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

Stephen M. Sladek, MD

Individual provider Family Medicine Physician · NPI 1770562563

Stephen M. Sladek, MD is a Family Medicine Physician in Oak Lawn, Illinois. Licensed in Illinois. Registered with an NPI since 2006.

Licensed in
IL
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

9555 S 52nd Ave
Oak Lawn, IL 60453-3054
Phone: (708) 422-5700
Fax: (708) 422-8225
Show map & directions

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

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 036133124 (IL)

Record details

NPI number1770562563
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 11, 2006
Last updated in NPPESDecember 13, 2021
Certification dateDecember 13, 2021
Mailing address9555 S 52nd Ave, Oak Lawn, IL 60453-3054

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