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

Individual provider Occupational Therapist · NPI 1366175119

Dayna Dionyssiou, OTD is an Occupational Therapist in Westerville, Ohio. Practices as a sole proprietor. Licensed in Ohio.

Licensed in
OH
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

939 S State St
Westerville, OH 43081-3346
Phone: (614) 865-0400
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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 OT012072 (OH)

Record details

NPI number1366175119
Entity typeIndividual (Type 1)
GenderFemale
Credentials OTD
Sole proprietorYes
NPI enumeratedJuly 7, 2022
Last updated in NPPESJuly 7, 2022
Certification dateJuly 7, 2022

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