> > > > Dr. William O'Connor, MD
Dr. William Thomas O'Connor MD is a male Anesthesiologist, has 29 years of experience and practices in Family Medicine, General Practice, and Pain Medicine.
Dr. William O'Connor has 1 office location.
William T O Connor
300 Mason St
Vacaville, CA 95688

Phone Number
Locations and availability (1)
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 O'Connor:

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  1. Qualifications
  2. What's important to you

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Patient Reviews

  • Currently 4 of 4 stars
Patient comments (0)

The overall average patient rating of Dr. William O'Connor is Excellent. Dr. O'Connor has been reviewed by 2 patients who have provided 0 comments. The rating is 4 out of 4 stars.

Patient Ratings
Ease of Appointment 3.0
  • Currently 3 of 4 stars
Promptness 3.0
  • Currently 3 of 4 stars
Courteous Staff 4.0
  • Currently 4 of 4 stars
Accurate Diagnosis 3.5
  • Currently 3.5 of 4 stars
Bedside Manner 3.5
  • Currently 3.5 of 4 stars
Spends Time with Me 4.0
  • Currently 4 of 4 stars
Follows Up After Visit 3.5
  • Currently 3.5 of 4 stars

Specialties & Research

  • He has special expertise in 9 areas:
  • Arthritis
  • Back Pain
  • Fibromyalgia
  • Flu (Human Influenza)
  • Neck Pain
  • Radiculopathy
  • Sciatica
  • Shoulder Pain
  • Wounds and Injuries

Education & Awards

Dr. O'Connor graduated from University of Cincinnati.


Dr. O'Connor has 3 hospital affiliations:

  • NorthBay Medical Center 
  • NorthBay Vaca Valley Hospital 
  • Sutter Solano Medical Center 

Accepted Insurance Plans

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

  • United Healthcare - 9 plans
  • Blue Shield of California - 88 plans
  • Anthem Blue Cross - 9 plans
  • Cigna - 11 plans
  • Humana - 6 plans
  • Aetna - 3 plans


  • Spanish

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Additional Information
Where does Dr. William T. O'Connor practice?
Dr. William O'Connor practices Family Medicine, General Practice, and Pain Medicine near Vacaville, CA.
See Vacaville Family Physicians, Vacaville General Practitioners, and Vacaville Anesthesiologists.