A Multidisciplinary Approach to Pain Relief
We specialize in non-surgical interventional procedures designed to minimize opioid dependence, restore your function, and dramatically improve your quality of life.
Restoring Function.
Reclaiming Life.
Interventional Spine and Pain, LLP was founded with the practice belief that the most effective method of improving chronic pain conditions is through a multidisciplinary approach and non-surgical interventional procedures. This is done while remaining cognizant of the fact that pain can affect an individual's quality of life — functionally, emotionally, and socially.
Interventional Procedures
Advanced, non-surgical treatments tailored to your specific diagnosis and pain generators.
Our Specialists
Board-certified experts dedicated to interventional pain management and rehabilitation.
Dr. Mark LeDoux
Board Certified Anesthesiologist
Dr. LeDoux was born in Lake Charles, LA, and raised in Port Neches, TX. He earned a Bachelor of Science degree from Lamar University, where he was an internationally ranked 400m hurdler, and graduated from medical school at the University of Texas Health Science Center in San Antonio in 2004. After medical school, he completed his Surgery Internship at Christus St. Joseph's in Houston, followed by Anesthesiology training at the University of Texas Southwestern in Dallas, completed in 2008. There he also completed an American Board of Anesthesiology-accredited Fellowship in Interventional Pain Management. He is board certified in Anesthesiology as well as Pain Management by the American Board of Anesthesiology. Beyond delivering the highest level of technical care, Dr. LeDoux is committed to a compassionate and comprehensive approach for his patients, with the goal of restoring functionality in their everyday lives and overall quality of life.
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Dr. Nathan Walters
Board Certified in Physical Medicine & Rehabilitation
A native of Dallas, Dr. Walters is a fellowship-trained pain management specialist who focuses on conservative treatments such as physical therapy, medications, and spinal injections to diagnose and treat pain. Dr. Walters is double board certified in Physical Medicine & Rehabilitation as well as Pain Management. After earning his medical degree with honors from the University of Texas Health Science Center in San Antonio, he completed his residency training at Baylor University Medical Center in Dallas, where he focused on outpatient musculoskeletal pain syndromes, with an emphasis on conservative treatment of the spine. He then pursued further training at UCLA's prestigious fellowship program in Pain Management, where he became proficient in fluoroscopically guided spinal injections to diagnose and treat pain. Dr. Walters is also trained in electrodiagnostic medicine (EMG) and nerve conduction studies (NCS), nerve tests performed in the office to aid in the diagnosis and prognosis of spinal conditions. In addition, Dr. Walters is one of the few physicians chosen to serve and represent the Texas State Board of Medical Examiners as an expert panelist in Pain Management.
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Michelle Cardinal, PA-C
Physician Assistant – Spine & Surgical Care
Michelle Cardinal, PA-C, is a board-certified Physician Assistant with nearly two decades of experience in orthopedic and spine surgery, now focused on pain management and aesthetic medicine. Her clinical strengths include patient evaluation, imaging interpretation, in-office procedures, Botox injections, and developing individualized treatment plans that address both function and quality of life. Michelle completed her undergraduate studies at the University of Texas at Austin and earned her Physician Assistant degree from the University of North Texas Health Science Center. She went on to complete a one-year surgical Physician Assistant residency at Duke University Medical Center, an experience that shaped her approach to complex, procedure-based care. Passionate about patient care and lifelong learning, Michelle regularly attends conferences and continuing education events to stay current with advances in medicine. Outside the clinic, she cheers on the Texas Longhorns, spends time with family, and rarely misses one of her kids' games.
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Charissa Parker, APRN
Family Nurse Practitioner – Pain Management
Charissa grew up in Oklahoma City and is proud to be a lifelong Oklahoma Sooner at heart — Boomer Sooner! She earned her Bachelor of Science in Nursing from the University of Oklahoma in 2013 before moving to Texas to begin her nursing career. She began her nursing career in orthopedics before being accepted into Baylor Scott & White’s Emergency Medicine Nurse Residency Program. She continued working as an Emergency Medicine RN while earning her Master of Science in Nursing from Texas Woman’s University, becoming a Family Nurse Practitioner in 2018. Throughout her career as a nurse practitioner, she has had the opportunity to care for patients in a variety of specialties, including general neurology, non-operative pain management, renal transplant, and dialysis. These experiences have allowed her to develop a broad clinical perspective while deepening her passion for helping patients manage pain and improve their quality of life. She is excited to return to her roots in pain management, where she can provide compassionate, personalized care focused on helping patients get back to the activities and life they enjoy. Outside of the office, she enjoys kayaking, books clubs, spending time with friends, traveling, and visiting dog parks with her family.
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Dr. Pablo Zeballos
In Loving Memory
Dr. Zeballos, or “Dr. Z” as he was fondly known by his patients and colleagues, left an indelible mark on the lives of those around him. Originally from Peru, he immigrated to the U.S. with his family as a child. Inspired by his father and brothers, all of whom are physicians, Dr. Z pursued a career in medicine with unwavering dedication. D Magazine consistently listed him among DFW’s top interventional pain physicians, a testament to his exceptional skills. He possessed a remarkable ability to connect with people on a deeper level — his warmth, empathy, and positive outlook enriched the lives of everyone he encountered. Dr. Z embodied the art of living a well-rounded life, excelling as a husband, father, friend, doctor, and even a DJ. His legacy serves as a powerful reminder to embrace life with enthusiasm and kindness.
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