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

Marshall S. Olech, DDS, PC

Organization Dentist · NPI 1730408238

Marshall S. Olech, DDS, PC is a Dentist in Chicago, Illinois. Licensed in Illinois. Registered with an NPI since 2010.

Licensed in
IL
In the registry since
2010
What do these letters mean?
PC — Professional corporation
A form of business registration, not a clinical qualification.

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Practice location Address checks out

711 W North Ave Ste 216
Chicago, IL 60610-1174
Phone: (312) 944-0658
Fax: (312) 944-0531
Show map & directions

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

Specialties & licences

Dentist (primary) Taxonomy 122300000X · Licence 019013659 (IL)

Record details

NPI number1730408238
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Marshall Olech — Owner · (312) 944-0658
NPI enumeratedMay 24, 2010
Last updated in NPPESMay 24, 2010
Mailing address711 W North Ave, Suite 216, Chicago, IL 60610-1174

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