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. Elizabeth O'Hearn:
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Specialties & Research
Dr. Elizabeth O'Hearn, MD is board certified in Internal Medicine.
- She has special expertise in 4 areas:
- Alzheimer Disease
- Migraine Disorders
- Multiple Sclerosis (MS)
Education & Awards
Dr. O'Hearn graduated from Johns Hopkins University, Baltimore.
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- Additional Information
- Dr. Elizabeth O'Hearn MD is a female Internist, has 26 years of experience and practices in Internal Medicine and Neurology.
- Where does Dr. Elizabeth O'Hearn practice?
- Dr. Elizabeth O'Hearn has 1 office location.
Dr. Elizabeth O'Hearn practices Internal Medicine and Neurology near Baltimore, MD.
See Baltimore Internists and Baltimore Neurologists.