Dr. Martin is a board-certified and fellowship-trained specialist in infectious diseases. His clinical interests include immunocompromised hosts, transplantation and infections related to mechanical circulatory support. His research interests include antimicrobial stewardship, population health and optimization of inpatient care. Dr. Martin earned his medical degree from the University of Tennessee. He completed his residency at Mayo Clinic, Rochester, and his fellowship in infectious diseases at Massachusetts General Hospital. Dr. Martin is certified by the American Board of Internal Medicine in infectious diseases. He is Geisinger's director of the Division of Infectious Diseases.|In his free time, Dr. Martin enjoys reading, playing guitar and collecting “Star Wars” memorabilia. This native of St. Louis, Mo., loves chocolate and shares his home with a border terrier named Ben Kenobi. Dr. Martin is rated as an Advanced provider by MediFind in the treatment of Infectious Arthritis. His top areas of expertise are Infectious Arthritis, Osteomyelitis, Infective Endocarditis, and Osteomyelitis in Children.

Dr. Brunner is a board-certified and fellowship-trained specialist in infectious diseases. His clinical interests include all aspects of infectious diseases. Dr. Brunner earned his medical degree from Philadelphia College of Osteopathic Medicine. He completed his residency at Geisinger Medical Center and his fellowship at Allegheny Health Network. Dr. Brunner is certified by the American Board of Internal Medicine in infectious diseases. Dr. Brunner is rated as an Experienced provider by MediFind in the treatment of Infectious Arthritis. His top areas of expertise are Osteomyelitis, Osteomyelitis in Children, Infectious Arthritis, and Chagas Disease.

"Thomas R. Bowen, MD, is chief of Orthopaedic Oncology for the Geisinger Musculoskeletal Institute and an orthopaedic surgeon at Geisinger Medical Center. Dr. Bowen earned his medical degree from Jefferson Medical College in Philadelphia, Pa. He continued his orthopaedic residency at Geisinger Medical Center and then proceeded to Massachusetts General Hospital and Boston Children's Hospital for fellowship training in orthopaedic oncology. Dr. Bowen is board certified in orthopaedic surgery by the American Board of Orthopaedic Surgery. He is a fellow of the American Academy of Orthopedic Surgery and the prestigious American Orthopaedic Association. Dr. Bowen’s clinical interests include tumors of the musculoskeletal system (bone, cartilage, muscle, tendon, and peripheral nerves). He specializes in limb-preserving surgery for malignant tumors, as well as minimally invasive treatments for benign tumors and bone cysts. He cares for children and adults with tumors of the musculoskeletal system.|“Today, patients are healthier and living longer than ever before. I routinely see patients for follow-up visits who may not have survived only a decade ago. Now, they’re able to attend graduations, take vacations and watch their grandchildren grow up. Helping make those milestones possible is a part of what makes being a surgeon so worthwhile.”|In his personal life, Dr. Bowen is a native of Wilmington, Del., and a private airplane pilot, instrument rated, single engine land. His favorite movie is ""The Right Stuff.""". Dr. Bowen is rated as an Experienced provider by MediFind in the treatment of Infectious Arthritis. His top areas of expertise are Bone Tumor, Adult Soft Tissue Sarcoma, Ewing Sarcoma, Hip Replacement, and Knee Replacement.

Dr. Widmaier is a board-certified and fellowship-trained orthopaedic trauma surgeon. His clinical interests include acute total hip replacement for acetabular fracture, and his research interests include braking and driving after total hip replacements. Dr. Widmaier earned his medical degree from the University of Maryland. He completed his residency at Geisinger Medical Center, and a fellowship in orthopaedic trauma at Tampa General Healthcare. Dr. Widmaier is certified by the American Board of Orthopaedic Surgery. Dr. Widmaier is rated as an Experienced provider by MediFind in the treatment of Infectious Arthritis. His top areas of expertise are Infectious Arthritis, Osteoarthritis, Compartment Syndrome, Hip Replacement, and Fasciotomy.

