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

Tak-Yin Chau, OD

Individual provider Optometrist · NPI 1346392990

Tak-Yin Chau, OD is an Optometrist in Westford, Massachusetts. Licensed in Massachusetts and Ohio. Registered with an NPI since 2007.

Licensed in
MA, OH
In the registry since
2007
Specialties on file
2
What do these letters mean?
OD — Doctor of Optometry
An optometrist: examines eyes, prescribes glasses and contacts, and treats many eye conditions.

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Practice location Address checks out

133 Littleton Rd Ste 204
Westford, MA 01886-3198
Phone: (978) 589-9919
Fax: (978) 589-9921
Show map & directions

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

Specialties & licences

Optometrist (primary) Taxonomy 152W00000X · Licence 3659 (MA)
Optometrist Taxonomy 152W00000X · Licence 5676 (OH)

Record details

NPI number1346392990
Entity typeIndividual (Type 1)
GenderMale
Credentials OD
Sole proprietorNo
NPI enumeratedJanuary 16, 2007
Last updated in NPPESDecember 16, 2019
Certification dateDecember 16, 2019

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