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What’s new in Denton

Larger clinics at the TBI

The Denton office is one of the larger clinics at the Texas Back Institute and offers on-site physical therapy as a convenience to patients. Physicians and staff at the Denton office are great advocates of employee wellness and actively encourage employees to participate in making healthy decisions.

The Denton clinic is home to over 20 employees including 2 orthopedic spine surgeons, 1 neurosurgeon, 1 physiatrist, 1 PA. and 1 PMR.

Dr. Akwasi Boah

In September 2016, Dr. Akwasi Boah, a Neurosurgeon, joined the Denton location as the one of the newest additions to the Texas Back Institute surgical team.

“I dedicate my practice exclusively to the thorough evaluation and treatment of cervical, thoracic and lumbar pathology. When required, surgical treatments are tailored to meet patient’s needs.”

Dr. Boah is a Board-Eligible, Fellowship-Trained Neurosurgeon who completed his residency at the New York University School of Medicine, followed by a fellowship at the Johns Hopkins Department of Neurosurgery. He has authored and co-authored various papers and chapters in medical literature. He also is frequently called on to give oral presentations, including the prestigious NYU Department of Neurosurgery, and the annual NMA Section of Neurology and Neurosurgery Gathering in 2010.

Dr. Boah is proficient in English, Spanish, Italian, and Portuguese.

Dr. Michael S. Hisey

In 1999, Dr. Michael S. Hisey, is an Orthopedic Spine surgeon, joined the Texas Back Institute, was the president from 2015-2016, and can currently be seen in Denton and Flower Mound. Dr. Hisey always uses the most innovative and least invasive techniques to treat his patients.

“My goal is to return my patients to productive and pain-free activity using the most advanced minimally invasive and motion-preserving techniques, holding surgery as a last option.”

Dr. Hisey completed his medical degree from the University of California in San Diego. His residency and internship was completed at Albert Einstein Medical Center in Philadelphia, PA. Dr. Hisey received his fellowship from Texas Back Institute in Spine Surgery.

He is very highly regarded as he was President of Texas Back Institute from 2010-13 and has served in many committees and in many high positions at various North Texas hospitals. Dr. Hisey is frequently requested to present his papers on new research and techniques in orthopedics.


denton tx back institute

Dr. Stephen Tolhurst

Dr. Stephen Tolhurst, an Orthopedic Spine Surgeon, joined the Denton location in 2012 after he completed his fellowship in spine surgery.

“I treat every patient as though they were a member of my family. My goal is to return patients to the lifestyle they enjoyed before their pain began. I hold surgery as a last resort, and will do everything possible to achieve a great result for you.”

Dr. Tolhurst’s unique experience during his fellowship, which was a combination of neurosurgical and orthopedic surgery training, plus spinal trauma, makes him an ideal member of our team in Denton. He received his medical degree from the University of Chicago Pritzker School of Medicine and completed his orthopedic surgery residency at the University of Michigan.

Although Dr. Tolhurst has a special interest in conditions of the cervical spine, he expertly treats all spinal disorders. He spends his free time dedicated to research and publishing peer-reviewed articles and chapters about the spine.

Dr. Eric Ray

Dr. Eric I. Ray completed his undergraduate studies at Texas Tech University in Lubbock, TX, and went on to get his M.D. from the Texas Tech University Health Sciences Center School of Medicine. While there, he next completed his Internal Medicine Internship in 2007. From 2008 to 2010, he completed Residency in Physical Medicine and Rehabilitation University of Texas Southwestern Medical Center in Dallas, TX. From 2010-2011, Dr. Ray completed his Fellowship in Interventional Spine and went on to work as an Associate Physician at Tarpon PA in Plano, Texas from 2011-2013. In 2013, Dr. Ray began Southlake Sports and Spine in Southlake, Texas.

Physicians Servicing this Location

Akwasi Boah M.D.

Neurosurgeon Texas Back InstituteNeurosurgery
3537 I-35E Suite 308 Denton, TX 762105858 West Main Street Suite 120 Frisco, Texas 75033 Phone: 940-382-2204

Michael S. Hisey M.D.

Orthopedic Spine Surgeon Texas Back InstituteOrthopedic Spine Surgery
3537 S I35E Suite 308 Denton, TX 762104370 Medical Arts Dr. River Walk Building III Suite 230 Flower Mound, TX 76210 Phone: 940-382-2204

Thomas Kosztowski M.D.

Neurosurgeon Texas Back Institute
4001 W. 15th Street Suite 455 Medical Office Bldg. III Plano, Texas 750933537 SI35E Suite 308 Denton, TX 762104616 US 75, Suite 202 Denison, Texas 75020 Phone: 469-782-0660 Fax: 469-782-0661

Eric Ray M.D.

Physiatrist – Physical Medicine and Rehabilitation
3537 SI35E Suite 308 Denton, Texas 76210 Phone: 940-382-2204 Fax: 940-483-8933

Stephen Tolhurst M.D.

Orthopedic Spine Surgeon Texas Back InstituteOrthopedic Surgery
4370 Medical Arts Dr. River Walk Building III, Suite 230 Flower Mound, TX 750283537 I-35E Suite 308 Denton, TX 76210 Phone: 972-956-8181

Physician Assistants Servicing this Location

Augustina Kuma-Miller PA

Physician Assistant Texas Back Institute
3537 SI35E Denton Suite 380 Denton, TX 76210


Texas Back Institute – Denton

3537 SI35E
Suite 308
Denton TX 76210
United States
Phone: 940-382-2204
Fax: 940-483-8933
Saturday Closed
Sunday Closed