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

Margaret R Ostrowski, PAC

Individual provider Physician Assistant · NPI 1134464704

Margaret R Ostrowski, PAC is a Physician Assistant in Park Ridge, Illinois. Licensed in Illinois. Registered with an NPI since 2012.

Licensed in
IL
In the registry since
2012
What do these letters mean?
PAC — Physician Assistant, Certified
A physician assistant holding current national certification; usually written PA-C.

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Practice location Address checks out

350 S Northwest Hwy Ste 106
Park Ridge, IL 60068-4262
Phone: (847) 470-1500
Fax: (847) 470-1550
Show map & directions

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

Specialties & licences

Physician Assistant (primary) Taxonomy 363A00000X · Licence 085004477 (IL)

Record details

NPI number1134464704
Entity typeIndividual (Type 1)
GenderFemale
Credentials PAC
Sole proprietorNo
NPI enumeratedDecember 7, 2012
Last updated in NPPESDecember 8, 2021
Certification dateDecember 8, 2021

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