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

John Adam Ostrowski, MS, ATC

Individual provider Athletic Trainer · NPI 1528088424

John Adam Ostrowski, MS, ATC is an Athletic Trainer in Worcester, Massachusetts. Practices as a sole proprietor. Licensed in Massachusetts.

Licensed in
MA
In the registry since
2006
What do these letters mean?
MS — Master of Science
A graduate science degree.
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 College St Box 7A
Worcester, MA 01610-2322
Phone: (508) 793-2627
Fax: (508) 793-3974
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 1719 (MA)

Record details

NPI number1528088424
Entity typeIndividual (Type 1)
GenderMale
Credentials MS , ATC
Sole proprietorYes
NPI enumeratedJuly 20, 2006
Last updated in NPPESDecember 2, 2008
Mailing address610 Applebriar Ln, Marlborough, MA 01752-4623

Other providers in Worcester