Board-Cert Ortho: QME, PI, Trauma & Sports Injury

Specialties & Experience of this Expert Witness

Additional Information

Afshin Arianjam, M.D., FAAOS, FAAHKS, QME Board-Certified Orthopedic Surgeon | Fellowship-Trained in Sports Medicine Education & Affiliations: University of Southern California, Bachelor of Science (Renaissance Scholar, Magna Cum Laude) University of Southern California Keck School of Medicine, Medical Doctorate Fellowship: Sports Medicine Fellow, American Academy of Orthopaedic Surgeons (AAOS) Fellow, American Association of Hip and Knee Surgeons (AAHKS) Medical Director Total Joint Program at Top 100 Hospital Dr. Afshin Arianjam is a board-certified orthopedic surgeon and fellowship-trained sports medicine specialist with over a decade of experience in evaluating and treating complex musculoskeletal injuries. He currently serves as Medical Director of a nationally recognized Total Joint Program and practices at a Level 1 Trauma Center, where he manages acute and chronic injuries involving the shoulder, hip, knee, spine, and upper/lower extremities. As a Qualified Medical Evaluator (QME) and experienced orthopedic expert witness, Dr. Arianjam provides objective, evidence-based opinions in a wide range of personal injury and workers' compensation cases. His evaluations address causation, injury mechanism, standard of care, reasonableness of treatment, post-surgical complications, impairment, disability, and future medical needs. Previous experience include matters involving auto accidents, slip and falls, workplace injuries, joint replacement outcomes, fractures, dislocations, ligament and tendon injuries, traumatic arthritis, nerve entrapment syndromes, standard of care, and recovery. Dr. Arianjam’s surgical background includes modern knee replacement, anterior hip replacement, arthroscopic rotator cuff repair, anterior cruciate ligament reconstruction, hip arthroscopy, cartilage restoration, PRP/ stem cell therapy, meniscus repair/ transplantation, and total shoulder replacement. He also routinely treats high-energy trauma causing fractures and long-bone injuries, joint dislocations, and spine fractures. His upper extremity experience includes carpal tunnel release, hand, and wrist fractures. Commonly associated conditions and injuries he treats include: fractures (pelvis, long bone, spine, wrist), dislocations (shoulder, hip, knee), ligament and tendon injuries (rotator cuff, ACL, meniscus), soft tissue injuries (sprains, strains), degenerative joint conditions (arthritis, cartilage loss), joint replacements (knee, hip, shoulder), nerve conditions (carpal tunnel, hand trauma), high‑energy trauma (auto, slip and fall). In addition, he is well-versed in medico‑legal issues including causation, impairment, future care, and standard of care. He is recognized for producing clear, defensible medical-legal reports that are timely, and thorough. Dr. Arianjam is known for his professionalism, attention to detail, and ability to communicate complex medical issues in plain terms. His expert testimony is grounded in active clinical practice, up-to-date surgical techniques, and a clear understanding of medico-legal standards. Dr. Arianjam maintains offices in Los Angeles, Orange, and San Bernardino Counties and is available to travel for depositions, evaluations, and trial testimony throughout California and nationwide. "As a board-certified orthopedic surgeon actively treating patients and managing trauma, I bring real-world clinical judgment to every case. My goal is to deliver clear, objective, and defensible opinions that help clarify complex orthopedic issues with honesty, precision, and credibility." Afshin Arianjam, MD, FAAOS, FAAHKS, QME