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.
Jonathan H. Koenig, MD, is a Board Certified, fellowship-trained orthopaedic surgeon at Los Angeles Pediatric Orthopaedics serving the Brentwood community on the Westside of Los Angeles. Though Dr. Koenig specializes in treating children and young adults, he’s happy to help any patient who still feels young at heart.
Growing up on Long Island in the suburbs of New York City, Dr. Koenig was a tri-sport athlete who went on to play varsity lacrosse at Yale University in New Haven, Connecticut. He graduated from Yale with a degree in the history of science and medicine. He then returned to New York City to earn his medical degree at the Albert Einstein College of Medicine in the Bronx.
Dr. Koenig completed a five-year orthopaedic surgery residency at Lenox Hill Hospital in Manhattan's Upper East Side — home of America’s first official sports medicine department. His training included rotations at world-leading institutions like Boston Children’s Hospital, R Adams Crowley Shock Trauma Center in Baltimore, Maryland, and Memorial Sloan Kettering Cancer Center in New York City. Dr. Koenig served as chief resident during his final year and completed a traveling fellowship at The Royal Children’s Hospital in Melbourne, Australia.
Leaving New York City for sunny Southern California, Dr. Koenig finished a one-year fellowship in pediatric orthopedics and scoliosis surgery at the world-renowned Rady Children’s Hospital-San Diego. He’s honored to bring his wealth of knowledge and extensive experience to the Westside of Los Angeles, where he resides with his wife, Dani - a native Angeleno. They enjoy spending time with their young daughter, Harlow as well as their first born - Woody, a golden retriever.
As a former athlete and orthopaedic patient himself, Dr. Koenig has a personal understanding of all aspects of the care he provides. From sports-related injuries like ACL tears or patella dislocations as well as broken bones or limb deformities and joint pains, he makes sure that every patient receives prompt, highly individualized treatment. He’s also happy to provide emergency care for traumatic injuries as they arise.
“Dr Koenig, was great, we did not have to wait and he was very good at putting my 5 year old daughter at ease, as well as explaining everything to her and to me. Would highly recommend!”
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.
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.
Kushagra Verma, MD, MS, FAAOS, is a board-certified orthopedic spine surgeon at Advanced Spine Care in Los Alamitos and Marina Del Rey, California. He is fellowship-trained in complex spine surgery and has many years of experience. He offers surgery when it’s the best option to ensure the highest quality of life for his patients.
Dr. Verma earned a bachelor’s degree in biomedical engineering from Cornell University School of Engineering in Ithaca, New York, and a master’s degree in molecular biology from the NYU Graduate School of Arts & Sciences in New York City. He completed medical school at NYU School of Medicine in New York City.
Dr. Verma also completed an orthopedic surgery residency at Thomas Jefferson University’s Rothman Institute in Philadelphia, Pennsylvania, and an adult and pediatric spine fellowship (with a focus on spinal deformities) at the University of California at San Francisco.
Dr. Verma has been recognized many times for his expertise. He was selected by The Leading Physicians as a Top Orthopedic Surgeon of the Spine. He also received the Top Doctor Award in Los Alamitos and numerous other professional recognitions for his excellence.
Dr. Verma is an experienced college educator with experience at the University of Washington in Seattle, Long Beach Memorial in Long Beach, California, and the Western University of Health Sciences in Pomona, California.
He specializes in treating spinal anomalies, including spinal stenosis, scoliosis, spondylolisthesis, disc herniation, and flatback syndrome. Dr. Verma is a member of the American Academy of Orthopaedic Surgeons (AAOS) and the Scoliosis Research Society (SRS). He has contributed to nearly 50 peer-reviewed publications.
Dr. Verma spends as much time as patients need to ensure they feel heard with all of their questions addressed. He fully explains their diagnoses, thoroughly reviews all imaging results, and discusses detailed treatment options — always giving patients a voice in their treatments. He uses the latest technological advances and procedures to ensure long-lasting outcomes.
Dr. Verma welcomes new and existing patients to Advanced Spine Care and looks forward to optimizing their spinal health and overall quality of life.
Thomas J. Kremen, MD is a board-certified orthopedic surgeon with additional subspecialty certification in Sports Medicine and Shoulder Surgery. He has served as team physician all over the country, and around the world, helping athletes across the globe stay at the top of their game. He has served as team physician for numerous organizations including Duke University Intercollegiate Athletics, US Men's National Team Soccer, LA Galaxy (MLS), USA Basketball, and the USA Olympic Swimming Team. He currently serves as a team physician for the UCLA Bruins NCAA Division I intercollegiate athletics teams, the chair of USA Swimming's Sports Medicine and Science Committee, the head team physician for the South Bay Lakers (NBA G-League), and an associate team physician for the Los Angeles Lakers (NBA).
