William C. Welch, MD, FAANS, FACS, FICS
Frederick A. Simeone Professor in Neurosurgery
Chair, Department of Neurosurgery, Pennsylvania Hospital
Neurosurgery Staff, Pennsylvania Hospital
Philadelphia, PA
Neurosurgery Staff, Hospital of The University of Pennsylvania, Philadelphia PA
member, Executive Committee
Pennsylvania Hospital
Philadelphia, PA
member, Operating Room Committee
Pennsylvania Hospital
Member , Center for Bloodless Medicine, Pennsylvania Hospital
Chairman, Neurosurgery Committee on Academic Promotions (dCOAP)
Chairman , Department of Neurosurgery
Pennsylvania Hospital
Co-Chair, Spine Committee,
Pennsylvania Hospital
Member, Clinical Competency Committee (UPHS Department of Neurosurgery Residency Review)
staff, Neurosurgery Staff
Penn Presbyterian Hospital
Philadelphia,PA
Director, MS 200 Neurosurgery Rotation Pennsylvania Hospital
member, Bioengineering Graduate Group, School of Bioengineering
University of Pennsylvania
Co-Developer, Perelman School of Medicine relationship with Cairo University, Cairo, Egypt
Medical Director , Spine Center at Pennsylvania Hospital
Vice Chair, Academic Affairs, Department of Neurosurgery
Vice-Chair, Faculty Affairs, Department of Neurosurgery
Department: Neurosurgery
Contact information
Department of Neurosurgery
Pennsylvania Hospital
801 Spruce Street
8th Floor
Philadelphia, PA 19107
Pennsylvania Hospital
801 Spruce Street
8th Floor
Philadelphia, PA 19107
Office: 215-829-6700
Fax: 215-829-3361
Fax: 215-829-3361
Email:
william.welch@uphs.upenn.edu
william.welch@uphs.upenn.edu
Graduate Group Affiliations
Education:
B.S (BS-MD program)
The City College of New York , 1983.
M.D.
State University of New York, Downstate Medical Center, 1985.
B.S (BS-MD program)
The City College of New York , 1983.
M.D.
State University of New York, Downstate Medical Center, 1985.
Post-Graduate Training
Intern General Surgery, University of Rochester-Strong Memorial Hospital, Rochester, N.Y, 1985-1986.
Resident, Neurological Surgery, University of Rochester-Strong Memorial Hospital, Rochester, N.Y., 1986-1991.
Fellowship, Neuro-oncology, Albert Einstein College of Medicine, Montefiore Medical Center, Bronx, N.Y., 1991-1992.
Fellowship, Spinal Surgery, Albert Einstein College of Medicine, Weiler Hospital, Bronx, N.Y., 1992-1993.
Intern General Surgery, University of Rochester-Strong Memorial Hospital, Rochester, N.Y, 1985-1986.
Resident, Neurological Surgery, University of Rochester-Strong Memorial Hospital, Rochester, N.Y., 1986-1991.
Fellowship, Neuro-oncology, Albert Einstein College of Medicine, Montefiore Medical Center, Bronx, N.Y., 1991-1992.
Fellowship, Spinal Surgery, Albert Einstein College of Medicine, Weiler Hospital, Bronx, N.Y., 1992-1993.
Certifications
American Board of Neurological Surgeons, 1995.
Permanent linkAmerican Board of Neurological Surgeons, 1995.
