Cardiologist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Chiropractor providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Dentist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Dermatologist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Family Physician providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
OB-GYN providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Ophthalmologist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Orthopedic Surgeon providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Pediatrician providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Physical Therapist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Podiatrist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Psychiatrist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
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.
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.
Mehul Taylor, MD, is a board-certified orthopedic surgeon at Valley Orthopedic Institute in Palmdale and Ridgecrest, California. In addition to treating male and female patients of all ages who have general orthopedic issues, Dr. Taylor specializes in diagnosing and treating athletic injuries and arthroscopic surgeries.
Dr. Taylor has firm roots in Southern California, having grown up in the San Fernando Valley in Los Angeles County and graduated from Calabasas High School in Calabasas. Dr. Taylor earned his Bachelor of Science in physiological sciences at the University of California, Los Angeles (UCLA).
Dr. Taylor then earned his medical degree at Chicago Medical School in North Chicago, where he graduated with honors in 2002. He was also elected to the noted Alpha Omega Alpha medical honor society.
Next came an orthopedic residency at the Baylor College of Medicine in Houston, Texas, before Dr. Taylor traveled to Minnesota for the University of Minnesota’s sports medicine fellowship program. There, he received advanced training in arthroscopic surgery and served as an assistant team physician for the university’s football team.
Dr. Taylor is affiliated with two hospitals where he also treats patients: Antelope Valley Hospital in Lancaster and Palmdale Regional Medical Center in Palmdale.
Anand Shah, MD, is a board-certified orthopedic surgeon and board-certified orthopedic hand surgeon and the owner of Valley Orthopedic Institute in Palmdale and Ridgecrest, California. In addition to treating patients of all ages with general orthopedic problems, Dr. Shah specializes in hand and upper extremity trauma and reconstruction.
Opening the doors to Valley Orthopedic Institute marked a homecoming for Dr. Shah, who went to Quartz Hill High School in Lancaster, California, which is just a few minutes away from Palmdale in the Antelope Valley.
Dr. Shah graduated from the University of California, San Diego with a Bachelor of Science in physiology and neuroscience. He excelled in earning his medical degree at Chicago Medical School in North Chicago in 2002, graduating first in his class and gaining election to the prestigious Alpha Omega Alpha medical honor society.
Next came an orthopedic residency at the University of Miami, Florida, and then Dr. Shah returned to UC San Diego for a fellowship program for hand, upper extremity, and microsurgery.
During his fellowship, Dr. Shah also contributed two chapters in a medical textbook, “Master’s Techniques in Orthopaedic Surgery – The Wrist,” one on hamate hook fractures and the other on radial styloidectomy.
Dr. Shah is affiliated with two hospitals where he also treats patients: Antelope Valley Hospital in Lancaster and Palmdale Regional Medical Center in Palmdale.
Experienced orthopedic surgeon Babak Samimi, MD, offers patients at Samimi Orthopedic Group unrivaled care and effective treatments for a range of musculoskeletal conditions at its Los Angeles area offices in Brentwood, West Covina, and Sherman Oaks, California.
Dr. Samimi completed his undergraduate studies at the University of California, Los Angeles (UCLA) in 2000, earning a degree in psychobiology and graduating Magna Cum Laude and Phi Beta Kappa. He attended the UCLA School of Medicine, graduating in 2004 with honors in surgery, and then completed his orthopedic surgery internship and residency at the University of Southern California in Los Angeles from 2004-2009. Dr. Samimi has authored multiple peer-reviewed articles published in esteemed clinical journals and published a book chapter on Musculoskeletal Trauma Surgery in Current Diagnosis & Treatment Orthopedics. He has widely presented his research and instructed numerous courses for orthopedic surgeons on improving outcomes for patients.
Dr. Samimi is Board Certified by the American Board of Orthopedic Surgery. He was a past adjunct clinical professor of orthopedic surgery for residents at Los Angeles County+USC Medical Center's Department of Orthopaedic Surgery. He is the director of the Orthopedic department for the West Covina Medical Center Podiatric Residency program. He is an active and past member of the American Academy of Orthopaedic Surgeons, Arthroscopy Association of North America, Orthopedic Trauma Association, and California Orthopaedic Association.
Dr. Samimi's specialties include sports medicine, shoulder & knee joint preservation, reconstruction and cartilage restoration, shoulder & knee arthroscopy, and shoulder & knee replacement. . He has developed his own surgical techniques for performing ACL (anterior cruciate ligament) repair and posterolateral corner reconstruction and teaches his methods to surgeons across the United States. Dr. Samimi is a leading expert in complex shoulder and knee conditions. Dr. Samimi performs multiple surgeries that equip him with vast experience as well as clinical expertise.
