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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).

Learn more about Dr. Demosthenis Klonis:

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  1. Qualifications
  2. What's important to you

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Patient Reviews

Patient comments (7)

The overall average patient rating of Dr. Demosthenis Klonis is Good. Dr. Klonis has been reviewed by 15 patients who have provided 7 comments. The rating is 3.5 out of 5 stars.

Patient Ratings
Ease of Appointment 3.4
Promptness 2.9
Courteous Staff 3.9
Accurate Diagnosis 3.3
Bedside Manner 3.4
Spends Time with Me 3.5
Follows Up After Visit 3.1

Specialties & Research

  • He has special expertise in 6 areas:
  • Acute Coronary Syndrome (ACS)
  • Cardiac Arrhythmias
  • Heart Block
  • High Blood Pressure (Hypertension)
  • High Cholesterol (Hypercholesterolemia)
  • Unstable Angina

Education & Awards

Dr. Klonis graduated from University of North Texas, Fort Worth.


Dr. Klonis has 6 hospital affiliations:

  • Presbyterian Hospital 
  • Mimbres Memorial Hospital 


  • Greek
  • English

> > > > Dr. Demosthenis Klonis, DO

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Additional Information
Dr. Demosthenis W Klonis DO is a male Internist, has 29 years of experience and practices in Cardiovascular Disease.
Where does Dr. Demosthenis W. Klonis practice?
Dr. Demosthenis Klonis has 2 office locations.
Dr. Demosthenis Klonis practices Cardiovascular Disease near Santa Fe, NM.
Additional practice locations include: Las Cruces, NM.
See Santa Fe Cardiologists.