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

Mr. John Tsui

Individual provider Registered Respiratory Therapist · NPI 1689145955

Mr. John Tsui is a Registered Respiratory Therapist in San Leandro, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2018

Practice location Address checks out

2500 Merced St
San Leandro, CA 94577-4201
Phone: (510) 454-1000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Registered Respiratory Therapist (primary) Taxonomy 227900000X · Licence 25351 (CA)

Record details

NPI number1689145955
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorYes
NPI enumeratedDecember 16, 2018
Last updated in NPPESDecember 16, 2018
Mailing address2648 Hilton St, Union City, CA 94587-4311

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