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Surgical Specialist, Neurological Surgeon
15 years of experience
Accepting new patients
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 (8)

The overall average patient rating of Dr. William Thorell is Excellent. Dr. Thorell has been reviewed by 24 patients who have provided 8 comments. The rating is 4.5 out of 5 stars.

Patient Ratings
Ease of Appointment 4.0
Promptness 4.1
Courteous Staff 4.3
Accurate Diagnosis 4.6
Bedside Manner 4.6
Spends Time with Me 4.8
Follows Up After Visit 4.8

Specialties & Research

Dr. William Thorell, BA, MD is board certified in Neurological Surgery.

  • He has special expertise in 4 areas:
  • Arteriovenous Malformations
  • Brain Aneurysm
  • Neurosurgery
  • Neurosurgical Procedures

Education & Awards

Dr. Thorell graduated from University of Nebraska, Omaha. He has 2 awards.

Patients' Choice Award (2008, 2010 - 2011, 2013)
Compassionate Doctor Recognition (2011)


Dr. Thorell has 14 hospital affiliations:

  • Mercy Medical Center-Sioux City 
  • Siouxland Surgery Center Lp 


  • English

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Additional Information
Dr. William E Thorell BA and MD is a male Neurosurgeon, has 15 years of experience and practices in Neurological Surgery.
Where does Dr. William E. Thorell practice?
Dr. William Thorell has 6 office locations.
Dr. William Thorell practices Neurological Surgery near Sioux City, IA.
Additional practice locations include: North Sioux City, SD and Omaha, NE.
See Sioux City Surgeons.