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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. Robert Greenberg:

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  1. Qualifications
  2. What's important to you

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Patient Reviews

Patient comments (1)

The overall average patient rating of Dr. Robert Greenberg is Poor. Dr. Greenberg has been reviewed by 2 patients who have provided 1 comments. The rating is 1 out of 5 stars.

Patient Ratings
Promptness 1.0
Courteous Staff 3.7
Accurate Diagnosis 1.0
Bedside Manner 1.0
Spends Time with Me 1.0
Follows Up After Visit 1.0

Specialties & Research

Dr. Robert Greenberg, MD is board certified in Emergency Medicine.

Education & Awards

Dr. Greenberg graduated from Cornell University, New York.


Dr. Greenberg has 3 hospital affiliations:

  • Kaiser Foundation Hospital - Fremont 
  • Kaiser Foundation Hospital - Hayward 
  • Hayward Medical Center 

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Additional Information
Dr. Robert Michael Greenberg MD is a male Emergency Medicine Specialist, has 13 years of experience and practices in Emergency Medicine.
Where does Dr. Robert M. Greenberg practice?
Dr. Robert Greenberg has 1 office location.
Dr. Robert Greenberg practices Emergency Medicine near San Leandro, CA.
See San Leandro Emergency Physicians.