Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Tjoson Tjoa, MD

Individual provider Plastic Surgery within the Head & Neck (Otolaryngology) Physician · NPI 1235450958

Tjoson Tjoa, MD is an Otolaryngology in Orange, California. Qualified in 2010, 16 years ago. Practices with University Head and Neck Surgeons, a 25-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in California and Massachusetts.

Years since qualifying
16
Licensed in
CA, MA
In the registry since
2010
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

101 The City Dr S
Orange, CA 92868-3201
Phone: (714) 456-8888
Fax: (714) 456-8888
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 243 Charles St, Boston, MA 02114-3002 — (617) 573-3654

Specialties & licences

Otolaryngology Physician (primary) Taxonomy 207Y00000X · Licence A119742 (CA)
Plastic Surgery within the Head & Neck (Otolaryngology) Physician Taxonomy 207YX0007X · Licence 262971 (MA)

Record details

NPI number1235450958
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 16, 2010
Last updated in NPPESJune 3, 2025
Certification dateJune 3, 2025

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyOTOLARYNGOLOGY
Medical schoolOTHER
Graduated 2010 (16 years in practice)
Group practice University Head And Neck Surgeons — 25 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount