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License & Identifications

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).

Patient Reviews

4.5
  •  
(8)
Patient comments (1)

The overall average patient rating of Dr. John Patterson is Excellent. Dr. Patterson has been reviewed by 8 patients who have provided 1 comments. The rating is 4.5 out of 5 stars.

Patient Ratings
Ease of Appointment 4.4
  •  
Promptness 3.9
  •  
Courteous Staff 4.4
  •  
Accurate Diagnosis 4.8
  •  
Bedside Manner 4.4
  •  
Spends Time with Me 4.6
  •  
Follows Up After Visit 4.4
  •  

Specialties & Research

  • He has special expertise in 5 areas:
  • Acute Coronary Syndrome (ACS)
  • Heart Block
  • High Blood Pressure (Hypertension)
  • High Cholesterol (Hypercholesterolemia)
  • Unstable Angina

Education & Awards

Dr. Patterson graduated from Johns Hopkins University, Baltimore. He has 2 awards.

Awards  
Patients' Choice Award (2010 - 2011)
Compassionate Doctor Recognition (2010, 2012 - 2013)

Affiliations

Dr. Patterson has 5 hospital affiliations:

  • Southern Maryland Hosp 
  • Civista Medical Center 

Languages

  • German
  • Greek
  • French
  • English

> > > > Dr. John Patterson, MD

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Additional Information
Dr. John Patterson MD is a male Internist, has 37 years of experience and practices in Cardiology.
Where does Dr. John Patterson practice?
Dr. John Patterson has 3 office locations.
Dr. John Patterson practices Cardiology near Clinton, MD.
Additional practice locations include: Frederick, MD.
See Clinton Cardiologists.