New Search Back to Search Results 10401 Share Profile William Ko, MD 4.7 out of 5 (94 Ratings) Specialty Pain Medicine (Board Certified) Additional Language Spoken Mandarin Chinese Medical Groups & Affiliations St. Jude Affiliated Physician St. Jude Heritage Medical Group Phone (714) 446-5200 Address St. Jude Heritage Medical Group 100 E. Valencia Mesa Dr. Suite 310 Fullerton, CA 92835 Get Directions Accepting New Patients Primary Office Address St. Jude Heritage Medical Group 100 E. Valencia Mesa Dr. Suite 310 Fullerton, CA 92835 Get Directions Phone (714) 446-5200 Fax (714) 446-5181 Hours Mon - Fri: 8 a.m. - 5 p.m. Secondary Office Address 24060 Camino del Avion Suite A Dana Point, CA 92629 More Information Website www.psjhmedgroups.org The patient rating score is based on responses and comments from Press Ganey. Responses are measured on a 10 point scale, with 10 being the best score. These scores are then translated to a 5 point scale in order to display results in a 5 Star rating. Comments are also gathered from the same survey and displayed in their entirety with the exception of any language that may be considered libel, or may contain private health information, or is unrelated to the provider being reviewed. Learn more about Press Ganey star rating calculations Meet The Doctor Specialties & Education Primary Specialties Pain Medicine (Board Certified) Secondary Specialties Anesthesiology (Board Certified) Education & Training Medical School University of Southern California School of Medicine- Los Angeles, CA Internship Harbor-UCLA Medical Center- Torrance, CA Residency Harbor-UCLA Medical Center- Torrance, CA Fellowship UCLA Medical Center- Los Angeles, CA Reviews Reviews About Our Survey 24-Aug-2018 Same reason I explained before he never returned my phone calls. 21-Jul-2018 excellent 19-Jul-2018 dr Ko is compassionate 17-Jul-2018 Very professional. 26-Jun-2018 He treated me badly. He talk down to me about pain med. He had a bad manners. #8. I understand very well. 10 Total Comments Page 1 2 Next Back to Search Results