Meet the Doctor

About These Doctors' Office

For their work with various cases and outstanding service to their patients the Doctors have been featured in:

  • Pasadena Star News,
  • Inland Valley Daily Bulletin,
  • San Bernardino Sun,
  • Victor Valley Daily Press,
  • Pasadena Magazine,
  • Arroyo Magazine,
  • Health Beat Magazine, and
  • MD News (a magazine for Medical Doctors).

The office continue to provide valuable free information at workshops to deal with issues of Neck and Low Back Pains, Carpal Tunnel Syndrome, Fibromyalgia, and other conditions as well as provide literature to the public through free reports and service announcements to insure patient are getting the care they deserve.

The office has been helping people with whiplash, arm/wrist/hand pain, neck, mid-back and low-back pain, leg pain, sciatica, herniated discs, chronic fatigue and Fibromyalgia syndrome, scoliosis, childhood injuries, work injuries, automobile accident injuries, knee problems and shoulder problems, and the list goes on.

Insurance Specialist are on staff to answer any insurance related questions and process your insurance. Our insurance specialist is a black belt in health insurance, auto accident insurance, and workers' compensation issues.

Convenient Hours - we have convenient hours that fit the most difficult of schedules.

Convenient Locations - the Rancho Cucamonga office is very conveniently located between the 210, 10 and 15 freeways. The Pasadena office is located right off the 210 freeway in Pasadena. We have people driving from great distances such as Oxanrd, Perris, Colton, Wrightwood, Chino Hills, just to name a few.

It is quite common for patients to drive over 60 minutes to seek treatment from the doctors.


  • About Dr.
    Ian Porterfield
    DC FICPA-

    A native of Southern California Dr. Ian Porterfield enjoys the life he and his family live. He and his wife Ana have four children, Reilly, Finnian, Nolan, and Dermott. All boys ranging from 12 to 2 years old.

    Dr. Porterfield fulfilled his life-long dream of becoming a doctor of chiropractic. Since the age of seven Dr. Porterfield has said to his friends, family and college advisors that he was going to go to chiropractic school.

    He is a 2000 graduate from The Southern California University of Health Sciences where he achieved his Doctorate in Chiropractic. He also received a Fellowship in Chiropractic Pediatrics from The International Chiropractic Association.

    Dr. Porterfield hopes that he can help better the lives of those he comes into contact with through the philosophy, science and art of chiropractic. He feels that God has provided him with a great gift to be able to help the sick, and the ailing by giving them a glimmer of hope and providing restitution to their hurting bodies thru prayer, nutrition and chiropractic care.

    'Its Dr. Don's and my hope is that this website and our book will help you make a significant change in your life. To live the life with the potential God has created in you. To put an end to the suffering and return the hope you once had. I look forward to receiving the positive feedback from those we see as patients and from those who take action because of the words on these pages and get their lives back. God Bless.' - Dr. Ian Porterfield

  • About Dr.
    Troy Don

    Dr. Troy Don has been blessed with 2 beautiful children - Luke (age 5) and Trinity (age 1). Dr. Don's wife, May, and his children help him to realize what the most important things in life really are.

    Dr. Don's first career was in the business realm, simply because he didn't want to go to the extensive schooling require to be a doctor of chiropractic. After finishing his undergraduate degree from the University of Southern California with a B.S. in Business Administration, he decided to help people in a deeper level so he chose to pursue his childhood dream. So back to school he went in order to enter Chiropractic College.

    Dr. Don met Dr. Ian Porterfield in Chiropractic College, graduating in 2000 from The Southern California University of Health Sciences where he achieved his Doctorate in Chiropractic. Dr. Don when on to become a Qualified Medical Examiner for the State of California.

    When Dr. Don is not with his family or one of his offices, he is probably at a seminar to stay at the forefront of the latest in technology and research or he is writing and compiling information for his patients or website subscribers.

    'I love that my patients become my friends, but they need to know that I am their doctor first! And that they can get mad at me for asking them to do things they wont enjoy doing.First things first.'