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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. Carl Marusak:

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Specialties & Research

Dr. Carl Marusak, 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
  • Depression
  • Depressive Disorder
  • Insomnia
  • Schizophrenia
  • Sleep Disorders

Education & Awards

Dr. Marusak graduated from Wayne State University, Detroit.


Dr. Marusak has 1 hospital affiliations:

  • John Muir Medical Center-Concord Campus 

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Additional Information
Dr. Carl Edward Marusak MD is a male Psychiatrist and practices in Psychiatry.
Where does Dr. Carl E. Marusak practice?
Dr. Carl Marusak has 1 office location.
Dr. Carl Marusak practices Psychiatry near San Gabriel, CA.
See San Gabriel Psychiatrists.