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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).

Patient Reviews

Patient comments (9)

The overall average patient rating of Dr. Jennifer Haak is Poor. Dr. Haak has been reviewed by 10 patients who have provided 9 comments. The rating is 1 out of 5 stars.

Patient Ratings
Ease of Appointment 2.0
Promptness 3.3
Courteous Staff 2.8
Accurate Diagnosis 1.3
Bedside Manner 1.0
Spends Time with Me 1.4
Follows Up After Visit 1.8

Specialties & Research

Dr. Jennifer Haak, 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
  • Depression
  • Depressive Disorder
  • Insomnia
  • Schizophrenia
  • Sleep Disorders

Education & Awards

Dr. Haak graduated from State University of New York at Buffalo.


Dr. Haak has 10 hospital affiliations:

  • Kaleida Health - Buffalo General Hospital 
  • Millard Fillmore Hospital 

> > > > Dr. Jennifer Haak, MD

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Additional Information
Dr. Jennifer Lynn Haak MD is a female Psychiatrist, has 10 years of experience and practices in Psychiatry.
Where does Dr. Jennifer L. Haak practice?
Dr. Jennifer Haak has 3 office locations.
Dr. Jennifer Haak practices Psychiatry near Buffalo, NY.
See Buffalo Psychiatrists.