Jonathan D. Packer, MD
Orthopedic Sports Medicine
Associate Professor of Orthopaedics
UM Faculty Physicians, Inc.
UM Orthopaedics Umbc1000 Hilltop Circle
Baltimore, MD 21250 Get Directions
University of Maryland Orthopaedics Columbia5500 Knoll North Drive
Columbia, MD 21045 Get Directions
University of Maryland Orthopaedics Camden351 West Camden Street
Baltimore, MD 21201 Get Directions
Dr. Jonathan Packer was named a "Top Doctor" in the specialty of Orthopedic Surgery/Sports Medicine and General Orthopedics by Baltimore magazine in 2020.
Dr. Packer is an Associate Professor of Orthopaedics at the University of Maryland School of Medicine. He is a Board-Certified orthopedic surgeon with a subspecialty certificate in Sports Medicine. He specializes in sports medicine and arthroscopy of the knee and shoulder.
Dr. Packer is an expert in surgical and non-surgical treatment of cartilage, meniscus, labrum, ligament and tendon injuries with the most advanced and minimally invasive techniques, including regenerative medicine such as platelet-rich plasma (PRP).
He treats patients of all ages and activity levels, from the elite athlete to the weekend warrior and believes in individualizing treatment based on each patient’s personal goals.
Dr. Packer received an undergraduate degree in biomedical engineering from Johns Hopkins University and a Doctor of Medicine from Columbia University. He completed an orthopedic surgery residency at Yale New Haven Hospital and a sports medicine fellowship at Stanford University.
Currently, Dr. Packer is a Team Physician for the University of Maryland Terrapins and the UMBC Retrievers. He has previously served as an Assistant Team Physician for the Golden State Warriors professional basketball team and Stanford University football team.
Dr. Packer is an active member of many national societies, including the American Academy of Orthopaedic Surgeons (AAOS) and the American Orthopaedic Society for Sports Medicine (AOSSM). He serves on several leadership committees, including the AAOS Sports Medicine Content Committee and Chair of the AAOS Sports Medicine Evaluation Committee.
Dr. Packer is an accomplished basic science and clinical researcher and has lectured at many national and international meetings. He has received several research awards, including the Achilles Sports Medicine Research Award by the International Society of Arthroscopy, Knee Surgery and Orthopaedic Sports Medicine. He has published numerous scientific manuscripts in prestigious orthopedic journals such as The Journal of Bone & Joint Surgery and The American Journal of Sports Medicine. His research interests include soft-tissue healing, stem cells and cartilage restoration.
Board Certification and EducationToggle accordion item
Columbia University College of Physicians and Surgeons, 2008
Yale-New Haven Hospital, 2014
Stanford Hospital and Clinics - Sports Medicine, 2015
Hospital for Special Surgery - Orthopaedic Surgery, 2009
American Board of Orthopaedic Surgery - Orthopaedic Sports Medicine, 2018
American Board of Orthopaedic Surgery - Orthopaedic Surgery, 2017
Hospital AffiliationsToggle accordion item
UM Rehabilitation & Orthopaedic Institute
University of Maryland Medical Center Midtown Campus
University of Maryland Medical Center
External Professional RelationshipsToggle accordion item
External Professional Relationships
A University of Maryland Department of Orthopaedics faculty member may have external professional relationships with health-care related businesses. These relationships often lead to the development of new treatments and therapies. The Department of Orthopaedics believes that transparency and honesty in the reporting of these relationships is essential to maintaining trust with our patients and mitigating any conflicts of interest or perceived conflicts that may arise.
For faculty who earn royalties on the sale of medical devices, no royalties are earned on any devices sold to patients or to hospitals that are part of the University of Maryland Medical System or in any other facilities where those faculty members treat patients.
All external professional relationships maintained by members of the University of Maryland Department of Orthopaedics are reviewed and approved in advance by the Dean of the University of Maryland School of Medicine (UM SOM) for conformance with UM SOM policies in regarding conflicts of interest, conflicts of commitment, and professionalism.
Dr. Packer disclosed the following external professional relationships:
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