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

Mark Demchak, ATC

Individual provider Athletic Trainer · NPI 1043655145

Mark Demchak, ATC is an Athletic Trainer in Warrenville, Illinois. Licensed in Illinois. Registered with an NPI since 2013.

Licensed in
IL
In the registry since
2013
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

27650 Ferry Rd
Warrenville, IL 60555-3845
Phone: (630) 225-2663
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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 096003197 (IL)

Record details

NPI number1043655145
Entity typeIndividual (Type 1)
GenderMale
Credentials ATC
Sole proprietorNo
NPI enumeratedMay 2, 2013
Last updated in NPPESMay 2, 2013
Mailing address27650 Ferry Rd, Warrenville, IL 60555-3845

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