Sarah A. O'Shea, MD, MS

Adjunct Assistant Professor, Boston University Chobanian & Avedisian School of Medicine

Biography

Dr. Sarah O'Shea is an Assistant Professor of Neurology at Chobanian and Avedisian School of Medicine and practices at Boston Medical Center, where she cares for patients with Parkinson's disease, atypical parkinsonism, Huntington's disease, and tremor. She also specializes in Deep Brain Stimulation (DBS) for Movement Disorders and is also skilled in botulinum toxin injections for Movement Disorders and spasticity. Her research interests include investigating prodromal markers of Parkinson's disease and the effects of neurotoxicant exposure on the development of neurodegenerative disease. She also has a research interest in DBS outcomes, particularly neuropsychological outcomes after DBS surgery.

Dr. O'Shea received her BA in Biological Sciences at Northwestern University and her MD at the University of Illinois. She completed her neurology residency at the University of Iowa, where she served as Chief Resident. She completed a three-year fellowship in Movement Disorders at Columbia University/New York-Presbyterian Hospital. She also obtained an MS in Epidemiology at Columbia University during her fellowship training (Neuroepidemiology Training Program).

Dr. O'Shea is a member of The International Parkinson and Movement Disorder Society (MDS) and the American Academy of Neurology (AAN). She is a credentialed member of the Parkinson Study Group (PSG).

Publications

  • Published 4/26/2025

    Schaefer A, Rockson A, Islam JY, LaForest M, Jenkins NC, Obi NC, Ashrafi A, Wingard J, Tejada J, Tang W, Commaroto SA, O'Shea S, Tsui J, Llanos AAM. Structural Racism in Cervical Cancer Care and Survival Outcomes: A Systematic Review of Inequities and Barriers. Curr Epidemiol Rep. 2025; 12(1):7. PMID: 40297709.

    Read at: PubMed

  • Published 12/3/2024

    O'Shea S, Liu Y, Liu C, Frank SA, Shih LC, Au R. Obesity and the development of Parkinson's disease within the Framingham Heart study cohort. Clin Park Relat Disord. 2025; 12:100291. PMID: 39758706.

    Read at: PubMed

  • Published 7/4/2024

    Xue C, Kowshik SS, Lteif D, Puducheri S, Jasodanand VH, Zhou OT, Walia AS, Guney OB, Zhang JD, Pham ST, Kaliaev A, Andreu-Arasa VC, Dwyer BC, Farris CW, Hao H, Kedar S, Mian AZ, Murman DL, O'Shea SA, Paul AB, Rohatgi S, Saint-Hilaire MH, Sartor EA, Setty BN, Small JE, Swaminathan A, Taraschenko O, Yuan J, Zhou Y, Zhu S, Karjadi C, Alvin Ang TF, Bargal SA, Plummer BA, Poston KL, Ahangaran M, Au R, Kolachalama VB. AI-based differential diagnosis of dementia etiologies on multimodal data. Nat Med. 2024 Oct; 30(10):2977-2989. PMID: 38965435.

    Read at: PubMed

  • Published 3/26/2024

    Xue C, Kowshik SS, Lteif D, Puducheri S, Jasodanand VH, Zhou OT, Walia AS, Guney OB, Zhang JD, Pham ST, Kaliaev A, Andreu-Arasa VC, Dwyer BC, Farris CW, Hao H, Kedar S, Mian AZ, Murman DL, O'Shea SA, Paul AB, Rohatgi S, Saint-Hilaire MH, Sartor EA, Setty BN, Small JE, Swaminathan A, Taraschenko O, Yuan J, Zhou Y, Zhu S, Karjadi C, Ang TFA, Bargal SA, Plummer BA, Poston KL, Ahangaran M, Au R, Kolachalama VB. AI-based differential diagnosis of dementia etiologies on multimodal data. medRxiv. 2024 Mar 26. PMID: 38585870.

    Read at: PubMed

  • Published 3/21/2023

    Schneider SA, Desai S, Phokaewvarangkul O, Rosca EC, Sringean J, Anand P, Bravo GÁ, Cardoso F, Cervantes-Arslanian AM, Chovatiya H, Crosiers D, Dijkstra F, Fearon C, Grandas F, Guedj E, Méndez-Guerrero A, Hassan M, Jankovic J, Lang AE, Makhoul K, Muccioli L, O'Shea SA, Ostovan VR, Perez-Sanchez JR, Ramdhani R, Ros-Castelló V, Schulte C, Shah P, Wojtecki L, Pal PK. COVID19-associated new-onset movement disorders: a follow-up study. J Neurol. 2023 May; 270(5):2409-2415. PMID: 36943516.

    Read at: PubMed

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Websites

Education

  • University of Illinois, Chicago, MD
  • Columbia University, MS
  • Northwestern University, BA

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