Find a Top Orthopedic Surgeon Near Me in Pomona, CA – Book an Appointment Instantly

Gregory Carlson, MD, of Restore Orthopedics and Spine Center in Orange, California, is a board-certified orthopedic surgeon with subspecialty training in spine surgery. He specializes in minimally invasive spinal surgery for rapid recovery, including diagnosis and repair of previously failed spinal surgeries, revision surgery, and artificial disc replacement and other motion preservation techniques. He also performs microsurgical procedures for herniated discs, spinal stenosis, and other neurocompressive problems.

After completing his Bachelor of Arts Degree in Biology at Southern University in Collegedale, Tennessee, Dr. Carlson attended medical school in California, at Loma Linda University, graduating with Alpha Omega Alpha honors. He did his residency and first year of spine fellowship at the University of California, San Diego, and then finished a second spine fellowship at Case Western Reserve University in Cleveland.

Dr. Carlson has published numerous scientific articles on both basic science and clinical topics, and lectures extensively on spinal reconstructive topics. He continues to teach residents and orthopedic surgeons both locally and abroad. Dr. Carlson is also a Clinical Assistant Professor of Orthopedics at the University of California, Irvine.

Dr. Carlson serves on the editorial advisory boards for Spine and The Journal of Bone & Joint Surgery and regularly provides peer review services for scholarly articles that have been submitted for publication. He has received research funding for clinical and basic research projects resulting in award-winning paper presentations at a number of spine society meetings.

He is a member of the American Academy of Orthopedic Surgeons, the California Orthopedic Association, the Orange County Medical Association, the American Orthopedic Association, and the Cervical Spine Research Society.

Navid Ghalambor, MD, is a Board Certified Orthopaedic Surgeon specializing in shoulder, elbow and wrist surgeries, with special emphasis on the treatment of shoulder and elbow conditions.
​He received his medical degree from the University of Southern California - Keck School of Medicine.
​
He subsequently completed his orthopaedic surgery residency training at the University of Southern California – Los Angeles County Medical Center. Dr. Ghalambor underwent fellowship training in shoulder arthroscopy and reconstruction at the renowned Harvard Shoulder Program at the Massachusetts General Hospital and the Brigham and Woman’s Hospital in Boston. He also underwent an adult arthritis and reconstruction fellowship at the UCLA/Orthopaedic Hospital in Los Angeles.

​Dr. Navid Ghalambor was awarded the graduate research fellowship during his medical school training at USC. During his orthopaedic surgery training at USC, he was chosen by the faculty to be a chief resident of the program, which was one of the largest orthopaedic residencies in the country. Dr. Ghalambor has served as an Assistant Clinical Professor of orthopaedic surgery at USC for 12 years and during this time he has been involved in the training of orthopaedic surgery residents at the USC Sports Service. He has also served as an instructor of orthopaedic surgery at the Harvard Orthopaedic Surgery Program.

​Dr. Ghalambor has published numerous articles in peer reviewed orthopaedic surgery journals including articles on shoulder arthroplasty, instability and stiffness. He has given numerous local and national presentations including those at the annual meetings of the American Academy of Orthopaedic Surgeons.
His research has been presented at international orthopaedic surgery meetings. Dr. Ghalambor is a member of the American Academy of Orthopaedic Surgeons, California Orthopaedic Association, Codman Shoulder Society, and Southern California Society for Surgery of the Hand. He has been voted as being one of the “top doctors” in Orange County by Orange Coast Magazine and Orange County Medical Association. Dr. Ghalambor has also been chosen as one of the Southern California’s top doctors by Castle Connolly Medical, LTD.

​​Dr. Ghalambor enjoys trail running and hiking. One of his most memorable sports experiences was being the head coach of his son’s AYSO soccer team for 4 years and leading his BU10 Team to local and regional finals. In his spare time, he enjoys traveling and oil painting.

Click to view Dr. Ghalambor's website

Duke Hasson, M.D. is an orthopaedic surgeon fellowship-trained in Adult Reconstructive surgery.  He received his undergraduate degree from SMU, a doctor of medicine from The University of Texas at Houston, and completed a residency in orthopaedic surgery at The University of Colorado, Denver.  Following his residency, Dr. Hasson received an additional year of training doing a fellowship in Adult Reconstruction at the prestigious Insall Scott Kelly/NYU Hospital for Joint Diseases.

