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Office
101 The City Dr S
Orange, CA 92868Phone+1 714-880-7812Fax+1 714-456-5241
Education & Training
- University of Southern California/Los Angeles General Medical Center (USC/LA General)Residency, Otolaryngology - Head and Neck Surgery, 1988 - 1993
- University of Washington School of MedicineClass of 1988
Certifications & Licensure
- CA State Medical License 1989 - 2026
- American Board of Otolaryngology - Head and Neck Surgery Otolaryngology
Awards, Honors, & Recognition
- Super Doctor SuperDoctors.com
- Top MD Consumers Checkbook
- Fellow (FACS) American College of Surgeons
- Join now to see all
Publications & Presentations
PubMed
- Disclosure of Industry Relationships by Otolaryngologists.Madeline M Nottoli, Cynthia Tsang, Zoe Hsiao, Arjun Sharma, Sina J Torabi
Otolaryngology--Head and Neck Surgery. 2025-03-19 - Synchronous versus asynchronous delivery of concurrent chemotherapy and radiation for head and neck cancer: Does timing matter?Allen M Chen, Meng Gan, Tjoson Tjoa, Yarah Haidar, William B Armstrong
American Journal of Otolaryngology. 2025-03-11 - Circulating Tumor HPV-DNA in the Management of HPV-Positive Oropharyngeal Carcinoma: A Systematic Review.Allen M Chen, Tjoson Tjoa, William B Armstrong
Head & Neck. 2025-01-23
Journal Articles
- Analysis of Clinical Features of Mammary Analog Secretory Carcinoma Using the Surveillance, Epidemiology, and End Results DatabaseYarah M Haidar, Jennifer L Anderson, William B Armstrong, Tjoson Tjoa, JAMA
- Predictors of Short‐Term Morbidity and Mortality in Open Anterior Skull Base SurgeryJames N Palmer, Marilene B Wang, Karam W Badran, Yarah M Haidar, Nithin D Adappa, Naveen D Bhandarkar, Tjoson Tjoa, William B Armstrong, Edward C Kuan, Frederick Yoo, The Laryngoscope
- Free Flap Versus Pedicled Flap Reconstruction of Laryngopharyngeal Defects: A 10‐Year National Surgical Quality Improvement Program AnalysisYarah M Haidar, Edward C Kuan, Tjoson Tjoa, Julie A Goddard, Sunil P Verma, William B Armstrong, The Laryngoscope
Professional Memberships
- Fellow
- Member
External Links
- Dept Otolaryngology UCIhttp://www.ent.uci.edu
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