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

Louis Gregory Janowicz, MAT, ATC, AT

Individual provider Athletic Trainer · NPI 1043932684

Louis Gregory Janowicz, MAT, ATC, AT is an Athletic Trainer in Massillon, Ohio. Practices as a sole proprietor. Licensed in Ohio.

Licensed in
OH
In the registry since
2022
What do these letters mean?
ATC — Certified Athletic Trainer
Prevents and treats sport and activity injuries.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

1 Paul E Brown Dr SE
Massillon, OH 44646-7100
Phone: (330) 830-3901
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Athletic Trainer (primary) Taxonomy 2255A2300X · Licence AT007053 (OH)

Record details

NPI number1043932684
Entity typeIndividual (Type 1)
GenderMale
Credentials MAT , ATC , AT
Sole proprietorYes
NPI enumeratedSeptember 12, 2022
Last updated in NPPESMay 21, 2025
Certification dateMay 21, 2025

Other providers in Massillon