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

Aaron J Hass, COTA

Individual provider Occupational Therapy Assistant · NPI 1285212522

Aaron J Hass, COTA is an Occupational Therapy Assistant in Fond Du Lac, Wisconsin. Registered with an NPI since 2021.

In the registry since
2021
What do these letters mean?
COTA — Certified Occupational Therapy Assistant
Delivers treatment under an occupational therapist's direction.

See every abbreviation used in this directory →

Practice location Address checks out

459 E 1st St
Fond Du Lac, WI 54935-4505
Phone: (920) 929-3539
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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

Record details

NPI number1285212522
Entity typeIndividual (Type 1)
GenderMale
Credentials COTA
Sole proprietorNo
NPI enumeratedMarch 30, 2021
Last updated in NPPESApril 16, 2025
Certification dateApril 16, 2025

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