Timothy Ryken, MD, Neurosurgery, Lebanon, NH, Dartmouth-Hitchcock Medical Center

TimothyCRykenMDMS, FACS, FAANS

Neurosurgery Lebanon, NH

Brain & Spinal Tumor, Neurosurgical Spine Surgery

Professor, Department of Neurological Surgery

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  • Office

    Professor and Chief, Section of Neurosurgery, Dartmouth- Hitchcock Medical Center
    1 Medical Center Drive
    Lebanon, NH 03766
    Phone(603) 650-5000
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Education & Training

  • University of Iowa College of Public Health
    University of Iowa College of Public HealthMS, 2004 - 2007
  • University of CambridgeFellowship, 1995 - 1996
  • University of Iowa Hospitals and Clinics
    University of Iowa Hospitals and ClinicsChief Residency, Neurological Surgery, 1994 - 1995
  • University of Iowa Hospitals and Clinics
    University of Iowa Hospitals and ClinicsResidency, Neurological Surgery, 1990 - 1995
  • University of Iowa Hospitals and Clinics
    University of Iowa Hospitals and ClinicsInternship, General Surgery, 1989 - 1990
  • University Wy Coll Health SciChief Residency, Family Medicine, 1988 - 1989
  • University of Iowa Carver College of Medicine
    University of Iowa Carver College of MedicineClass of 1988
  • Iowa State UniversityBS, Biochemistry, 1980 - 1984

Certifications & Licensure

  • ME State Medical License
    ME State Medical License 2020 - 2021
  • VT State Medical License
    VT State Medical License 2020 - 2022
  • NH State Medical License
    NH State Medical License 2017 - 2023
  • KS State Medical License
    KS State Medical License 2015 - 2017
  • MO State Medical License
    MO State Medical License 2015 - 2017
  • IA State Medical License
    IA State Medical License 1989 - 2021
  • American Board of Neurological Surgery Neurological Surgery

Awards, Honors, & Recognition

  • AANS VanWagenen Fellow 1995-1996
  • America's Top Doctors Castle Connolly, 2007-2014
  • America's Top Doctors for Cancer Castle Connolly, 2006-2013
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Clinical Trials

Publications & Presentations

PubMed

Journal Articles

  • CD271+ Cells Are Diagnostic and Prognostic and Exhibit Elevated MAPK Activity in SHH Medulloblastoma  
    Timothy Ryken, MD, Clinical Cancer Research
  • Clinical prognostic indicators of surgical outcome in cervical spondylotic myelopathy.  
    Holly LT, Matz PG, Anderson PA, Groff MW, Heary RF, Kaiser MG, Mummaneni PV, Ryken TC, Choudhri TF, Vresilovic EJ, Resnick DK, J Neurosurg Spine. 2009 Aug;11(2):112-8. PubMed PMID: 19769490
  • The natural history of cervical spondylotic myelopathy.  
    Matz PG, Anderson PA, Holly LT, Groff MW, Heary RF, Kaiser MG, Mummaneni PV, Ryken TC, Choudhri TF, Vresilovic EJ, Resnick DK, J Neurosurg Spine. 2009 Aug;11(2):104-11. PubMed PMID:19769489
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Books/Book Chapters

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Abstracts/Posters

  • Fas upregulation results in increased survival of rats with intracranial malignant glioma.
    Frankel B, Longo S, Kyle M, Canute GW, Ryken TC, Society for Neuroscience Abstracts, Vol. 25:2086
  • Three dimensional culture of genetically modified glioma cell lines.
    Ryken TC, Housden ES, Frankel BM, Watts C, Sofroniew MV, Traynelis VC, Congress of Neurological Surgeons 46th Annual Meeting, Montreal, Canada
  • Fas ligand induced cytotoxicity in human malignant glioma.
    Lennarson PJ, Frankel B, Julien T, Ryken TC, NeuroOncology 2(4):262
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Lectures

  • Implantable Chemotherapy. 
    Canadian Approval, Montreal, CA
  • Biomechanics of subaxial posterior cervical stabilization. 
    Congress of Neurological Surgeons 46th Annual Meeting, Montreal, Canada
  • Ten Year Experience with Implantable Local Therapy for Malignant Brain Tumors. 
    Glasgow, Scotland UK
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Press Mentions

  • Dartmouth-Hitchcock Uses Robotic Surgical System for Spinal Operations
    Dartmouth-Hitchcock Uses Robotic Surgical System for Spinal OperationsAugust 12th, 2019
  • Dartmouth-Hitchcock Health Finances Continue to Mend
    Dartmouth-Hitchcock Health Finances Continue to MendJune 21st, 2021
  • Conroy Paid Less Than Predecessor
    Conroy Paid Less Than PredecessorSeptember 7th, 2020
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Professional Memberships

Hospital Affiliations