Dr. Kremen has devoted his career to helping patients of all sports levels maintain active lifestyles. Using the latest orthopedic techniques and science, Dr. Kremen helps athletes in Los Angeles recover quickly from injury, getting them back into the game stronger than ever. With his eyes on the future of sports medicine, Dr. Kremen is a federally-funded clinician-scientist who is actively involved in translational research aimed at improving the treatment of soft tissue musculoskeletal injuries (tendons, ligaments, cartilage, etc.).
From shoulder problems to debilitating knee injuries, Dr. Kremen understands the added stresses that active lifestyles place on the human musculoskeletal system. His goal is to not only help his patients overcome their injuries, but also provide essential preventive care to avoid re-injury down the road.
Dr. Kremen earned his bachelor’s degree from the University of California, Santa Barbara in 1998 where he was also captain of the NCAA Division I men’s swimming team. He earned his medical degree from the David Geffen School of Medicine at the University of California Los Angeles (UCLA) in 2006 and then continued at UCLA where he completed his Orthopedic Surgery Residency Training in 2012.
Between 2008 and 2009, Dr. Kremen honed his research knowledge as a California Institute for Regenerative Medicine Clinical Fellow and in 2013, he completed an Orthopedic Sports Medicine and Shoulder Surgery fellowship at Duke University in Durham, North Carolina. Following his fellowship at Duke, Dr. Kremen accepted a position at Cedars-Sinai Medical Center and their newly formed orthopaedic program where he worked for 5 years prior to returning to UCLA in 2018.
Dr. Kremen stays up to date in his field through memberships in the American Academy of Orthopaedic Surgeons, the Orthopaedic Research Society, the Arthroscopy Association of North America, and the American Orthopaedic Society for Sports Medicine, to name just a few.
In his pursuit of finding the best treatments, Dr. Kremen regularly participates in research studies, and he has published and presented dozens of research papers at both national and international meetings. His research interests include biomechanical studies of shoulder and knee reconstruction procedures as well as innovative biologic therapies to enhance tissue healing and regeneration after musculoskeletal injuries.
Dr. Kremen is currently a full-time faculty member at the University of California, Los Angeles where he provides his patients with state-of-the-art care.
Welcome to Keck Medicine of USC, Orthopaedic Surgery, providing cutting-edge care for complex shoulder, elbow, and knee injuries in the Boyle Heights neighborhood of Los Angeles, California. As sports medicine and orthopaedic specialists, we know how to treat musculoskeletal injuries effectively in athletes and nonathletes alike.
Our practice is built on three pillars –– excellence in clinical service, excellence in teaching, and excellence in research. We strive to be one of the preeminent orthopaedic centers in the world, offering high-quality care for various musculoskeletal problems, including sports injuries, joint stiffness, frozen shoulder, and knee injuries.
We take a conservative, minimally invasive treatment approach whenever possible. Instead of automatically prescribing surgery, we first exhaust other options like orthobiologic treatment and physical therapy.
Our practice is conveniently situated near the University of Southern California and features plenty of on-site parking. We never rush appointments and make time to understand each patient’s symptoms, concerns, and treatment goals.
Whether you’re recovering from a sports injury or have a child suffering from a knee deformity, our compassionate and knowledgeable providers can help. Call Keck Medicine of USC, Orthopaedic Surgery, today to schedule an appointment, or book your visit online.
Welcome to Keck Medicine of USC, Orthopaedic Surgery, providing cutting-edge care for complex shoulder, elbow, and knee injuries in the Boyle Heights neighborhood of Los Angeles, California. As sports medicine and orthopaedic specialists, we know how to treat musculoskeletal injuries effectively in athletes and nonathletes alike.
Our practice is built on three pillars –– excellence in clinical service, excellence in teaching, and excellence in research. We strive to be one of the preeminent orthopaedic centers in the world, offering high-quality care for various musculoskeletal problems, including sports injuries, joint stiffness, frozen shoulder, and knee injuries.
We take a conservative, minimally invasive treatment approach whenever possible. Instead of automatically prescribing surgery, we first exhaust other options like orthobiologic treatment and physical therapy.
Our practice is conveniently situated near the University of Southern California and features plenty of on-site parking. We never rush appointments and make time to understand each patient’s symptoms, concerns, and treatment goals.
Whether you’re recovering from a sports injury or have a child suffering from a knee deformity, our compassionate and knowledgeable providers can help. Call Keck Medicine of USC, Orthopaedic Surgery, today to schedule an appointment, or book your visit online.
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.
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.
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