Dr. John Duncan Marshall MD is a male Emergency Medicine Specialist, has 31 years of experience and practices in Emergency Medicine and Pediatric Otolaryngology.
Dr. John Marshall has 1 office location.
Northeast Coconut Grove
Mercy Hospital
3663 S Miami Ave
Miami, FL 33133

Phone Number
Locations and availability (1)
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).

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Patient Reviews

  • Currently 4 of 4 stars
Patient comments (0)

The overall average patient rating of Dr. John Marshall is Excellent. Dr. Marshall has been reviewed by 1 patients who have provided 0 comments. The rating is 4 out of 4 stars.

Patient Ratings
Ease of Appointment 4.0
  • Currently 4 of 4 stars
Courteous Staff 4.0
  • Currently 4 of 4 stars
Accurate Diagnosis 3.0
  • Currently 3 of 4 stars
Bedside Manner 4.0
  • Currently 4 of 4 stars
Spends Time with Me 4.0
  • Currently 4 of 4 stars
Follows Up After Visit 4.0
  • Currently 4 of 4 stars

Education & Awards

Dr. Marshall graduated from Albany Medical College.


Dr. Marshall has 1 hospital affiliations:

  • Mercy Hospital 


  • Spanish

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Additional Information
Where does Dr. John D. Marshall practice?
Dr. John Marshall practices Emergency Medicine and Pediatric Otolaryngology near Miami, FL.
See Miami Emergency Physicians and Miami Otolaryngologists.