Addiction Medicine Specialist, Adolescent Specialist, Psychiatrist, Geriatric Specialist (elderly care)
34 years of experience
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. William Lewek:

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  1. Qualifications
  2. What's important to you

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Patient Reviews

Patient comments (4)

The overall average patient rating of Dr. William Lewek is Good. Dr. Lewek has been reviewed by 11 patients who have provided 4 comments. The rating is 4 out of 5 stars.

Patient Ratings
Ease of Appointment 4.3
Promptness 4.3
Courteous Staff 5.0
Accurate Diagnosis 5.0
Bedside Manner 4.7
Spends Time with Me 5.0
Follows Up After Visit 5.0

Specialties & Research

Dr. William Lewek, MD is board certified in Addiction Psychiatry, Forensic Psychiatry, Geriatric Psychiatry, and Psychiatry.

  • He has special expertise in 8 areas:
  • Alzheimer Disease
  • Attention Deficit Disorder (ADD) / Attention Deficit Hyperactivity Disorder (ADHD)
  • Bipolar Disorder / Manic Depressive Disorder
  • Depression
  • Depressive Disorder
  • Insomnia
  • Schizophrenia
  • Sleep Disorders

Education & Awards

Dr. Lewek graduated from The University of Texas at San Antonio.


Dr. Lewek has 6 hospital affiliations:

  • Unity Hospital 
  • ViaHealth - Rochester General Hospital 


  • Spanish

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Additional Information
Dr. William T Lewek MD is a male Psychiatrist, has 34 years of experience and practices in Psychiatry, Addiction Psychiatry, Geriatric Psychiatry, and Forensic Psychiatry.
Where does Dr. William T. Lewek practice?
Dr. William Lewek has 1 office location.
Dr. William Lewek practices Psychiatry, Addiction Psychiatry, Geriatric Psychiatry, and Forensic Psychiatry near North Tonawanda, NY.
See North Tonawanda Psychiatrists, North Tonawanda Addiction Specialists, and North Tonawanda Geriatric Doctors.