Pediatric Specialist, Hematology Specialist
40 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).

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Specialties & Research

Dr. Daniel Potaznik, MD is board certified in Pediatric Hematology-Oncology.

  • He has special expertise in 1 area:
  • Hematology

Education & Awards

Dr. Potaznik graduated from Universite Libre De Bruxelles, Brussels.


Dr. Potaznik has 9 hospital affiliations:

  • NYU Hospitals Center 
  • Brooklyn University Hospital 


  • Dutch
  • French
  • German
  • Hebrew

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Additional Information
Dr. Daniel Potaznik MD is a male Pediatric Oncologist, has 40 years of experience and practices in Pediatric Hematology-Oncology and Pediatric Hematology.
Where does Dr. Daniel Potaznik practice?
Dr. Daniel Potaznik has 3 office locations.
Dr. Daniel Potaznik practices Pediatric Hematology-Oncology and Pediatric Hematology near Staten Island, NY.
See Staten Island Pediatric Specialists and Staten Island Hematologists.