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).

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Specialties & Research

Dr. William Karls, 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. Karls graduated from University of Nebraska, Omaha.


Dr. Karls has 2 hospital affiliations:

  • Mercy Medical Center Of Durango 
  • Montrose Memorial Hospital 

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Additional Information
Dr. William Joel Karls MD is a male Psychiatrist, has 28 years of experience and practices in Psychiatry.
Where does Dr. William J. Karls practice?
Dr. William Karls has 2 office locations.
Dr. William Karls practices Psychiatry near Montrose, CO.
Additional practice locations include: Durango, CO.
See Montrose Psychiatrists.