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

Individual provider Athletic Trainer · NPI 1871130237

Mackenzie Elizabeth Ondersma, ATC is an Athletic Trainer in Grand Rapids, Michigan. Practices as a sole proprietor and works from 2 locations. Licensed in Kentucky and Michigan.

Licensed in
KY, MI
In the registry since
2019
Specialties on file
2
What do these letters mean?
ATC — Certified Athletic Trainer
Prevents and treats sport and activity injuries.

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Practice location Address checks out

111 Lyon St
Grand Rapids, MI 49503
Phone: (616) 234-4260
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 1 Macklem Dr, Wilmore, KY 40390-1152 — (616) 329-4426

Specialties & licences

Athletic Trainer (primary) Taxonomy 2255A2300X · Licence 2601002802 (MI)
Athletic Trainer Taxonomy 2255A2300X · Licence TCA891 (KY)

Record details

NPI number1871130237
Entity typeIndividual (Type 1)
GenderFemale
Credentials ATC
Sole proprietorYes
NPI enumeratedDecember 4, 2019
Last updated in NPPESJune 29, 2023
Certification dateJune 15, 2023

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