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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. James Klancnik:

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Specialties & Research

Dr. James Klancnik, MD is board certified in Ophthalmology.

  • He has special expertise in 5 areas:
  • Diabetic Eye Disease (Diabetic Retinopathy)
  • Macular Degeneration
  • Retina Surgery
  • Retinal Disorders
  • Retinal Vein Occlusion

Education & Awards

Dr. Klancnik graduated from Thomas Jefferson University, Philadelphia.


Dr. Klancnik has 12 hospital affiliations:

  • NYU Langone Medical Center 
  • Nyu Hospital For Joint Diseases 


  • English
  • French
  • Italian
  • Polish
  • Russian
  • Spanish

> > > > Dr. James Klancnik, MD

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Additional Information
Dr. James M Klancnik MD is a male Ophthalmologist, has 13 years of experience and practices in Ophthalmology.
Where does Dr. James M. Klancnik practice?
Dr. James Klancnik has 1 office location.
Dr. James Klancnik practices Ophthalmology near New York, NY.
See New York Ophthalmologists.