Biography

Dr. Tianxu Xia is a board-certified, fellowship-trained behavioral neurologist and neuropsychiatrist. His clinical interests include various neurodegenerative diseases, such as Alzheimer’s disease, Lewy body disease, frontotemporal dementia, primary progressive aphasia, corticobasal syndrome, and progressive supranuclear palsy, among others. He is also focused on the management of neuropsychiatric symptoms associated with different cognitive and behavioral disorders.

Dr. Xia received his medical degree at Harbin Medical University in Heilongjiang, China. He completed general adult psychiatry residency training at Maimonides Medical Center in Brooklyn, New York, with enfolded training in psycho-oncology and consultation-liaison psychiatry at Memorial Sloan Kettering Cancer Center. He went on to complete fellowship training in behavioral neurology and neuropsychiatry at Yale University School of Medicine in New Haven, Connecticut. He joined the faculty at McGovern Medical School at UTHealth Houston in 2025 after serving as an assistant professor of neurology and psychiatry at the Icahn School of Medicine at Mount Sinai in New York City, where he was assistant director of neurobehavioral education and co-director of the behavioral neurology and neuropsychiatry fellowship training program.

Education

Medical Degree
Harbin Medical University, China
Residency
General Adult Psychiatry - Maimonides Medical Center, Brooklyn NY
Fellowship
Behavioral Neurology and Neuropsychiatry - Yale University School of Medicine, New Haven CT

Areas of Interest

Research Interests

  • Disease modifying therapy for neurodegenerative diseases, particularly Alzheimer’s disease and related dementias
  • Developing dementia research framework for minority groups
  • Better understanding of neuropsychaitric symptoms in cognitively impaired patients
  • Exploring novel therapeutic approaches for refractory neuropsychatric symptoms when comorbid with dementias

Publications

Visit the PubMed profile page

Xia T, Li C, Iverson A, Spat-Lemus J, Woroch A, Naasan G. Behavioral variant frontotemporal dementia with pathogenic variant in MAPT presenting as dementia with Lewy body disease. Neurocase. 2025 Feb;31(1):23-28. doi: 10.1080/13554794.2024.2440548. Epub 2024 Dec 10. PMID: 39658879; PMCID: PMC12082706.

Virani S, Xia T, Brainch N, Mitra S, Ahmed S, Mutasiigwa H, Chaudhari G, Zaveri D. Scaling the great wall: The impact of communication barriers on quality of psychiatric care in Chinese patients. Int J Soc Psychiatry. 2020 Mar;66(2):150-155. doi: 10.1177/0020764019888959. Epub 2019 Dec 2. PMID: 31789574.

Mahgoub Y, Madden K, Xia T. When Green Becomes Mean: Green Tea Extract Reduces Ziprasidone’s Effect and Causes Psychosis. Prim Care Companion CNS Disord. 2020 Jan 23;22(1):19l02487. doi: 10.4088/PCC.19l02487. PMID: 31995673.