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Orthopaedic Surgery

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Our Pediatric Experts

Our growing team includes pediatric specialists who have a specific area of expertise in addition to practicing general orthopaedics.

Dr. Paul Sponseller is the Division Chief of  Pediatric Orthopaedics at Johns Hopkins; he specializes in spine deformity and genetic disorders.

Photo of Dr. Paul David Sponseller, M.D.

Sponseller, Paul David, M.D.

Professor of Orthopaedic Surgery
Professor of Urology
Chief, Division of Pediatric Orthopaedics
Sponseller Professor of Pediatric Orthopaedics
Expertise, Disease and Conditions: Achondroplasia, Blount's Disease, Cerebral Palsy, Clubfeet, Fractures, Hip Dislocations, Hip Dysplasia, Kyphosis, Leg Length Inequality, Marfan Syndrome, Orthopaedic Surgery, Orthopaedics, Osteogenesis Imperfecta, Osteomyelitis, Pediatric Spinal Deformity, Scoliosis, Skeletal Dysplasias, Spina Bifida, Spondylolisthesis, Spondylosis
 

Dr. John Tis specializes in care of the young athlete, including hip arthroscopy.

Photo of Dr. John Edgar Tis, M.D.

Tis, John Edgar, M.D.

Associate Professor of Orthopaedic Surgery
Physician Advisor
Expertise, Disease and Conditions: ACL Reconstruction, Ankle Arthroscopy, Arthroscopic Surgery, Cerebral Palsy, Elbow Arthroscopy, Hip Dislocations, Hip Dysplasia, Hip Impingement, Hip Labral Tears, Knee Joint Arthroscopy, Knee Surgery, Labral Tears of the Hip, Orthopaedic Surgery, Orthopaedics, Pediatric ACL Reconstruction, Pediatric and Adolescent Sports Injuries, Pediatric Orthopaedic Surgery, Pediatric Orthopaedics, Pelvic Osteotomies, Scoliosis, Shoulder Arthroscopy, Shoulder Dislocations, Slipped Capital Femoral Epiphysis (SCFE), Spondylolisthesis, Sports Injuries, Sports Medicine
 

Dr. Jay Lee specializes in care of the young athlete and pediatric trauma.

Photo of Dr. Rushyuan Jay Lee, M.D.

Lee, Rushyuan Jay, M.D.

Assistant Professor of Orthopaedic Surgery
Director, Pediatric Orthopaedic Fellowship
Expertise, Disease and Conditions: ACL Reconstruction, Ankle Injuries, Arthroscopic Surgery, Discoid Meniscus, Elbow Injuries, Growth Plate and Physeal-Sparing ACL Reconstruction, Knee Dislocations, Knee Injuries, Lateral Collateral Ligament Tears (LCL) Injury, Leg Length Inequality, Loose Body Removal (Knee), Medial Collateral Ligament Tears (MCL) Injury, Medial Patellar Femoral Ligament (MPFL) Injury, Meniscus Tears, Multi-Ligament Knee Injuries, Orthopaedic Surgery, Orthopaedics, Osteochondral Defects, Osteochondral Lesions, Osteochondritis Dissecans of the Knee, Patellar Dislocations, Patellar Instability Stabilization, Pediatric ACL Reconstruction, Shoulder Dislocations, Shoulder Disorders, Shoulder Instability Stabilization Surgery, Shoulder Labral Tear, Sports Injuries, Superior Labrum Anterior and Posterior (SLAP) Lesions, Tear - Anterior Cruciate Ligament (ACL), Tear - Posterior Cruciate Ligament (PCL), Tibial Spine/Eminence Fracture
 

Dr. Ranjit Varghese specializes in the treatment of cerebral palsy, neuromuscular disorders and children’s hips and feet.

Photo of Dr. Ranjit Abraham Varghese, M.B.B.S.

Varghese, Ranjit Abraham, M.B.B.S.

Assistant Professor of Orthopaedic Surgery
Medical Director, Arthrogryposis Clinic
Expertise, Disease and Conditions: Angular Deformity Legs, Arthrogryposis, Bone Fractures, Cerebral Palsy, Clubfeet, Congenital Foot Disorders, Foot Deformities, Hip Dysplasia, Neuromuscular Disease, Orthopaedic Surgery, Pediatric Foot Care, Perthes Disease
 

Our team also works closely with the specialists in orthopaedic oncology and hand surgery who help us provide the best care for growing children.

Photo of Dr. Adam Scott Levin, M.D.

Levin, Adam Scott, M.D.

Assistant Professor of Orthopaedic Surgery
Expertise, Disease and Conditions: Benign Tumors, Bone Sarcoma, Bone Tumors, Metastatic Bone Disease, Metastatic Disease, Orthopaedic Oncology, Orthopaedic Surgery, Orthopaedics, Sarcoma, Sarcoma and Musculoskeletal Tumors, Soft Tissue Sarcoma, Soft Tissue Tumors
 
Photo of Dr. Carol Diane Morris, M.D., M.S.

Morris, Carol Diane, M.D., M.S.

Associate Professor of Orthopaedic Surgery
Associate Professor of Oncology
Division Chief, Orthopaedic Oncology
Expertise, Disease and Conditions: Bone Cancer, Bone Sarcoma, Bone Tumors, Chondrosarcoma, Ewing's Sarcoma, Metastatic Bone Disease, Orthopaedic Oncology, Orthopaedic Surgery, Osteosarcoma, Pathologic Fractures, Sarcoma, Sarcoma and Musculoskeletal Tumors, Soft Tissue Sarcoma, Soft Tissue Tumors
 

Our Supporting Staff

In addition, each of our faculty members has a nurse practitioner or physician assistant who support their practices. These individuals are also highly trained to administer their own independent practices.

melissa foughtMelissa Fought, C.R.N.P.

karen krackerKaren Wille, P.A.-C.

doctor defaultAnne Kristobak, M.S., P.A.-C.

colleen lenzColleen Lenz, C.R.N.P.

kristen venutiKristen Venuti, C.R.N.P.

peggy wilckensPeggy (Margaret) Wilckens, M.M.S., P.A.-C.

mary teresa yostMary Teresa (Tresie) Yost, F.N.P.-C.

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