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

Individual provider Occupational Therapist · NPI 1346728318

Dr. William Wollenzien, OTD, OTR is an Occupational Therapist in Columbia, Tennessee. Practices as a sole proprietor. Licensed in Tennessee.

Licensed in
TN
In the registry since
2018
What do these letters mean?
OTD — Doctor of Occupational Therapy
The doctoral degree in occupational therapy.
OTR — Occupational Therapist, Registered
A nationally registered occupational therapist.

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Practice location Address checks out

5010 Trotwood Ave
Columbia, TN 38401-5074
Phone: (931) 398-6300
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Occupational Therapist (primary) Taxonomy 225X00000X · Licence 5949 (TN)

Record details

NPI number1346728318
Entity typeIndividual (Type 1)
GenderMale
Credentials OTD , OTR
Sole proprietorYes
NPI enumeratedAugust 1, 2018
Last updated in NPPESAugust 1, 2018

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