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

Dr. Jeffrey Tseng, MD

Individual provider Otolaryngology Physician · NPI 1205990868

Dr. Jeffrey Tseng, MD is an Otolaryngology in Thousand Oaks, California. Graduated from Medical College of Wisconsin in 2003, 23 years ago. Practices as a sole proprietor. Licensed in California and Wisconsin.

Years since qualifying
23
Trained at
Medical College of Wisconsin
Licensed in
CA, WI
In the registry since
2006
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

2220 Lynn Rd Ste 109
Thousand Oaks, CA 91360-1904
Phone: (805) 496-8103
Fax: (805) 496-9661
Show map & directions

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

Specialties & licences

Otolaryngology Physician (primary) Taxonomy 207Y00000X · Licence A101924 (CA)
Otolaryngology Physician Taxonomy 207Y00000X · Licence 47283-020 (WI)

Record details

NPI number1205990868
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedDecember 20, 2006
Last updated in NPPESNovember 20, 2009
Mailing address2220 Lynn Rd, Suite 109, Thousand Oaks, CA 91360-1904

Medicare enrollment

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

Medicare specialtyOTOLARYNGOLOGY
Also practisesALLERGY/IMMUNOLOGY, PLASTIC AND RECONSTRUCTIVE SURGERY
Medical schoolMEDICAL COLLEGE OF WISCONSIN
Graduated 2003 (23 years in practice)
Accepts Medicare assignment Not indicated

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