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

Dr. Edwin T Tseng, MD

Individual provider Specialist · NPI 1609897271

Dr. Edwin T Tseng, MD is an Otolaryngology in Thousand Oaks, California. Qualified in 1971, 55 years ago. Practices as a sole proprietor. Licensed in California.

Years since qualifying
55
Licensed in
CA
In the registry since
2006
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) 469-8103
Fax: (805) 496-9661
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Specialist (primary) Taxonomy 174400000X · Licence A35161 (CA)

Record details

NPI number1609897271
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJuly 21, 2006
Last updated in NPPESJanuary 22, 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
Medical schoolOTHER
Graduated 1971 (55 years in practice)
Accepts Medicare assignment Not indicated

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