Daniel Scott Horwitz, MD, is an orthopaedic surgeon who specializes in orthopaedic trauma. Dr. Horwitz is the chief of Trauma for the Geisinger Musculoskeletal Institute. Dr. Horwitz received his medical degree from Washington University, St. Louis. He completed his internship at St. Luke’s-Roosevelt Hospital Center and his residency at Columbia University Medical Center. In addition, he completed a fellowship in trauma at the University of Utah Hospital and Clinics. He is board certified by the American Board of Orthopaedic Surgery. Dr. Horwitz specializes in unstable pelvic and acetabular fractures, complex articular injuries and nonunions/osteomyelitis. He leads one of the largest orthopaedic trauma teams in the country, providing care at three Level II trauma centers and at one Level I center. Dr. Horwitz has published extensively on aspects of orthopaedic trauma, ranging from fracture fixation and early evaluation of geriatric patients to health system issues, including efficiency and medical legal questions. He currently supervises two international trauma research fellows, actively teaches orthopaedic residents and lectures nationally and internationally on all aspects of orthopaedic trauma. Outside of his professional life, Dr. Horwitz enjoys visiting Scotland, and his favorite food is sushi. He spends much of his time with 3 dogs, 5 cats and 70 chickens. Dr. Horwitz is rated as an Experienced provider by MediFind in the treatment of Infectious Arthritis. His top areas of expertise are Radial Nerve Dysfunction, Mononeuritis Multiplex, Infectious Arthritis, Hip Replacement, and Osteotomy.

Joel Klena, MD, is chief of the Division of Hand and Microvascular Surgery for the Geisinger Musculoskeletal Institute, as well as program director for the Geisinger Orthopaedic Surgery Residency. He assumed this role in 2017 after being the associate residency director for eight years.|Dr. Klena received a BS with honors from the United States Merchant Marine Academy (USMMA) at Kings Point, N.Y., graduating ninth in his class with dual degrees in marine engineering and marine transportation. His time at the USMMA included service in the Gulf War conflict and captaining the Academy’s NCAA Division I Rugby Team.|After fulfilling his naval and maritime commitments, he attended medical school at the State University of New York’s Upstate Medical College in Syracuse and completed orthopaedic surgery residency training at Geisinger Medical Center. He returned to Syracuse for a fellowship in hand and upper extremity surgery, including time at Texas Scottish Rite Children’s Hospital in Dallas.|Dr. Klena serves on the resident education committee for the American Society for the Surgery of Hand and is a member of the American Orthopaedic Society. He has extensive peer-reviewed publications within the hand literature. He has provided guidance for resident research efforts, with a particular focus on upper extremity trauma, minimally invasive surgical techniques and resident education.|In 10 years with Geisinger, Dr. Klena has led the hand division from a single surgeon based in Geisinger’s central region to the successful recruitment and geographic expansion of six hand surgeons providing care for patients throughout Geisinger.|The motto of his undergraduate alma mater best summarizes his approach to leadership and his dedication to service: “Acta non verba” or “Deeds, not words.”|His interests include family, women's lacrosse, fly fishing and Pittsburgh sports. Dr. Klena is rated as an Experienced provider by MediFind in the treatment of Infectious Arthritis. His top areas of expertise are Carpal Tunnel Syndrome, Mononeuritis Multiplex, Dupuytren Contracture, Trigger Thumb, and Endoscopy.

Daniel Feldmann, MD, is the system chief of Sports Medicine for Geisinger Musculoskeletal Institute. A Geisinger employee since 2002, he has been instrumental in shaping the institute’s thriving Sports Medicine Division. He is also the medical director for Geisinger’s athletic training program. In addition, he serves as head team physician for Bucknell and Bloomsburg universities, medical director of the Bloomsburg’s graduate program in athletic training and medical consultant for Danville Area School District.|Dr. Feldmann received his BA in 1987 from Gettysburg College, where he played football. He went on to earn an MEd degree in exercise physiology at Temple University, followed by an MD degree at Thomas Jefferson University. He completed an orthopaedic residency at Geisinger Medical Center in 2001. He spent a year as a fellow team physician, studying sports medicine and arthroscopy at the University of Wisconsin before joining Geisinger’s Orthopaedic Department.|He is board certified by the American Board of Orthopaedic Surgery in both orthopaedic sports medicine and orthopaedic surgery and is a member of the American Academy of Orthopaedic Surgeons, the Pennsylvania Orthopaedic Society, the Arthroscopy Association of North America and the American Orthopaedic Society for Sports Medicine.|Dr. Feldmann’s primary areas of expertise are arthroscopic shoulder surgery for shoulder instability and rotator cuff pathology and knee ligament reconstruction surgery. His clinical interests include shoulder instability, revision shoulder instability surgery and surgery for glenoid bone loss and nontraditional surgical techniques for ACL repair.|He lectures on all of these topics and teaches arthroscopic techniques to other surgeons through the Arthroscopy Association of North America.|Dr. Feldmann’s integrated approach to athletic injuries focuses not only on the latest minimally invasive arthroscopic techniques, but also on nonoperative management. He understands that successful outcomes require excellence in both surgical techniques and rehabilitative programs. Dr. Feldmann is rated as an Experienced provider by MediFind in the treatment of Infectious Arthritis. His top areas of expertise are Osteoarthritis, Tendinitis, Frozen Shoulder, and Tenosynovitis.

