Dr. David L. Glaser, MD

Expert Publications

• Heterotopic ossification.
• Tendon healing in interleukin-4 and interleukin-6 knockout mice.
• Heparan sulfate proteoglycans (HSPGs) modulate BMP2 osteogenic bioactivity in C2C12 cells.
• Use of small intestine submucosa in a rat model of acute and chronic rotator cuff tear.
• Early diagnosis of fibrodysplasia ossificans progressiva.
• The effect of altered loading following rotator cuff tears in a rat model on the regional mechanical properties of the long head of the biceps tendon.
• Biceps tendon properties worsen initially but improve over time following rotator cuff tears in a rat model.
• Restoration of anterior-posterior rotator cuff force balance improves shoulder function in a rat model of chronic massive tears.
• Decreased loading after rotator cuff tears leads to improved biceps tendon
• Intra-articular changes precede extra-articular changes in the biceps tendon after rotator cuff tears in a rat model.
• Glenoid cartilage mechanical properties decrease after rotator cuff tears in a rat model.
• Effect of return to overuse activity following an isolated supraspinatus tendon tear on adjacent intact tendons and glenoid cartilage in a rat model.
• Returning to overuse activity following a supraspinatus and infraspinatus tear leads to joint damage in a rat model.
• Addressing glenoid bone deficiency and asymmetric posterior erosion in shoulder arthroplasty.
• Biceps detachment decreases joint damage in a rotator cuff tear rat model.

Media Releases

Get to know Orthopedic Surgeon Dr. David L. Glaser, who serves patients throughout the State of Pennsylvania.

A distinguished orthopedic surgeon seeing patients ages 18 and up, Dr. Glaser is Chief of the Shoulder and Elbow Division at Penn Presbyterian Medical Center. 

A Penn Medicine physician, he practices at various locations, including Penn Musculoskeletal Center – University City, 8th Floor, Penn Orthopaedics Valley Forge, Penn Orthopaedics Radnor, and Penn Nerve Center University City. Moreover, he has privileges to treat patients at Chester County Hospital, Hospital of the University of Pennsylvania, and Pennsylvania Hospital.

Specializing in tailored care, Dr. Glaser takes into account patients’ needs, goals, lifestyle, and preferences. He adopts a holistic perspective, taking into account the “whole patient,” conducting thorough evaluations that form the basis for the most effective treatment plans and follow-up care. His commitment to staying at the forefront of medical advancements is evident in his utilization of the latest diagnostic techniques, including cutting-edge imaging technology, which enhances visualization and accuracy in assessing patients’ conditions.

With a strong educational background, Dr. Glaser earned his Medical Degree from NewYork-Presbyterian / Weill Cornell Medical Center. Subsequently, he completed his residency and fellowship training at the Hospital of the University of Pennsylvania. 

In 2003, he achieved board certification in orthopedic surgery through the American Board of Orthopedic Surgery (ABOS). The ABOS is an organization with the goal of establishing educational and professional standards for orthopedic residents and surgeons as well as evaluating the qualifications and competence of orthopedic surgeons.

Beyond his clinical practice, Dr. Glaser serves as an Associate Professor of Orthopaedic Surgery at the Perelman School of Medicine at the University of Pennsylvania, further contributing to the field of orthopedics through his academic endeavors.

Orthopedic surgery is the branch of surgery concerned with conditions involving the musculoskeletal system. Orthopedic surgeons use both surgical and non-surgical means to treat musculoskeletal trauma, spine diseases, sports injuries, degenerative diseases, infections, tumors, and congenital disorders.

Among his various accolades, Dr. Glaser has been recognized by America’s Top Doctors 2015 – 2017, and honored in Philadelphia magazine’s annual Top Docs issues, 2018 – 2021.

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