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Raymond Jonathan Hah, MD

Associate Professor of Clinical Orthopaedic Surgery

Career Advisor- Orthopaedic Surgery

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Phone +1 323 442 5300
Email rhah@usc.edu
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Overview

Raymond Hah, M.D. is an Associate Professor of Clinical Orthopaedic Surgery at the Keck School of Medicine of USC, specializing in spine surgery. He has a special interest in minimally invasive surgery, adult spinal deformity, and complex spinal reconstruction. Dr. Hah believes in educating patients so they are equipped to make the best decisions regarding their health. He has found that a multi-disciplinary approach to treatment offers the best chance of sustained success. If surgery is necessary, he is committed to offering the most cutting edge technology and technique to maximize the patient’s experience and results. Dr. Hah is actively engaged in clinical research to improve the care of patients with spinal disorders. He also teaches medical students, residents, and fellows at Keck Medical Center of USC. Dr. Hah received his medical degree at Northwestern University, his residency at the LAC+USC Medical Center, and did a fellowship in spine surgery at the University of Wisconsin—Madison. He is an active member of the North American Spine Society, Lumbar Spine Research Society, AO Spine, and American Academy of Orthopaedic Surgeons.

Awards

  • NASS : Spineline 20 Under 40, 2021
  • AAOS: Best Poster Spine Section: A Nationwide Analysis of Geriatric Odontoid Fracture Incidence, Complicat, 2021
  • Los Angeles Magazine: Southern California Rising Star, 2017-2022
  • Pasadena Magazine: Top Doctor, 2016-2021

