Orthopaedic Surgeons

Syed Imraan Ahmed, MD, FAAOS
- Orthopaedic Surgeon
- Hip, Sports, Deformity and Trauma Specialist
Syed Imraan Ahmed, MD, FAAOS
Locations
Departments
Emily Anne Hattwick, MD
Locations
Departments

Robert Mikael Henshaw, MD
- Director, Orthopaedic Oncology
- Orthopaedic Surgeon
- Bone and Soft Tissue Tumor Specialist
Robert Mikael Henshaw, MD
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Departments

Shannon McClure Kelly, MD
- Associate Chief, Medical Education
- Program Director, Orthopaedic Surgery and Sports Medicine Fellowship
Shannon McClure Kelly, MD
Locations
Departments
Joseph Paul Letzelter, MD
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Departments
Benjamin D. Martin, MD
Locations
Departments

Matthew Evan Oetgen, MD
- Division Chief, Orthopaedic Surgery and Sports Medicine
- Spine, Hip, Orthopaedic Trauma Specialist

Evan Sheppard, MD
- Orthopaedic Surgeon
Evan Sheppard, MD
Locations
Languages
- English
Departments
Biography
Evan Sheppard, MD, obtained his medical degree from Rutgers Robert Wood Johnson Medical School. He then completed his orthopaedic surgery residency at the University of Alabama, Birmingham and went on to complete a fellowship in pediatric orthopaedics at Children's National Hospital. Dr. Sheppard strongly believes that innovation and education drives quality and has authored many peer reviewed articles, presented at national meetings and was a Joseph E. Robert, Jr. fellow in pediatric surgical innovation at Children's National Hospital. He also routinely participates in resident education, giving lectures to the orthopaedic residents at Georgetown, George Washington, Howard and Walter Reed.
Outside of the hospital, Dr. Sheppard enjoys spending time with his wife and son. They love taking advantage of the great activities for toddlers in the area, such as the National Zoo and the museums on the Mall.
Robert H. Wilson, MD
Locations
Departments

Megan Lynne Young, MD
- Orthopaedic Surgeon
- Limb Lengthening and Deformity, Orthopaedic Trauma Specialist
Megan Lynne Young, MD
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Departments
Sports Medicine Physicians
Keyur Suresh Desai, MD, CAQSM
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Departments
Nurse Practitioners
Anna Marie Jacobson, NP, CPNP-AC
Locations
Departments
Marin Nolan Malone, CPNP
Locations
- Main Hospital
- Montgomery County
- Annapolis
- Fight For Children Sports Medicine Center
- Prince George's County
Departments
Shannon Lee McGuigan, NP
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Departments
Lauren Sabot, FNP-BC
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Departments
Jill Kimball Yastishak, CPNP
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Departments
Physician Assistants
Katharine Alyssa Endres, PA-C
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Departments
Madeline Prichard, PA
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Departments
Shannon Elizabeth Quinn, PA
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Departments
Leanne Schaefer Sellier, PA-C
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Departments
Nancy Kathleen Zonarich, PA
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Departments
Physical Therapists

Samantha Allen, PT, DPT, CMTPT
- Sports Medicine Physical Therapist
Samantha Allen, PT, DPT, CMTPT
Locations
Languages
- English
Departments
Biography
Samantha (Sam) Allen is a sports physical therapist who works at the Fight for Children Sports Medicine Center in Silver Spring. She has been working with athletes of all ages in Montgomery County for nearly 10 years and has enjoyed helping her patients get back to the activities and sports that they are specifically passionate about. Additionally, she has been certified in trigger point dry needling since 2017 which allows her to further service her patients with their specific soft tissue/muscle issues. While a lover of all sports, she is a particularly passionate football and hockey fan.

Catherine Coley, PT. DPT. c/NDT
- Physical Therapist
Catherine Coley, PT. DPT. c/NDT
Languages
- English
Departments

Nathalia Conover, PT, DPT
- Clinical Program Manager, Sports Medicine Physical Therapy
- Sports Medicine Physical Therapist
Nathalia Conover, PT, DPT
Locations
Languages
- English
Departments
- Orthopaedic Surgery and Sports Medicine
- Sports Medicine
- Sports Performance and Motion Analysis Lab
- Sports Physical Therapy
- Sports Performance and Injury Prevention
Nathalia Conover PT, DPT, has been committed to the children, teens and families of Children’s National since 2009. She has over 10 years of experience working with young athletes in the area to include dancers, gymnasts, soccer, football, baseball and basketball players.
She is passionate about helping the pediatric/adolescent athlete overcome sports injuries by providing highly skilled, sport- and child-specific care that displays compassion, patience and determination to help young athletes navigate the often-challenging road to recovery. She is deeply committed to encouraging, equipping and empowering her patients and their families to not only heal from their injuries, but to become stronger, faster and more confident as they return to the sports and activities they love.
Nathalia lives in Virginia and has a very active lifestyle. She enjoys taking and teaching group exercise classes, hiking, kayaking and spending time with friends, family and her church community.

