Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Mrs. Hanneke Jamieson Holderbach, COTA/L

Individual provider Occupational Therapy Assistant · NPI 1144399015

Mrs. Hanneke Jamieson Holderbach, COTA/L is an Occupational Therapy Assistant in Portland, Oregon. Licensed in Vermont. Registered with an NPI since 2006.

Licensed in
VT
In the registry since
2006
What do these letters mean?
COTA/L — Certified Occupational Therapy Assistant, Licensed
An occupational therapy assistant who is both certified and state licensed.

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Practice location Address checks out

5701 SW Multnomah Blvd
Portland, OR 97219-3195
Phone: (503) 244-1107
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Occupational Therapy Assistant (primary) Taxonomy 224Z00000X · Licence 0730113076 (VT)

Record details

NPI number1144399015
Entity typeIndividual (Type 1)
GenderFemale
Credentials COTA/L
Sole proprietorNo
NPI enumeratedNovember 7, 2006
Last updated in NPPESMarch 3, 2017

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