Innovative. Excellent. Care.

The Orthopaedic Specialists of South Texas offer state-of-the-art options for diagnosis and recovery for all orthopaedic and sports-related injuries and conditions. 

Physicians & Staff

Our physicians and staff provide comprehensive and specialized care from conditions caused by work- and sports-related injuries, fractures, deformities, congenital defects, and disease processes. We treat the complete range of musculoskeletal disorders, diseases, and injuries to the hand, wrist, elbow, shoulder, foot, and ankle.  We offer the highest quality of orthopaedic, medical, and surgical care available in the areas of reconstruction/arthroscopic surgery and endoscopic carpal tunnel release.

The physician-patient relationship at TOSSTX is based on mutual understanding, respect, and trust. We make a special effort to explain pertinent issues to you regarding your condition, medication, and treatment. If you have any questions, or, if something is ever not completely clear to you, please do not hesitate to ask.

The Orthopaedic Specialists of South Texas treat upper and lower extremity orthopaedic injuries as well as non-surgical sports injuries.

Mark M. Casillas, M.D.
Foot, Ankle & Lower Leg 
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Jeremy L. Dickerson, M.D.
Sports Medicine
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Craig C. Glauser, M.D.
Foot, Ankle & Lower Leg
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Stacé S. Rust, M.D.
Shoulder, Elbow, Wrist & Hand
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Ryane M. Cordero, MPAS, PA-C
Physician Assistant
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Visit Our Office

Nix Medical Center
16th Floor
414 Navarro St
San Antonio, TX 78205

Phone: 210-224-2655
Fax: 866-644-0889