Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Marcus John Larson III, ATC, LAT

Individual provider Athletic Trainer · NPI 1902295561

Marcus John Larson III, ATC, LAT is an Athletic Trainer in Greenwood, Indiana. Practices as a sole proprietor. Licensed in Indiana.

Licensed in
IN
In the registry since
2015
What do these letters mean?
ATC — Certified Athletic Trainer
Prevents and treats sport and activity injuries.
LAT — Licensed Athletic Trainer
A state-licensed athletic trainer.

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Practice location Address checks out

1401 W County Line Rd
Greenwood, IN 46142-5195
Phone: (317) 496-1248
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Athletic Trainer (primary) Taxonomy 2255A2300X · Licence 36001943A (IN)

Record details

NPI number1902295561
Entity typeIndividual (Type 1)
GenderMale
Credentials ATC , LAT
Sole proprietorYes
NPI enumeratedJanuary 20, 2015
Last updated in NPPESJanuary 20, 2015

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