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 Hellerstein:
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Specialties & Research
Dr. David Hellerstein, MD is board certified in Psychiatry.
- He has special expertise in 6 areas:
- Depression Anxiety Disorders Pharmacology
- Depressive Disorder
- Drug Abuse Substance-Related Addiction Disorders
- Dysthymic Disorder
- Mental Disorders
Education & Awards
Dr. Hellerstein graduated from Stanford University. He has 1 awards.
Dr. Hellerstein has 11 hospital affiliations:
- NewYork-Presbyterian / Weill Cornell
- New York Presbyterian Hospital / Columbia