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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ADHD in Adults
Major Depressive Disorder
Specialties & Research
Dr. Marc Weiss, MD is board certified in Psychiatry.
- He 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. Weiss graduated from Sackler School Of Medicine, Ramat Aviv.
Dr. Weiss has 2 hospital affiliations:
- Albert Einstein Medical Center
- Germantown Hospital & Community Health Services
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- Additional Information
- Dr. Marc David Weiss MD is a male Psychiatrist, has 8 years of experience and practices in Psychiatry.
- Where does Dr. Marc D. Weiss practice?
- Dr. Marc Weiss has 2 office locations.
Dr. Marc Weiss practices Psychiatry near Philadelphia, PA.
Additional practice locations include: Miami, FL.
See Philadelphia Psychiatrists.