> > > > Dr. Gerard O'Halloran, MD
Dr. Gerard Louis O'Halloran MD is a male Otolaryngologist, has 24 years of experience and practices in Otolaryngology, Sleep Medicine, and Pediatric Otolaryngology.
Video profile
Dr. Gerard O'Halloran has 4 office locations.
1801 19th Ave SW
Willmar, MN 56201

Phone Number
Locations and availability (4)
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

  • Currently 4 of 4 stars
Patient comments (3)

The overall average patient rating of Dr. Gerard O'Halloran, Otolaryngologist is Excellent. Dr. O'Halloran has been reviewed by 5 patients who have provided 3 comments. The rating is 4 out of 4 stars.

Patient Ratings
Ease of Appointment 3.8
  • Currently 3.75 of 4 stars
Promptness 3.8
  • Currently 3.75 of 4 stars
Courteous Staff 4.0
  • Currently 4 of 4 stars
Accurate Diagnosis 4.0
  • Currently 4 of 4 stars
Bedside Manner 4.0
  • Currently 4 of 4 stars
Spends Time with Me 4.0
  • Currently 4 of 4 stars
Follows Up After Visit 4.0
  • Currently 4 of 4 stars

Specialties & Research

Dr. Gerard O'Halloran, MD is board certified in Otolaryngology and Otolaryngology - Sleep Medicine.

  • He has special expertise in 1 area:
  • Sleep Apnea (Sleep Apnea Syndromes)

Education & Awards

Dr. O'Halloran graduated from Mayo Medical School, Rochester. He has 2 awards.

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


Dr. O'Halloran has 5 hospital affiliations:

  • Fairview Ridges Hospital 
  • Northfield Hospital 

Accepted Insurance Plans

Dr. O'Halloran accepts these health insurances in at least one office:

  • Aetna - 2 plans
  • United Healthcare - 3 plans
  • Medica Health Plans - 17 plans
  • Humana - 9 plans
  • Cigna - 3 plans

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Additional Information
Where does Dr. Gerard L. O'Halloran practice?
Dr. Gerard O'Halloran practices Otolaryngology, Sleep Medicine, and Pediatric Otolaryngology near Willmar, MN.
Additional practice locations include: Faribault, MN and Owatonna, MN.
See Willmar Otolaryngologists and Willmar Pediatric Specialists.