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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. Johan Zwaan:

View the full profile to get information on:

  1. Qualifications
  2. What's important to you

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Patient Reviews

4.5
  •  
(5)
Patient comments (0)

The overall average patient rating of Dr. Johan Zwaan is Excellent. Dr. Zwaan has been reviewed by 5 patients who have provided 0 comments. The rating is 4.5 out of 5 stars.

Patient Ratings
Ease of Appointment 4.0
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Promptness 5.0
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Courteous Staff 3.0
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Accurate Diagnosis 4.0
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Bedside Manner 4.5
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Spends Time with Me 3.5
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Follows Up After Visit 3.0
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Specialties & Research

Dr. Johan Zwaan, MD is board certified in Ophthalmology.


Education & Awards

Dr. Zwaan graduated from Universiteit Van Amsterdam.


Affiliations

Dr. Zwaan has 15 hospital affiliations:

  • CHRISTUS Santa Rosa Hospital 
  • Texas Heart Hospital 

Languages

  • English
  • Dutch
  • French
  • German
  • Spanish

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Additional Information
Dr. Johan Thomas Zwaan MD is a male Ophthalmologist and practices in Ophthalmology.
Where does Dr. Johan T. Zwaan practice?
Dr. Johan Zwaan has 1 office location.
Dr. Johan Zwaan practices Ophthalmology near San Antonio, TX.
See San Antonio Ophthalmologists.