Our Neurosurgery Spine Team

Conditions affecting the spine are often complex. To help you manage pain and restore as much function as possible, we've gathered a group of experts who work together to ensure seamless continuity of care that addresses your total well-being. Our spine team includes world-renowned neurosurgeons, neurologists, pain specialists, physical medicine and rehabilitation physicians and therapists, who collaborate to develop a unique treatment plan for each patient. 

Director of the Neurosurgical Spine Center

Nick Theodore MD

  • Director, Neurosurgical Spine Center
  • Professor of Neurosurgery

Expertise: Neurosurgery

Spine Neurosurgeons

  • Allan J. Belzberg MD

    • Director, Peripheral Nerve Surgery
    • Professor of Neurosurgery

    Expertise: Pediatric Neurosurgery, Neurosurgery

  • Ali Bydon MD

    • Vice Chair of Strategic Planning
    • Professor of Neurosurgery

    Expertise: Spine Surgery, Neurosurgery

  • Louis Chang MD

    • Assistant Professor of Neurosurgery

    Expertise: Neurosurgery

  • Shih-Chun Lin MD PhD

    • Chair, Department of Surgery, Suburban Hospital, Johns Hopkins Medicine
    • Assistant Professor of Neurosurgery

    Expertise: Neurosurgery

  • Daniel Lubelski MD

    • Director of Spine Tumor Surgery, Department of Neurosurgery
    • Assistant Professor of Neurosurgery

    Expertise: Neurosurgical Oncology

  • Timothy F. Witham MD

    • Director, the Johns Hopkins Neurosurgery Spinal Fusion Laboratory
    • Professor of Neurosurgery

    Expertise: Neurosurgery

Advanced Practitioners

Laura Blanchfield, NP, CRNP

Laura Blanchfield

Rosemarie Hughes, PA-C MMS, CT (ASCP)

Rosemary Hughes

Gurpreet Jassi, PA-C

Gurpreet Jassi

Jacqueline Kohn, CRNP, DNP

Jacqueline Kohn headshot

Dorothy Madarang, PA-C, MLS (ASCP)

Dorothy Madarang

Zain Saeed, MSPAS, PA-C

Zain Saeef

Other Neurosurgeons We Work With

Rehabilitation Team

Akhil Chhatre MD

Expertise: Physical Medicine and Rehabilitation, Orthopedic Surgery

Other Staff Members

Ramsey, Nicole
Surgical Coordinator

Suk, Ian
Medical Illustrator