UCI Health will see you now: Welcome to our new co-workers and patients from Fountain Valley, Lakewood, Los Alamitos and Placentia Linda! 

Tjoson Tjoa, MD

Tjoson Tjoa, MD


Otolaryngology-Head and Neck Surgery, Head and Neck Oncology

Clinical Interests

head and neck cancer reconstruction, head and neck benign tumors, microvascular surgery, skull base surgery, thyroid cancer, thyroid and parathyroid surgery

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  • American Board of Otolaryngology-Head and Neck Surgery, Otolaryngology — Head and Neck Surgery
  • English
Medical School
Virginia Commonwealth University School of MedicineMD
UCI Medical CenterOtolaryngology-Head and Neck Surgery
UCI Medical CenterOtolaryngology-Head and Neck Surgery
Massachusetts Eye and Ear Hospital – Harvard Medical SchoolHead and Neck Oncology, Skull Base and Microvascular Reconstructive Surgery
Professional Positions
  • Associate Professor — Department of Otolaryngology-Head and Neck Surgery, UCI School of Medicine
Awards and Recognition
  • Physicians of Excellence, Orange County Medical Association — 2023

More Information

Dr. Tjoson Tjoa is a board-certified UCI Health otolaryngologist and surgeon who specializes in head and neck cancer and microvascular reconstruction. He also serves as interim chair of the UCI School of Medicine's Department of Otolaryngology-Head & Neck Surgery.

His clinical focus is on upper aerodigestive tract malignancies, head and neck reconstruction, thyroid surgery, salivary gland surgery, laryngectomy and advanced cutaneous malignancies of the head and neck.

Tjoa received his medical degree from the Virginia Commonwealth University School of Medicine. He completed an internship in general surgery followed by a residency in head and neck surgery at the UCI School of Medicine. He received fellowship training in head and neck surgical oncology and microvascular reconstruction at the Massachusetts Eye and Ear Hospital, Massachusetts General Hospital and Harvard Medical School's Department of Otolaryngology and Head and neck Surgery, where he served as clinical instructor.

He is the author or co-author of dozens of published papers and serves as a peer reviewer for major journals in otolaryngology and head and neck surgery. He has received numerous clinical and teaching awards throughout his career and has championed diversity, equity and inclusion, obtaining funding for and initiating one of the first underrepresented in medicine grants for medical students interested in otolaryngology. He serves on the ethics committee for the Academy of Otolaryngology–Head & Neck Surgery and previously was an executive member of the young physicians’ section of the academy's Board of Governors.

Tjoa sees patients at UCI Medical Center in Orange.

UCI Health Ear, Nose & Throat Services
101 The City Drive South, Pavilion 2
Building 30A
Orange, CA 92868
Phone: 714-456-7017
Fax: 855-854-5414