Description of Research Expertise
Spinal biomechanicsCost analysis, spine
Spinal outcomes
Description of Clinical Expertise
All aspects of spinal surgery (over 15,000 surgeries)Selected Publications
148. Lavelle WF, Sasso RC, Villavicencio AT, Kim KD, Davis RJ, Fielding LC, Alamin T, Maislin G, Burneikiene S, Welch WC, Open Orhthopaedic Journal.: 148. Lavelle WF, Sasso RC, Villavicencio AT, Kim KD, Davis RJ, Fielding LC, Alamin T, Maislin G, Burneikiene S, Welch WC, the LimiFlex Study Group. Initial perioperative, work status, activity and safety outcomes after decompression and dynamic sagittal tether stabilization versus transforaminal lumbar interbody fusion for degenerative spondylolisthesis: interim results from an FDA IDE trial. Open Orhthopaedic Journal. 2024 Notes: in press.Malhotra K, *Dagli MM, Gujral J, Santalgelo G, Goyal K, Wathen C, Ozturk AK, Welch WC. : Global and gender equity in Oligodendroglioma research: a comprehensive bibliometric analysis following the COVID-19 Pandemic. Cureus 2024 Notes: Doi:10.7759/Cureus.
Nassr A, Coric D, Pinter ZW, Sebastian AS, Freedman BA, Freedman BA, Whiting D, Chahlavi A, Pirris S, Phan N, Meyer SA, Tahernia D, Sandu F, Deutsch H, Potts EA, Cheng J, Chi JH, Groff M, Anekstein Y, Steinmetz MP, Welch WC. : Lumbar facet arthroplasty versus fusion for Grade I degenerative spondylolisthesis with stenosis-a prospective randomized controlled trial. JBJS: 106: 1041-1053, 2024. doi 106:JBJS.23.00719. 106: 1041-1053, 2024 Notes: doi 106:JBJS.23.00719.
Sussman JH, Albayar A, Saylany A, Budihal BR, Romeo D, Xu J, Rosenow J, Heary RF, Welch WC. : The FDA reclassification of cervical pedicle and lateral mass screws: a case study in regulatory history. Therapeutic Innovation and Regulatory Science: 2024 Notes: doi.org/10.1007/s43441-024-00654-1.
Dagli MM, Felix OC, Jaskeerat G, Malhotra K, Ghenbot Y, Yoon JW, Ozturk AK, Welch WC. : Clinical Accuracy, Relevance, Clarity, and Emotional Sensitivity of Large Language Models to Surgical Patient Questions: Cross-Sectional Study. JMIR Formative Res 8, 2024 Notes: doi:10.2196/56165.PMID 38848553.
Miranda S, Sullivan PZ, Albayar A, Ramayya AG, Blue R, Ali ZS, Malhotra NR, Marcotte PJ, Yoon JW, Saifi C, Welch WC, Schuster JM, Ozturk AK.: Pre-operative predictors of survival in patients with spinal metastatic disease. International Journal of Spine Surgery March 2023 Notes: doi10.14444/8444.
Santangelo G, Wathen C, Macaluso D, Dagli MM, Ali Z, Malhotra NR, Casper D, Spadola M, Ghenbot Y, Thakkar T, Maze G, Welch WC, Ozturk AK. : Comparison of single-level posterior cervical foraminotomhy to anterior cervical discectomy and fusion for radiculopathy. International Journal of Spine Surgery Page: 8447, March 2023 Notes: doi.org/10.14444/8447.
Borja AJ, Ahmad HS, Tomlinson SB, Na J, McClintock SD, Welch WC, Marcotte PJ, Ozturk AK, Malhotra NR. : “July Effect” in spinal fusions: a coarsened exact matched analysis. Neurosurgery: 92: 623-631, 2023 Notes: doi.org/10.1227/neu.0000000000002256.
Albayar A, Santangelo G, Spadola M, Macaluso D, Ali ZS, Saifi C, Heintz J, Han X, Bilker W, Malhotra MR, Welch WC, Wathen C, Dagli MM, Ghenbot Y, Yoon J, Arlet V, Ozturk AK.: Comparison of staged vs. same-day circumferential spinal fusions for adult spinal deformity. International Journal of Spine Surgery 17: 843-855, 2023 Notes: doi10.14444/8548.
Miranda S, Welch WC, Ali Z. Oberlin transfer for C5-6 palsy after posterior cervical spine surgery. : Oberlin transfer for C5-6 palsy after posterior cervical spine surgery. Neurosurgery Focus 2023 Notes: FOCVID-JAN2023-22-100R2.