Publications

  • Top 25 Most Cited Articles on Intraoperative Computer Tomography-Guided Navigation in Spine SurgeryWorld Neurosurg. 2024 Apr; 184:322-330. e1. . View in PubMed
  • Top 25 Most-Cited Articles on Robotic-Assisted Lumbar Spine Surgery Int J Spine Surg. 2024 Mar 04; 18(1):37-46. . View in PubMed
  • Cervical Disc Arthroplasty: Rationale, Designs, and Results of Randomized Controlled Trials Int J Spine Surg. 2024 Feb 27. . View in PubMed
  • Systematic Review and Meta-Analysis of the Effect of Osteoporosis on Fusion Rates and Complications Following Surgery for Degenerative Cervical Spine Pathology Int J Spine Surg. 2024 Jan 12. . View in PubMed
  • The Incidence of Vertebral Artery Injury in Cervical Spine Surgery World Neurosurg. 2024 Jan; 181:e841-e847. . View in PubMed
  • Surgical strategies for spinal infections: A narrative review N Am Spine Soc J. 2023 Dec; 16:100293. . View in PubMed
  • Increased dislocation rates following total hip arthroplasty in patients with ankylosing spondylitis Hip Int. 2023 Nov; 33(6):1026-1034. . View in PubMed
  • A Decreasing National Trend in Lumbar Disc Arthroplasty Global Spine J. 2023 Oct; 13(8):2271-2277. . View in PubMed
  • The Role of Sex Hormones in Degenerative Disc Disease Global Spine J. 2023 Sep; 13(7):2096-2099. . View in PubMed
  • Nationwide Analysis of Sacroiliac Joint Fusion Trends: Regional Variations in Utilization and Population Characteristics Global Spine J. 2023 Aug 17; 21925682231196448. . View in PubMed
  • Complication Rates and Utilization Trends of 3-Level Posterior Column Osteotomy Compared to Single-Level Pedicle Subtraction Osteotomy Neurospine. 2023 Jun; 20(2):662-668. . View in PubMed
  • The Effect of COVID-19 on Spine Surgery Global Spine J. 2023 May 02; 21925682231173368. . View in PubMed
  • The Correlation Between Pelvic Motion and Lumbar Motion in Patients Presenting With a Lumbar Spinal Pathology: Implications for Assessing Dislocation Risk in Total Hip Arthroplasty Arthroplast Today. 2023 Apr; 20:101105. . View in PubMed
  • Are Cervical Disc Arthroplasty Medicare Reimbursement Trends Sustainable? Int J Spine Surg. 2023 Apr; 17(2):222-229.. View in PubMed
  • The Role of Psychosocial Screening in Patient Selection for Spine Surgery: A Review Int J Spine Surg. 2023 Apr; 17(2):309-317. . View in PubMed
  • Incidence of complications associated with cervical spine surgery and post-operative physical therapy and implications for timing of initiation of post-operative physical therapy: a retrospective database study Eur Spine J. 2023 01; 32(1):382-388. . View in PubMed
  • The Incidence of Double Crush Syndrome in Surgically Treated Patients Global Spine J. 2022 Nov 01; 21925682221137530. . View in PubMed
  • Acute Operative Management of Osteoporotic Vertebral Compression Fractures Is Associated with Decreased Morbidity Asian Spine J. 2022 Oct; 16(5):634-642. . View in PubMed
  • The performance of frailty in predictive modeling of short-term outcomes in the surgical management of metastatic tumors to the spine Spine J. 2022 04; 22(4):605-615. . View in PubMed
  • Single position lumbar fusion: a systematic review and meta-analysis Spine J. 2022 03; 22(3):429-443. . View in PubMed
  • Secondary Fracture Rate After Vertebral Osteoporotic Compression Fracture Is Decreased by Anti-Osteoporotic Medication but Not Increased by Cement Augmentation J Bone Joint Surg Am. 2022 12 21; 104(24):2178-2185. . View in PubMed
  • Timing of Total Hip Arthroplasty Affects Lumbar Spinal Fusion Outcomes Clin Spine Surg. 2022 03 01; 35(2):E333-E338. . View in PubMed
  • Intraoperative Neuromonitoring During Lateral Lumbar Interbody Fusion Neurospine. 2021 Sep; 18(3):430-436. . View in PubMed
  • Venous Thromboembolism Prophylaxis in Elective Spine Surgery Global Spine J. 2021 Sep; 11(7):1148-1155. . View in PubMed
  • The influence of modifiable risk factors on short-term postoperative outcomes following cervical spine surgery: A retrospective propensity score matched analysis EClinicalMedicine. 2021 Jun; 36:100889. . View in PubMed
  • Anterior Versus Posterior Decompression for Degenerative Thoracic Spine Diseases: A Comparison of Complications Global Spine J. 2021 May; 11(4):442-449. . View in PubMed
  • Global Spine J. 2021 Apr; 11(1_suppl):30S-36S. . View in PubMed
  • Not without my attending: a survey of patient and family member attitudes and perceptions about concurrent and overlapping surgery Spine J. 2021 06; 21(6):889-898. . View in PubMed
  • Comparison of Proximal Junctional Failure and Functional Outcomes Across Varying Definitions of Proximal Junctional Kyphosis World Neurosurg. 2021 02; 146:e100-e105. . View in PubMed
  • The Impact of Physical Therapy Following Cervical Spine Surgery for Degenerative Spine Disorders: A Systematic Review Clin Spine Surg. 2021 10 01; 34(8):291-307. . View in PubMed
  • Biomechanical Analysis of an Anterior Cervical Discectomy and Fusion Pseudarthrosis Model Revised With Machined Interfacet Allograft Spacers Global Spine J. 2020 Dec; 10(8):973-981. . View in PubMed
  • Cervical Disc Replacement: Trends, Costs, and Complications Asian Spine J. 2020 Oct; 14(5):647-654. . View in PubMed
  • COVID-19 and Spine Surgery: A Review and Evolving Recommendations Global Spine J. 2020 Aug; 10(5):528-533. . View in PubMed
  • A Case Series of Retroperitoneal Lymphocele Following Anterior Lumbar Interbody Fusion World Neurosurg. 2020 08; 140:114-118. . View in PubMed
  • The DOWN Questionnaire: A Novel Screening Tool for Cervical Spondylotic Myelopathy Global Spine J. 2019 Sep; 9(6):607-612. . View in PubMed
  • Lateral and Oblique Lumbar Interbody Fusion-Current Concepts and a Review of Recent Literature Curr Rev Musculoskelet Med. 2019 Jun 22; 305-310. . View in PubMed
  • Risk Factors for Postoperative Venous Thromboembolic Events in Patients Undergoing Lumbar Spine Surgery Global Spine J. 2019 Jun; 9(4):409-416. . View in PubMed
  • Frailty Syndrome and the Use of Frailty Indices as a Preoperative Risk Stratification Tool in Spine Surgery: A Review Asian Spine J. 2019 10; 13(5):861-873. . View in PubMed
  • Tarlov Cysts in a Woman With Lumbar Pain J Orthop Sports Phys Ther. 2018 02; 48(2):121. . View in PubMed
  • Bisphosphonate’s and Intermittent Parathyroid Hormone’s Effect on Human Spinal Fusion: A Systematic Review of the Literature Asian Spine J. 2017 Jun; 11(3):484-493. . View in PubMed
  • The Clinical Correlations between Diabetes, Cigarette Smoking and Obesity on Intervertebral Degenerative Disc Disease of the Lumbar Spine Asian Spine J. 2017 Jun; 11(3):337-347. . View in PubMed
  • Assessment of Lowest Instrumented Vertebra Tilt on Radiographic Measurements in Lenke “C” Modifier Curves Undergoing Selective Thoracic Fusion in Adolescent Idiopathic Scoliosis Spine Deform. 2016 Mar; 4(2):125-130. . View in PubMed
  • Assessment of Lowest Instrumented Vertebra Tilt on Radiographic Measurements in Lenke “C” Modifier Curves Undergoing Selective Thoracic Fusion in Adolescent Idiopathic Scoliosis Spine Deform. 2016 Mar; 4(2):125-130. . View in PubMed
  • The True Effect of a Lumbar Dural Tear on Complications and Cost Spine (Phila Pa 1976). 2020 Feb 01; 45(3):E155-E162. . View in PubMed
  • Preoperative Epidural Steroid Injection Does Not Increase Infection Risk Following Posterior Cervical Surgery Spine (Phila Pa 1976). 2023 Dec 01; 48(23):1658-1662. . View in PubMed
  • Evaluating Changes to the Modified K-Line Using Kinematic MRIs Spine (Phila Pa 1976). 2023 Jun 15; 48(12):859-866. . View in PubMed
  • Response to Letter to the Editor Concerning “The True Effect of a Lumbar Dural Tear on Complications and Cost” Spine (Phila Pa 1976). 2020 Apr 01; 45(7):E414. . View in PubMed
  • A Nationwide Analysis of Geriatric Odontoid Fracture Incidence, Complications, Mortality, and Cost Spine (Phila Pa 1976). 2021 Jan 15; 46(2):131-137. . View in PubMed
  • Semitendinosus Tendon Augmentation for Prevention of Proximal Junctional Failure Spine (Phila Pa 1976). 2021 Feb 15; 46(4):241-248. . View in PubMed
  • Reoperation Rates After Single-level Lumbar Discectomy Spine (Phila Pa 1976). 2017 Apr 15; 42(8):E496-E501. . View in PubMed
  • Complication Trends and Costs of Surgical Management in 11,086 Osteoporotic Patients Receiving Lumbar Fusion Spine (Phila Pa 1976). 2021 Nov 01; 46(21):1478-1484. . View in PubMed

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