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. Ellen Johnson, MD is board certified in Psychiatry.
- She has special expertise in 7 areas:
- Attention Deficit Disorder (ADD) / Attention Deficit Hyperactivity Disorder (ADHD)
- Bipolar Disorder / Manic Depressive Disorder
- Depressive Disorder
- Sleep Disorders
Education & Awards
Dr. Johnson graduated from Georgetown University, Washington.
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- Additional Information
- Dr. Ellen Irene Johnson MD is a female Psychiatrist, has 34 years of experience and practices in Psychiatry.
- Where does Dr. Ellen I. Johnson practice?
- Dr. Ellen Johnson has 3 office locations.
Dr. Ellen Johnson practices Psychiatry near State College, PA.
Additional practice locations include: Huntingdon, PA and Bellefonte, PA.
See State College Psychiatrists.