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Drea Petersen, M.D.


Specialty: Pediatric Genetics-Metabolism, Board-certified, Board-eligible, Fellowship Trained

Clinical Interests: Neurofibromatosis type 1, overgrowth/pediatric cancer predisposition, Marfan syndrome/cardiovascular genetics, dysmorphology, skeletal dysplasia and osteogenesis imperfecta, autism/developmental delay, neuromuscular disorders, craniofacial anomalies, metabolic storage disorders, disorders of sexual development.

Languages: English, Interpreters available for other languages

Gender: Female


Drea Petersen, M.D., is a pediatrician and clinical geneticist. Dr. Petersen believes in comprehensive diagnostic evaluation and multidisciplinary, family-centered approaches to care for patients with suspected and diagnosed genetic conditions. She is committed to expanding access for patients and families from prenatal through adulthood, with current emphasis on neurofibromatosis, cancer predisposition, cardiac/vascular disorders, craniofacial and skeletal anomalies and hearing-loss. She is involved in clinical trials and therapeutics including IV and/or intrathecal enzyme replacement therapy for storage disorders, Nusinersen/Spinraza for Spinal Muscular Atrophy (SMA), and bisphosphonates for osteogenesis imperfect (OI). Born in Seattle but raised oversees in Bahrain, Dr. Petersen is thrilled to be back in the Pacific Northwest, which she enjoys exploring in her free time with her husband and two kids.

Education and Certification

  • Residency: Baylor College of Medicine/Texas Children's Hospital
  • Fellowship: Baylor College of Medicine/Texas Children's Hospital
  • Post-Baccalaureate pre-medical program: Bryn Mawr College
  • Undergraduate: New York University
  • Medical School: University of Rochester School of Medicine and Dentistry

Year provider started practicing medicine: 2012


Practice Information

Primary Practice: Children's Development and Rehabilitation

Provider practices at one or more Legacy Medical Group (LMG) Clinics: Yes

Legacy Health Partners


  1. Children's Development and Rehabilitation
    • 2801 N. Gantenbein Ave., Suite 2225
    • Randall Children's Hospital at Legacy Emanuel
    • Portland, OR 97227
    • Phone : 503-413-4505
    • Fax : 503-413-4719
    • Clinic Hours :
    • Monday-Friday, 8 a.m.-4:30 p.m.
  2. Randall Children's Hospital at Legacy Emanuel
    • 2801 N. Gantenbein Ave.
    • Portland, OR 97227
    • Phone : 503-276-6500