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Maria Fleseriu

Endocrinology

Maria Fleseriu, MD

Professor of Medicine and Neurological Surgery, Director, Pituitary Center, Oregon Health & Science University

Portland, OR

Dr. Maria Fleseriu is a neuroendocrinologist specializing in pituitary and adrenal disorders, treating adult patients with conditions such as acromegaly, Cushing's disease/syndrome, growth hormone deficiency, prolactinoma, Rathke’s cleft cyst, pituitary tumors, hyperprolactinemia, hypopituitarism, and neuroendocrine disorders. She serves primarily adult populations, including those with complex or treatment-resistant pituitary and hypothalamic disorders, coordinating a multispecialty program at

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30+

Years in Practice

Credentials

Board Certifications

  • Endocrinology, Diabetes & Metabolism
  • Endocrinology (AB Internal Medicine)

Education & Training

  • Professor, Medicine and Neurological Surgery, Oregon Health & Science University
  • M.D., 1993, The University of Medicine and Pharmacy of Timisoara
  • Fellowship, Endocrinology, Diabetes & Metabolism, Cleveland Clinic, 2005-2006
  • Fellowship, Endocrinology, University Hospital Sibiu and National Institute of Endocrinology, Romania, 1997-1998
  • Residency, Internal Medicine, MetroHealth Medical Center / Case Western Reserve University, 2002-2004

Peer Recognition

  • Castle ConnollyExceptional Women In Medicine

    2019-2025 (7 years)

  • Exceptional Women In MedicineTop Doctor

    2019-2025 (7 years)

Clinical Focus

Subspecialties

Neuroendocrinology & PituitaryAdrenal Disorders

Conditions & Treatments

Pituitary DisordersAcromegalyAdrenal DisordersNeuroendocrine Tumors

Practice Details

Hospital Affiliations

  • OHSU Hospital

Languages

English

Experience

30+ years in practice