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

Albert Yi Tsien, MD

Individual provider Allergy & Immunology Physician · NPI 1801953559

Albert Yi Tsien, MD is an Allergy/Immunology in Olympia, Washington. Graduated from Illinois Medical College in 1989, 37 years ago. Practices with Kaiser Foundation Health Plan of Washington, a 1,519-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Washington.

Years since qualifying
37
Trained at
Illinois Medical College
Licensed in
WA
In the registry since
2007
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

700 Lilly Rd NE
Olympia, WA 98506-5115
Phone: (360) 923-7000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Allergy & Immunology Physician (primary) Taxonomy 207K00000X · Licence MD00044027 (WA)

Record details

NPI number1801953559
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 2, 2007
Last updated in NPPESOctober 31, 2025
Certification dateOctober 31, 2025
Mailing address700 Lilly Rd Ne, Olympia, WA 98506-5115

Medicare enrollment

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

Medicare specialtyALLERGY/IMMUNOLOGY
Medical schoolILLINOIS MEDICAL COLLEGE
Graduated 1989 (37 years in practice)
Group practice Kaiser Foundation Health Plan Of Washington — 1519 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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