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

Individual provider Occupational Therapist · NPI 1487376943

Mackenzie Twaddell, OTD is an Occupational Therapist in Seattle, Washington. Registered with an NPI since 2022.

In the registry since
2022
What do these letters mean?
OTD — Doctor of Occupational Therapy
The doctoral degree in occupational therapy.

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Practice location Address checks out

2900 1st Ave Apt N409
Seattle, WA 98121-1040
Phone: (717) 919-4351
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Occupational Therapist (primary) Taxonomy 225X00000X

Record details

NPI number1487376943
Entity typeIndividual (Type 1)
GenderFemale
Credentials OTD
Sole proprietorNo
NPI enumeratedSeptember 13, 2022
Last updated in NPPESSeptember 13, 2022
Certification dateSeptember 13, 2022
Mailing address2900 1st Ave Apt N409, Seattle, WA 98121-1040

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