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Education & Training

  • PhD, Otolaryngology, 2006
    University of Minnesota
  • Fellowship Program, Pediatric Otolaryngology, 2004
    Cincinnati Children's Hospital Medical Center
  • Residency Program, Otolaryngology, 2002
    University of Minnesota Health Center
  • Internship Program, General Surgery, 1998
    Hennepin County Minnesota
  • MD, AMA Verified, 1997
    University of Minnesota School of Medicine
  • BS, 1993
    Georgetown University

Board Certifications

  • American Board of Otolaryngology

Awards & Recognition

  • Top Doctors Washingtonian (2019, 2018, 2017, 2016, 2015)
  • Top Doctors No Va Magazine (2020, 2019, 2018, 2017, 2016, 2015)

National Provider ID: 1346309713


Diego Preciado, M.D., Ph.D., is a tenured professor at Children's National Hospital and George Washington University. After completing medical school and his otolaryngology residency at the University of Minnesota, he did a two-year pediatric otolaryngology fellowship at Cincinnati Children’s Hospital. Currently, he serves as Vice-Chief of the Division of Pediatric Otolaryngology as well as Program Director of the ACGME-accredited Pediatric Otolaryngology Fellowship at Children’s National.

His clinical practice focused on pediatric airway reconstruction, childhood hearing loss/cochlear implants and velopharyngeal insufficiency. He has authored over 110 peer-reviewed manuscripts, 20 book chapters and 2 edited books. Dr. Preciado runs an otitis media translational laboratory funded through numerous extramural awards including R01, U01 and R21 grants. He serves as current President of the American Society of Pediatric Otolaryngology (2020-2021) and the International Society for Otitis Media (2019-2023) .

This faculty member (or a member of their immediate family) has a working relationship (i.e. consulting, research, and/or educational services) with the companies listed below. These relations have been reported to the health system leadership and, when appropriate, management plans are in place to address potential conflicts.

Outside Interests

  • Children's National Specialists of Virginia, LLC provider.
  • Cochlear Americas 
  • Shire North American Group 

Research & Publications

Airway Reconstruction in Pediatric Burn Patients

(2005) Otolaryngology - Head & Neck Surgery

American Academy of Otolaryngology Head and Neck Surgery Annual Meeting

(2007) Surgical Management of Pediatric Subperiosteal Abscess

Association for Research in Otolaryngology

(2006) Activation of Transforming Growth Factor Signaling Pathway in Rat Middle Ear with Otitis Media

Frontal Sinus Fractures

(2006) eMedicine

Improved Diagnostic Effectiveness with a Sequential Diagnostic Paradigm in Idiopathic Pediatric Sensorineural Hearing Loss

(2005) Otology & Neurology

Middle Ear Inflammatory Diseases

(2007) eMedicine

Pseudomonas Aeruginosa Lipopolysaccharide Induction of Keratinocyte Proliferation NFkappa B and Cyclin DA is Inhibited by Indomethacin

(2005) Journal of Immunology

The 34th Annual Society for Ear Nose and Throat Advances in Children

(2006) Otitis Media with Effusion and its Risk Factors Affect Serum Cytokine Profile in Children

Tonsillar Inclusion Cysts in Gorlin Syndrome

(2006) Ear Nose and Throat Journal

Triologic Society

(2007) Cigarette Smoke Induces Muc5b Mucin Gene Expression in Mouse Middle Ear Cells.

4.6 / 5 4.6 out of 5 stars (based on 51 Patient/Family Ratings)

About Our Patient Satisfaction Scores

The main Patient Rating score is an average of all responses to care provider-related questions on our nationally-recognized Press Ganey Patient Satisfaction Survey.

The ratings below are the average of specific questions about interactions with the care provider.

Responses are measured on a scale of 1 to 5 with 5 being the best score.

  • 4.6 / 5

    Friendliness/courtesy of Care Provider

  • 4.7 / 5

    Care Provider explanations of prob/condition

  • 4.7 / 5

    Patients' confidence in Care Provider

  • 4.6 / 5

    Likelihood of recommending Care Provider