)
high
high

Treatment Frequency

Dr. Grehan performs Valve Repair or Replacement (Aortic, Mitral, Tricuspid, and Pulmonary) more than 86% of his peers

Dr. Grehan performs this procedure more than 86% of his peers

Rating Includes other areas of care:

  • Aortic Valve Repair
  • Aortic Valve Replacement
  • Aortic Valvuloplasty
  • Heart Valve Replacement
  • Mitral Valve Repair
  • Mitral Valve Replacement
  • Percutaneous Balloon Valvuloplasty
  • Transcatheter Mitral Valve Repair
  • Transcatheter Mitral Valve Replacement
  • Tricuspid Valve Repair / Replacement
  • Valvuloplasty
Aortic Valve Surgery
high
high

Treatment Frequency

Dr. Grehan performs Aortic Valve Surgery more than 85% of his peers

Dr. Grehan performs this procedure more than 85% of his peers

Heart Disease
normal
normal

Treatment Frequency

Dr. Grehan treats Heart Disease more than 79% of his peers

Dr. Grehan treats this condition more than 79% of his peers

Dr. Grehan's conditions and procedures:

Ablation for Treatment of Cardiac Arrhythmias
Abscess or Cyst Drainage or Aspiration
Aneurysm
Aneurysm and Dissection of Heart
Angina and Acute Coronary Syndrome
Aortic Aneurysm
Aortic Dissection
Aortic Reconstruction Surgery
Aortic Repair, Open or Repair of Arterial Aneurysm, Open
Aortic Stenosis
Aortic Valve Disease
Aortic Valve Regurgitation
Aortic Valve Replacement
Aortic Valve Surgery
Arrhythmias
Atrial Fibrillation
Atrial Fibrillation Surgery
Benign Tumor
Cardiomyopathy
Congenital Aortic Valve Disorders
Congenital Heart Defects
Congestive Heart Failure
Coronary Artery Disease (CAD)
Coronary Artery Dissection
Decortication and Pleurectomy
Empyema
Endocarditis
Endovascular Repair of Thoracic Aorta
Heart Defect Repair
Heart Disease
Heart Surgery
Heart Tumors, Benign
Heart Valve Diseases
Hyperhidrosis and Minimally Invasive Sympathectomy
Insertion of Epicardial Lead for Pacemaker or Cardioverter and-or Defibrillator
Insertion of Left Ventricular Lead for Pacemaker or Cardioverter and-or Defibrillator
Laparoscopic Surgical Procedure
Lobectomy, Open
Lung Cancer
Lung Removal (Partial or Complete): Open, or Resection of Lung Tumor: Open
Lung Surgery
Lymph Node Biopsy or Excision
Maze Procedure
Minimally Invasive Heart Surgery
Mitral Valve Disease
Mitral Valve Regurgitation
Mitral Valve Repair
Mitral Valve Stenosis
Mitral Valve Surgery
Non-Coronary Angioplasty, Atherectomy, and Stenting
Open Thymectomy
Pericardial Disease
Pleura Cancer
Pleural Cancer
Port Placements or Replacements
Pulmonary Disease
Pulmonary Embolism
Pulmonary Valve Disease
Pulmonary Valve Surgery
Resection of Cardiac Tumor
Rheumatic Aortic Valve Disorders
Ruptured Aortic Aneurysm
Segmentectomy, Open
Septal Defect
Sympathectomy
Thoracentesis
Thoracoabdominal Aortic Aneurysm
Thoracoscopic Wedge Resection
Thromboendarterectomy or Excision of Infected Graft
Thymomas
Transcatheter Aortic Valve Replacement (TAVR)
Transcatheter Mitral Valve Repair
Tricuspid Valve Surgery
Valve Repair or Replacement (Aortic, Mitral, Tricuspid, and Pulmonary)
Vascular Disease
Ventricular Assist Device
Video-Assisted Thoracoscopic Surgery (VATS) or Thoracotomy

About Me

Biography

Dr. John Grehan, MD is a cardiac surgery specialist in Saint Paul, MN and has been practicing for 12 years. He graduated from University Of Minnesota Medical School in 1995 and specializes in cardiac surgery and thoracic surgery.

Specialties

  • Cardiac Surgery
  • Thoracic Surgery

Board Certifications

  • Cardiovascular Surgery
  • General Surgery
  • Thoracic Cardiovascular Surgery
  • Thoracic Surgery

Education

  • 2006
    University Michigan Health System
    Fellowship Hospital
    2006
  • 2004
    Fairview University Med Center
    Residency Hospital
    2004
  • 1996
    Fairview University Med Center
    Internship Hospital
    1996
  • 1995
    University Of Minnesota Medical School
    Medical School
    1995
  • 1991
    University Of Minnesota / Twin Cities Campus
    Undergraduate School
    1991

Awards

  • Healthgrades Honor Roll
  • Hospital Outstanding Patient Experience (H.O.P.E.) Award-AllinaHealth, April 2012
  • Hospital Outstanding Patient Experience (H.O.P.E.) Award-AllinaHealth, June 2011
  • Americas Top Surgeons-Consumers' Research Council of America, 2012

Dr. Grehan's Reviews

Likelihood to recommend Dr. Grehan

4.8

Based on 68 reviews

5 Stars
94.11764705882354%
(64)
4 Stars
1.4705882352941178%
(1)
3 Stars
0%
(0)
2 Stars
1.4705882352941178%
(1)
1 Star
2.9411764705882355%
(2)

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Average Wait Time
  • Under 10 minutes
Dr. Grehan's Performance
  • Trustworthiness
  • Explains condition(s) well
  • Answers questions
  • Time well spent
Office & Staff Performance
  • Scheduling
  • Office environment
  • Staff friendliness
What People Say About Dr. John Grehan, MD
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Very helpful in explaining options and reasons for his recommendations.
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When my cardiologist informed me I would need mitral valve repair, he quickly recommended Dr. Grehan. My experience with Dr. Grehan and his staff has been very positive. Most importantly my valve was repaired, and while I continue to heal, it appears I am well on my way to full recovery and good...Read More
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I had a great experience with the whole team. I did some research regarding Dr. Grenada and found he had excellent credentials.
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My husband had an aortic valve replacement and also atrial maze surgery on June 13, 2018. He is an excellent surgeon, answered all our questions and explained everything thoroughly. He and his staff were very helpful and available whenever we had any questions. Would highly recommend him.
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When I was aware that I needed to plan my aortic valve replacement surgery my cardiologists doctor Rusterholz never hesitated one minute recommending dr. John Grehan. All the Care by dr. Grehan and his staff was excellent. I would recommend doctor Grehanto any one of my friends or family if they...Read More
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Locations

Insurance accepted

Accepted insurance can change. Please double-check when making an appointment.

Accepts most major Health Plans. Please contact our office for details.

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