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Mari Groves, M.D.

Mari Louise Groves, M.D.

Photo of Dr. Mari Groves, M.D.

Assistant Professor of Neurosurgery

Specializes in: Adolescents (12-18 years), Children (1-11 years), Adults (18+ years), Infants (up to 1 year)


Expertise: Brain Tumors, Chiari Malformations, Epilepsy Surgery, Hydrocephalus, Intramedullary Spinal Cord Tumors, Lipoma, Myelomeningocele, Neurological Surgery, Pediatric Spinal Deformity, Scoliosis, Skeletal Dysplasias, Spina Bifida, Spinal Cord Injury, Spinal Cord Tumors, Spinal Dysraphism more

Research Interests: Spinal Deformity; Skeletal Dysplasia; Intramedullary Spinal Cord Tumors

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The Johns Hopkins Hospital


600 N. Wolfe Street Phipps 554 Baltimore, MD 21287 map


Dr. Groves is a pediatric neurosurgeon who treats children with brain and spinal cord tumors, Chiari Malformations, myelomeningocele, spacticity and epilepsy. She also focuses on spinal deformity and spinal oncology. more


  • Assistant Professor of Neurosurgery

Departments / Divisions



  • MD, Vanderbilt University School of Medicine (2007)


  • Johns Hopkins University School of Medicine / Neurological Surgery (2014)


  • Johns Hopkins University School of Medicine / Neurological Surgery (2015)
  • Shriners Hospitals for Children (2015)

Board Certifications

  • Pending/Scheduled / Neurosurgery

Research & Publications

Selected Publications

View all on Pubmed

Liu A, Sankey EW, Bettegowda C, Burger PC, Jallo GI, Groves ML. Poor prognosis despite aggressive treatment in adults with intramedullary spinal cord glioblastoma. J Clin Neurosci. 2015 Oct;22(10):1628-31. doi: 10.1016/j.jocn.2015.05.008. Epub 2015 Jun 30.

Wang Y, Springer S, Zhang M, McMahon KW, Kinde I, Dobbyn L, Ptak J, Brem H, Chaichana K, Gallia GL, Gokaslan ZL, Groves ML, Jallo GI, Lim M, Olivi A, Quinones-Hinojosa A, Rigamonti D, Riggins GJ, Sciubba DM, Weingart JD, Wolinsky JP, Ye X, Oba-Shinjo SM, Marie SK, Holdhoff M, Agrawal N, Diaz LA Jr, Papadopoulos N, Kinzler KW, Vogelstein B, Bettegowda C. Detection of tumor-derived DNA in cerebrospinal fluid of patients with primary tumors of the brain and spinal cord. Proc Natl Acad Sci U S A. 2015 Aug 4;112(31):9704-9. doi: 10.1073/pnas.1511694112. Epub 2015 Jul 20.

Groves ML, Zadnik PL, Kaloostian P, Sui J, Goodwin CR, Wolinsky JP, Witham TF, Bydon A, Gokaslan ZL, Sciubba DM. Epidemiologic, functional, and oncologic outcome analysis of spinal sarcomas treated surgically at a single institution over 10 years. Spine J. 2015 Jan 1;15(1):110-4. doi: 10.1016/j.spinee.2014.07.005. Epub 2014 Jul 17.

Activities & Honors


  • Membership to Alpha Omega, Vanderbilt University, 2006
  • Neuro-Oncology Research Fellowship, NIH Johns Hopkins, 2011 - 2013


  • Congress of Neurological Surgeons
  • American Association of Neurological Surgeons

Professional Activities

  • Founding Member and Executive Director, NeuroHope, Inc.

Patient Ratings & Comments

The Patient Rating score is an average of all responses to physician related questions on the national CG-CAHPS Medical Practice patient experience survey through Press Ganey. Responses are measured on a scale of 1 to 5, with 5 being the best score. Comments are also gathered from our CG-CAHPS Medical Practice Survey through Press Ganey and displayed in their entirety. Patients are de-identified for confidentiality and patient privacy.

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