Browse Health
Emergency Physician
22 years of experience
Accepting new patients
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. Oscar Ma:

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  1. Qualifications
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Patient Reviews

Patient comments (0)

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

Patient Ratings
Ease of Appointment 5.0
Promptness 5.0
Courteous Staff 5.0
Accurate Diagnosis 5.0
Bedside Manner 5.0
Spends Time with Me 5.0

Specialties & Research

Dr. Oscar Ma, MD is board certified in Emergency Medicine.

Education & Awards

Dr. Ma graduated from George Washington University.

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Additional Information
Dr. Oscar John Ma MD is a male Emergency Medicine Specialist, has 22 years of experience and practices in Emergency Medicine.
Where does Dr. Oscar J. Ma practice?
Dr. Oscar Ma has 1 office location.
Dr. Oscar Ma practices Emergency Medicine near Portland, OR.
See Portland Emergency Physicians.