Meet Our Orthopaedic Specialists in San Antonio
At MD Spine Care Orthopaedics, our team of experienced providers is dedicated to delivering high-quality care for patients experiencing joint pain, mobility issues, and musculoskeletal conditions.
Our providers include orthopaedic surgeons, pain management specialists, and experts in foot and ankle care. Each member of our team is committed to providing personalized, patient-centered treatment to help you move better and live without pain.
Our Providers

Dr. Frank K Kuwamura, III
Board-Certified Orthopaedic Surgeon
- Specializes in diagnosing and treating spinal conditions
- Pioneer in innovative medical technology
- Focused on improving patient outcomes through advanced techniques
- Committed to high-quality, patient-centered care
Dr. Irvin Sahni
Fellowship-Trained Spine Specialist
- Specializes in advanced spine care
- Dedicated to reducing pain and restoring mobility
- Delivers compassionate, patient-focused treatment
- Utilizes advanced treatment approaches
Dr. Jason O. Toy
Board-Certified Spine Specialist
- Specializes in advanced spine surgery
- Fellowship-trained with expertise in complex spinal conditions
- Focused on evidence-based, patient-centered care
- Experienced in treating complex cases
Dr. M. Tyrrell Burrus
Board-Certified Orthopaedic Surgeon | Sports Medicine & Shoulder Specialist
- Specializes in shoulder injuries and sports-related conditions
- Expertise in both surgical and non-surgical treatments
- Focused on evidence-based musculoskeletal care
- Dedicated to improving function and mobility
Dr. Remi Nader
Neurological & Spine Specialist
- Leading expert in neurological and spinal surgery
- Delivers advanced, specialized neurosurgical care
- Focused on complex conditions and treatment solutions
- Committed to high-quality, patient-centered care
Dr. Stephen Dinger, DO
Pain Management Specialist
- Over 13 years of experience in private practice
- Specializes in chronic pain treatment
- Focused on long-term pain relief and function improvement
- Provides patient-centered care
Dr. Raj Nangunoori
Spine Specialist | Advanced Minimally Invasive Techniques
- Expert in minimally invasive spine surgery
- Utilizes 3D surgical models and intraoperative image guidance
- Focused on restoring mobility and relieving pain
- Experienced in advanced surgical techniques
Dr. Mario Bustamante
Orthopaedic Specialist | Regenerative Medicine
- Focused on restoring mobility and relieving joint pain
- Expertise in orthopaedic procedures and regenerative medicine
- Provides personalized, comprehensive care
- Utilizes advanced, non-surgical treatment options
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