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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. Marijo Zelinka:

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Specialties & Research

Dr. Marijo Zelinka, MD is board certified in Neonatal-Perinatal Medicine.

  • She has special expertise in 2 areas:
  • AIDS/HIV (Acquired Immunodeficiency Syndrome)
  • Infectious Disease

Education & Awards

Dr. Zelinka graduated from Thomas Jefferson University, Philadelphia.


Dr. Zelinka has 3 hospital affiliations:

  • Lehigh Valley Hospital - Muhlenberg 
  • Lehigh Valley Hospital 
  • Lehigh Valley Hospital - Allentown Campuses 


  • English

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Additional Information
Dr. Marijo A Zelinka MD is a female Pediatrician, has 27 years of experience and practices in Pediatrics and Neonatal-Perinatal Medicine.
Where does Dr. Marijo A. Zelinka practice?
Dr. Marijo Zelinka has 1 office location.
Dr. Marijo Zelinka practices Pediatrics and Neonatal-Perinatal Medicine near Allentown, PA.
See Allentown Pediatricians.