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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. John Zwiener:

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Patient Reviews

Patient comments (0)

The overall average patient rating of Dr. John Zwiener is Excellent. Dr. Zwiener has been reviewed by 1 patients who have provided 0 comments. The rating is 5 out of 5 stars.

Patient Ratings
Ease of Appointment 3.7
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. John Zwiener, MD is board certified in Anatomic Pathology & Clinical Pathology.

Education & Awards

Dr. Zwiener graduated from The University of Texas at Houston.


Dr. Zwiener has 1 hospital affiliations:

  • Carlsbad Medical Center 

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Additional Information
Dr. John Richard Zwiener MD is a male Pathologist, has 27 years of experience and practices in Anatomic Pathology & Clinical Pathology and Anatomic Pathology.
Where does Dr. John R. Zwiener practice?
Dr. John Zwiener has 1 office location.
Dr. John Zwiener practices Anatomic Pathology & Clinical Pathology and Anatomic Pathology near Carlsbad, NM.
See Carlsbad Pathologists.