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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 Zelenak:

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Specialties & Research

Dr. Robert Zelenak, DO is board certified in Emergency Medicine.

Education & Awards

Dr. Zelenak graduated from Philadelphia College of Osteopathic Medicine.


Dr. Zelenak has 3 hospital affiliations:

  • Van Wert County Hospital 
  • St Rita's Medical Center 
  • Gulf Coast Veterans Affairs Medical Center 

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Additional Information
Dr. Robert R Zelenak DO is a male Emergency Medicine Specialist, has 35 years of experience and practices in Emergency Medicine.
Where does Dr. Robert R. Zelenak practice?
Dr. Robert Zelenak has 1 office location.
Dr. Robert Zelenak practices Emergency Medicine near Lima, OH.
See Lima Emergency Physicians.