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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. David Ontjes:

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Specialties & Research

Dr. David Ontjes, MD is board certified in Internal Medicine.

  • He has special expertise in 7 areas:
  • Adrenal Gland Diseases
  • Osteoporosis
  • Parathyroid Gland Cancer (Parathyroid Neoplasm)
  • Pituitary Diseases
  • Pituitary Gland Cancer
  • Thyroid Cancer
  • Thyroid Diseases

Education & Awards

Dr. Ontjes graduated from Harvard University , Boston.


Affiliations

Dr. Ontjes has 2 hospital affiliations:

  • University of North Carolina Hospitals at Chapel Hill 
  • University of North Carolina Hospitals 

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Additional Information
Dr. David Ainsworth Ontjes MD is a male Internist, has 47 years of experience and practices in Internal Medicine.
Where does Dr. David A. Ontjes practice?
Dr. David Ontjes has 1 office location.
Dr. David Ontjes practices Internal Medicine near Chapel Hill, NC.
See Chapel Hill Internists.