Dr. Hasson specializes in disorders of the hip and knee, complex revisions of painful previous hip and knee surgeries, knee arthroscopy, trauma, and general musculoskeletal conditions.

Dr. Hasson specializes in robotic joint replacements. He utilizes the MAKO robot for all his hip and knee replacements. He is the only doctor in Orange County using the robot for anterior hip replacements.

STEPAN KASIMIAN, M.D.

Stepan Kasimian, M.D., is an orthopaedic surgeon with specialty training in complex spinal reconstruction and minimally invasive spine surgery. His primary interests include degenerative spine disease and spinal deformity. He has extensive experience in treating multiple spine disorders including disc herniations, spinal stenosis, spondylolisthesis, kyphosis, scoliosis, tumors, and spinal trauma in the cervical, thoracic, and lumbar spine.

EDUCATION

Dr. Kasimian received his undergraduate degrees in Microbiology & Molecular Genetics and History from the University of California, Los Angeles. He completed his internship and residency in orthopaedic surgery at the Los Angeles County-USC Medical Center. After residency, Dr. Kasimian obtained further training in complex spinal reconstruction surgery at Cedars-Spinal Medical Center, Institute for Spinal Disorders.

RESEARCH

Dr. Kasimian has presented his research at the International Meeting on Advanced Spine Techniques and has written a chapter on endoscopic thoracic disc herniations in a prominent spine textbook.

PROFESSIONAL MEMBERSHIPS/AFFILIATIONS

He is a member of the American Medical Association, Alpha Omega Alpha Honor Society, North American Spine Society, and the American Academy of Orthopedic Surgeons. In order to better serve his patients, his practice is located in Beverly Hills, Glendale, and Rancho Cucamonga and he maintains privileges in numerous hospitals including Cedars-Sinai Medical Center and Glendale Adventist Medical Center.

Darren L. Bergey, MD, is a talented Spine and Orthopedic Surgeon at Executive Medical and Surgical Associates. Dr. Bergey provides high quality and personalized care to all his patients from two offices in Colton and Costa Mesa, California.

He completed additional spine surgery fellowship training at Cedars Sinai Institute for Spinal Disorders in Los Angeles.

Dr. Bergey has provided patient evaluations and surgical treatments from his office in Colton since 2005. He has been at the forefront of his field using restorative therapies.

He is experienced in the use of peptides, and PRP injection therapies, autologous bone marrow aspirate concentrate procedures, and alternative therapies. Many patients use these alternative restorative therapies to avoid surgery.

Dr. Bergey has vast knowledge in the industry, specializing in spine and orthopedic surgery, minimally invasive techniques, and endoscopic and disc replacement surgeries.

Dr. Bergey welcomes all patients to Executive Medical and Surgical Associates offices and looks forward to serving them.

Brandon A. Ortega, MD, is a fellowship-trained orthopedic spine surgeon who provides comprehensive and personalized spinal care to adults in Torrance and Long Beach, California. His dedication to helping each patient regain mobility, reduce pain, and improve their quality of life has earned the respect of everyone in the community struggling with neck and back pain.

Dr. Ortega received his medical degree from the Keck School of Medicine at the University of Southern California (USC) in Los Angeles. He stayed at USC to complete his orthopedic surgery residency, where he served as chief resident.

He pursued specialized training in spine surgery, completing a fellowship at the prestigious University of California, Davis. During his fellowship training, he learned traditional, minimally invasive, and image-guided techniques for treating complex adult and pediatric spinal deformities.

Dr. Ortega specializes in diagnosing and treating all cervical (neck), thoracic (mid-back), and lumbar (lower back) conditions. His areas of interest include motion-preserving and minimally invasive surgery and using advanced technologies like navigation, robotics, and endoscopy to improve patient safety and outcomes.

He has published many peer-reviewed articles and textbook chapters and presented his research at national and international medical conferences. 

Taking a compassionate and patient-centered approach, Dr. Ortega believes in treating each patient as a person and tailoring treatment to meet their specific needs and goals. 

He creates treatment plans that integrate nonoperative interventions, including lifestyle and activity changes, physical therapy, occupational therapy, and pain management. His whole-person approach addresses each patient’s spine condition, optimizing conservative treatments and helping them avoid surgery whenever possible.

Dr. Ortega welcomes new patients and looks forward to providing ongoing care to his current patients, working with them to restore an active, healthy life.