Dr. Kwon is a board-certified and fellowship-trained specialist in infectious diseases. His clinical interests include all aspects of infectious diseases. His research interests include C. difficile infection, use of appropriate PCR testing and preventive measures, and prevention of hospital-acquired infection. Dr. Kwon obtained his medical degree from George Washington University. He completed his residency, followed by a fellowship in infectious diseases, at New York Hospital Medical Center of Queens. Dr. Kwon is certified by the American Board of Internal Medicine in infectious diseases. Dr. Kwon is rated as an Experienced provider by MediFind in the treatment of Infectious Arthritis. His top areas of expertise are Osteomyelitis, Osteomyelitis in Children, Methicillin-Resistant Staphylococcus Aureus (MRSA), and Sepsis.

Paula McKenzie, MD, is an internal medicine physician specializing in infectious disease. She provides treatment for sexually transmitted infections, HIV and AIDS. She also offers anal pap testing and PrEP services. She has a clinical interest in stopping the spread of HIV.|Dr. McKenzie earned her medical degree from Universitatea de Medicina si Farmacie Carol Davila in Bucharest, Romania. She completed her residency at Brookdale University Hospital and Medical Center in Brooklyn and an infectious diseases fellowship at Texas Tech University Health Sciences Center in Lubbock.|Dr. McKenzie’s desire to help people and make a difference in their lives led her to become a doctor. “Making a connection with patients and helping them improve their health is what makes me most proud,” she says.|A native of Guyana, Dr. McKenzie moved to the United States after medical school. “I worked in Lewistown after I completed my fellowship and loved central Pennsylvania,” she says.|In her spare time, she enjoys reading and swimming. Dr. Mckenzie is rated as an Experienced provider by MediFind in the treatment of Infectious Arthritis. Her top areas of expertise are Infective Endocarditis, Osteomyelitis, Osteomyelitis in Children, and HIV/AIDS.

John Parenti is an Orthopedics provider in Danville, Pennsylvania. Dr. Parenti is rated as an Experienced provider by MediFind in the treatment of Infectious Arthritis. His top areas of expertise are Arthrogryposis Multiplex Congenita, Spastic Diplegia Infantile Type, Tendinitis, Bursitis, and Fasciotomy.

Michael Foltzer is an Infectious Disease provider in Danville, Pennsylvania. Dr. Foltzer is rated as an Experienced provider by MediFind in the treatment of Infectious Arthritis. His top areas of expertise are Pustules, Osteomyelitis, Myelitis, and AIDS Dysmorphic Syndrome.

Carlos Jaramillo is an Infectious Disease provider in Danville, Pennsylvania. Dr. Jaramillo is rated as an Experienced provider by MediFind in the treatment of Infectious Arthritis. His top areas of expertise are Osteomyelitis in Children, Myelitis, HIV/AIDS, and AIDS Dementia Complex.

Dimitrios Papadopoulos is an Orthopedics provider in Danville, Pennsylvania. Dr. Papadopoulos is rated as an Experienced provider by MediFind in the treatment of Infectious Arthritis. His top areas of expertise are Scaphoid Non-Union, Diskitis, Kienbock's Disease, Microdiscectomy, and Herniated Disc Surgery.

Dr. Hepner is a board-certified physician specializing in internal medicine. His clinical interests include nursing home care, end-of-life care and geriatric care. Dr. Hepner obtained his medical degree from Temple University and completed his residency at Geisinger Medical Center. He is certified by the American Board of Internal Medicine. Dr. Hepner is rated as an Experienced provider by MediFind in the treatment of Infectious Arthritis. His top areas of expertise are Maturity Onset Diabetes of the Young, Type 2 Diabetes (T2D), Pulmonary Veno-Occlusive Disease, and Parkinson's Disease.

John Furia is a Sports Medicine specialist and an Orthopedics provider in Lewisburg, Pennsylvania. Dr. Furia is rated as an Experienced provider by MediFind in the treatment of Infectious Arthritis. His top areas of expertise are Tendinitis, Osteoarthritis, Carpal Tunnel Syndrome, and Tenosynovitis.

Thomas Martin is an Orthopedics provider in Lewisburg, Pennsylvania. Dr. Martin is rated as an Experienced provider by MediFind in the treatment of Infectious Arthritis. His top areas of expertise are Tendinitis, Achilles Tendon Rupture, Tenosynovitis, Osteoporosis, and Hip Replacement.

Thomas Dominick is an Orthopedics provider in Lewisburg, Pennsylvania. Dr. Dominick is rated as an Experienced provider by MediFind in the treatment of Infectious Arthritis. His top areas of expertise are Osteoarthritis, Carpal Tunnel Syndrome, Bursitis, Tenosynovitis, and Hip Replacement.