Briana Crowe, PT, DPT, OCS
- Sports Medicine Physical Therapist
Briana Crowe, PT, DPT, OCS
Locations
Languages
- English
Departments
Biography
Briana (Bree) Crowe, PT, DPT, OCS, is a sports physical therapist at the Fight For Children Sports Medicine Center, where she works directly with athletes in the rehabilitation gym to get them stronger, more flexible and ready to participate in their sport again. Her favorite sports are basketball and soccer, and she has run half marathons at three different national parks.

Bashir Lamptey, PT, DPT
- Sports Medicine Physical Therapist
Bashir Lamptey, PT, DPT
Locations
Languages
- English
Departments
Biography
Bashir Lamptey PT, DPT, is a sports physical therapist who works at the Fight For Children Sports Medicine Center in Silver Spring. He is a Maryland native, born and raised in Prince George’s County. Additionally, Bashir is a former high school and collegiate short sprinter and hurdler. He uses his experiences as a former college athlete to provide personalized and informed care to all the young athletes he works with. Outside of the clinic he most enjoys spending time outdoors and with family. Although he will watch and play any sport available to him, Bashir is a huge basketball fan and loves to play recreationally.

Kevin McGuinness, PT, DPT, SCS, CSCS
- Sports Medicine Physical Therapist
- Performance Specialist
- Injury Prevention Specialist
Kevin McGuinness, PT, DPT, SCS, CSCS
Locations
Languages
- English
Departments
- Orthopaedic Surgery and Sports Medicine
- Sports Medicine
- Sports Physical Therapy
- Sports Performance and Injury Prevention
Biography
Kevin McGuinness, PT, DPT, SCS, CSCS, is a physical therapist specializing in in the treatment of athletes. He is a board certified sports clinical specialist through the ABPTS and a certified strength and conditioning specialist through the NSCA. Kevin has treated high school, collegiate and professional athletes for a wide variety of conditions. He has a particular interest in helping athletes with hip pathologies such as FAI/labral tears and dysplasia.
Athletic Trainers

Kelley Legge, MS, ATC
- Lead Athletic Trainer
Kelley Legge, MS, ATC
Locations
Languages
- English
Departments
- Athletic Training
- Orthopaedic Surgery and Sports Medicine
- Sports Medicine
- Sports Performance and Motion Analysis Lab
- Sports Performance and Injury Prevention
Biography
Kelley Legge, MS, ATC, is an athletic trainer who works directly with the Sports Medicine team to provide the best care to athletes and get them back to the activities they love.

Jana Ponder, MS, LAT, ATC
- Clinical Athletic Trainer
Jana Ponder, MS, LAT, ATC
Languages
- English
Departments
- Athletic Training
- Orthopaedic Surgery and Sports Medicine
- Sports Medicine
- Sports Performance and Motion Analysis Lab
Biography
Jana R. Ponder, MS, LAT, ATC is a certified athletic trainer with a passion for adolescent sports medicine and injury prevention. Jana received her master’s degree in sport and exercise psychology. She uses her knowledge in these fields to provide the best possible care by considering the entire person in her evaluation and treatment. Jana has a particular interest in helping performing artists of all art forms.
Biomechanical Engineers

Mia Caminita, PhD(c)
- Program Manager, Sports Performance and Motion Analysis Lab
- Biomechanical Engineer
Mia Caminita, PhD(c)
Locations
Languages
- English
Departments
- Orthopaedic Surgery and Sports Medicine
- Sports Medicine
- Sports Performance and Motion Analysis Lab
- Sports Performance and Injury Prevention
Biography
Mia Caminita, MS, is a biomechanist and engineer who leads the Sports Performance and Motion Analysis Lab at the Fight for Children Sports Medicine Center. She is passionate about using motion analysis technologies to enhance athletic performance, reduce injury risk, guide return-to-sport recommendations and improve gait mechanics. Mia is also a former competitive figure skater and has over 10 years of experience coaching and working with youth athletes and their families.

Samantha Collins, MS
- Biomechanical Engineer
Samantha Collins, MS
Locations
Languages
- English
Departments
- Orthopaedic Surgery and Sports Medicine
- Sports Medicine
- Sports Performance and Motion Analysis Lab
- Sports Performance and Injury Prevention
- Samantha Collins is an engineer and biomechanist in the sports performance and motion analysis lab. In 2023 she graduated with a MS in Mechanical Engineering from the University of Denver while working in the Center of Orthopedic Biomechanics human dynamics lab. In this role she worked with osteoarthritic patients receiving knee replacements to analyze functionality and pain relief. Samantha is passionate about using motion analysis technologies to enhance athletic performance, reduce injury risk, guide return-to-sport recommendations and improve gait mechanics.
Samantha is a former competitive basketball player at the University of Rochester and now enjoys an active lifestyle.