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A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Learn more about Dr. Douglas Johnston:

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  1. Qualifications
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Patient Reviews

Patient comments (5)

The overall average patient rating of Dr. Douglas Johnston, Cardiothoracic Surgeon is Good. Dr. Johnston has been reviewed by 12 patients who have provided 5 comments. The rating is 4 out of 5 stars.

Patient Ratings
Ease of Appointment 5.0
Promptness 5.0
Courteous Staff 5.0
Accurate Diagnosis 5.0
Bedside Manner 5.0
Spends Time with Me 5.0
Follows Up After Visit 5.0

Specialties & Research

Dr. Douglas Johnston, MD is board certified in Surgery and Thoracic Surgery (Cardiothoracic Vascular Surgery).

  • He has special expertise in 20 areas:
  • Aortic Aneurysm
  • Aortic Valve Insufficiency
  • Aortic Valve Stenosis
  • Arteriovenous Fistula
  • Congenital Heart Defects
  • Coronary Artery Bypass (Heart Bypass)
  • Coronary Artery Disease (CAD)
  • Endocarditis
  • Heart Surgery (Cardiovascular Surgical Procedures)
  • Heart Valve Diseases
  • Hypertrophic Cardiomyopathy
  • Mitral Valve Stenosis
  • Myocardial Diseases
  • Pacemaker Implantation
  • Percutaneous Arterial Septic Defect (ASD) Closure
  • Pericardiectomy
  • Pericardiocentesis
  • Pericarditis
  • Pulmonary Embolism
  • Superior Vena Cava Syndrome

Education & Awards

Dr. Johnston graduated from Harvard University , Boston. He has 5 awards.

Patients' Choice Award (2013 - 2014)
Compassionate Doctor Recognition (2013)
Top 10 Doctor - Neighborhood (2014)
Top 10 Doctor - City (2014)
Cleveland, OH
On-Time Doctor Award (2014)


Dr. Johnston has 2 hospital affiliations:

  • Cleveland Clinic 
  • CCHS Cleveland Clinic 


  • English

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Additional Information
Dr. Douglas Ross Johnston MD is a male Surgeon, has 13 years of experience and practices in Surgery, Thoracic Surgery, and Cardiothoracic Vascular Surgery.
Where does Dr. Douglas R. Johnston practice?
Dr. Douglas Johnston has 1 office location.
Dr. Douglas Johnston practices Surgery, Thoracic Surgery, and Cardiothoracic Vascular Surgery near Cleveland, OH.
See Cleveland Surgeons.