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

Mrs. Mary Ann Frontzak, ATC

Individual provider Athletic Trainer · NPI 1588624613

Mrs. Mary Ann Frontzak, ATC is an Athletic Trainer in Downers Grove, Illinois. Licensed in Illinois. Registered with an NPI since 2006.

Licensed in
IL
In the registry since
2006
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

1436 Norfolk
Downers Grove, IL 60516
Phone: (630) 795-8905
Fax: (630) 795-7193
Show map & directions

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

Specialties & licences

Athletic Trainer (primary) Taxonomy 2255A2300X · Licence 0096-000252 (IL)

Record details

NPI number1588624613
Entity typeIndividual (Type 1)
GenderFemale
Credentials ATC
Sole proprietorNo
NPI enumeratedMarch 24, 2006
Last updated in NPPESJuly 13, 2026

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