About Our Houston Car / 18 Wheeler Accident Clinic

Learn about our providers at our Houston car /18 wheeler accident clinic and injury rehabilitation center, Allied Medical Centers. We use a varied approach at evaluating our patients, all of which draws from multidisciplinary areas. Our providers specialize in treating work-related injuriesinjuries from car accidents, injuries from 18 wheeler  or other injuries that resulted from the negligent behavior of others. We can especially help with injuries of the spine, extremities, and soft tissues. Our car / 18 wheeler accident  doctors are ready to guide you on the road toward recovery.

If you would like to speak with our staff, please contact us today!

Brett L. Garner, DC, CCSP

Dr. Garner is one of the founding owners and Chief Executive Officer of Allied Medical Centers. He has a Bachelor’s Degree in Finance from Southwest Texas State University and earned a Doctorate of Chiropractic from Texas Chiropractic College in 1996.

He is certified as a Chiropractic Sports Physician (CCSP) and a member of the Texas Chiropractic Association.


William H. Hicks, DC

Dr. Hicks is one of the founding owners and is Chief of Operations of Allied Medical Centers. He is a 1999 graduate of Texas Chiropractic College. He completed a one-year residency at the Spine Neurosurgical and Rehabilitation Center in 2000.

He is a member of the Texas Chiropractic Association. He has served as a Board Member for the National Chronic Pain Society. Dr. Hicks has completed numerous postgraduate training courses with a focus on rehabilitation, occupational medicine, and evidence based physical medicine. He has completed advanced training in the use of the Third and Fourth Edition of the AMA Guides. He has successfully completed the (TRSAT) Texas Impairment Ratings Skills Assessment Test. Dr. Hicks has published articles in the Chronic Pain Report with an article to include discussing “Degenerative Disc Disease.”

His practice includes all aspects of multi-disciplinary care including physical therapy, chiropractic medicine, behavioral medicine, physical medicine, nutrition, and vocational counseling.


John Connell, DC

Dr. John Connell, DC is the Clinic Director of Allied Medical Centers East Location since 2009. Dr. Connell has a Bachelor’s of Science in Human Biology and his Doctorate in Chiropractic from Texas Chiropractic College which he earned in 1995. Dr. Connell has been practicing as a Doctor of Chiropractic for the last eighteen years and is certified by the state of Texas as a Designated Doctor for the Texas Workers’ Compensation Commission and Peer/Utilization Review.

Dr. Connell continues to utilize and expand the skills he has learned in an attempt to provide the highest quality care to the people of his community and for the advancement of his profession as a healthcare provider.


Lee Andrea Nickel, LPT

Lee Nickel is the primary licensed physical therapist for Allied Medical Centers since June 2002. She has a Bachelor’s of Science in Health from Texas A&M University and a Master of Science in Physical Therapy from The University of Texas Medical Branch Galveston, Texas.


Esteban Rodriguez, D.C.

Dr. Esteban Rodriguez, DC is the Clinical Director of Allied Medical Centers Southwest Location since 2010. Dr. Rodriguez has a Bachelor’s degree from the University of Houston Downtown. He earned his Doctorate of Chiropractic from Texas Chiropractic College in 2009. He is a member of American Chiropractic Association, Texas Chiropractic Association, and the Chiropractic Alumni Association. Dr. Rodriguez is an active supporter and advocate for local charities, churches, and non-profit organizations including the Aplastic Anemia International Foundation, Be The Match, M.D. Anderson Cancer Center, and JDRF.

Reasons To Choose

Allied Medical Centers

20+ Convenient Locations

Spanish Speaking Staff

Multidisciplinary Approach

Injury & Recovery Experts

Transportation Available

Contact Us

Proudly Serving Houston & Surrounding Areas

Call (713) 652-3145
today to get in touch with our team and schedule an appointment.