In addition to his devotion to patients at Samimi Orthopedic Group, Dr. Samimi is a volunteer for Health for Humanity, an international nonprofit organization working towards global health. He has also been a recipient of the Patients’ Choice and Compassionate Doctor Awards. To schedule a consultation with Dr. Samimi, call his office or book online today.
David Eldringhoff, MD, is a leader in sports medicine, hip, knee, and shoulder surgery, and the care of the injured athlete. He is skilled in orthopedic surgery and cares for patients in the Los Angeles area at Samimi Orthopedic Group in Brentwood, West Covina, and Sherman Oaks, California.
Dr. Eldringhoff was raised in Kansas City, Kansas. He attended Kansas State University, where he received a Bachelor of Science in 2008 with a major in chemistry and minors in physics and microbiology. He received his medical degree from the University of Kansas School of Medicine in 2012. Dr. Eldringhoff completed a residency in orthopedic surgery at Saint Louis University Hospital in Missouri.
He then completed a sports medicine fellowship at Congress Orthopaedic Associates in Pasadena, California. His fellowship focused on the treatment of injuries to the hip, knee, shoulder, and elbow, with a special emphasis on minimally invasive arthroscopic treatment. During his fellowship, Dr. Eldringhoff provided sports-related care for Occidental College, Pasadena City College, and several local high school football teams.
Dr. Eldringhoff has extensive and specialized training in orthopedic surgery, joint replacements, fracture care, sports medicine, and hip arthroscopy. His emphasis is on arthroscopic and open surgery of the hip, shoulder, elbow, and knee.
He has a unique interest in arthroscopic treatment of hip pathology that may one day be shown to prevent or delay the onset of hip arthritis in adolescent, young adult, and adult hips. Dr. Eldringhoff addresses hip impingement and labral tears with arthroscopic labral repair, using bioabsorbable bone anchors similar to those used in shoulder surgery. He also removes the bony abnormalities associated with this condition entirely through the arthroscope.
Dr. Eldringhoff also performs total joint replacement for patients with advanced hip, shoulder, and knee arthritis that cannot be treated with arthroscopy. For hip replacements, he utilizes the newest anterior approach, improving post-operative pain and providing quicker recovery.
Throughout his academic career, Dr. Eldringhoff has had substantial involvement in orthopedic research. Specific projects have focused on advances in tibial plateau fracture treatment, cartilage regeneration, and arthroscopic surgical efficiency.
Berkay Unal, MD, is a fellowship-trained, board-certified orthopedic surgeon specializing in minimally invasive, arthroscopic surgery with an emphasis on shoulder and knee disorders, sports injuries, and arthritis. He treats patients at Samimi Orthopedic Group at its Los Angeles area offices in Brentwood, West Covina, and Sherman Oaks, California.
Dr. Unal completed his undergraduate studies at The University of California, Berkeley, earning his bachelor’s degree in molecular and cell biology. Following his undergraduate studies, he held a research position at The University of California, Irvine, where he was involved in multiple
publications in molecular biology and infectious disease.
Dr. Unal realized his true passion was medicine and direct patient care. He attended medical school at The University of Southern California (USC) in Los Angeles, receiving his medical degree in 2011. He completed his orthopedic surgery residency at The University of Southern California (USC) in Los Angeles. Dr. Unal did an additional year of subspecialty training in sports medicine and arthroscopy at The University of Kentucky's Orthopaedic Sports Medicine Fellowship in Lexington.
Dr. Unal started his practice in Bakersfield, California, treating high-complexity injuries. He brings his experience and expertise to the Samimi Orthopaedic Group team.
Dr. Unal believes in a non-surgical approach as the initial step in treating most orthopedic conditions. He believes in a personalized approach and takes pride in providing knowledge and guidance to ensure his patients feel comfortable and informed.
He is a member of the American Orthopedic Society for Sports Medicine, the American Academy of Orthopaedic Surgeons, and the American Medical Association.
Dr. Unal enjoys spending time with his wife and his two daughters, weight lifting, hiking, exploring nature, snowboarding, and a variety of recreational sports in his free time. He likes to maintain an active lifestyle and aims to help his patients do the same.
Dr. Mitchell McDowell, a Board-Certified Orthopedic Surgeon, specializes in hip and knee reconstruction. He co-founded M Bone and Joint and serves as CEO. A Southern California native, he earned his undergraduate degree with Howard Hughes Medical Institute Honors from CSU Long Beach and completed medical training at Western University of Health Sciences.
Dr. McDowell completed residency at Riverside University Health System and an Adult Reconstruction Fellowship at Rush University. Before founding M Bone and Joint, he practiced for eight years as an award-winning surgeon, mentor, and researcher. He is an Associate Clinical Professor at UC Riverside and Western University.
Specializing in primary and revision joint arthroplasty, he is certified in robotic-assisted surgery (MAKO, ROSA) and researches regenerative health, ortho biologics, and shock wave therapy. In his free time, he enjoys guitar, woodworking, cooking, and reading.
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