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

Jean Shlyak MD PC

Organization Internal Medicine Physician · NPI 1235431305

Jean Shlyak MD PC is an Internal Medicine Physician in Northbrook, Illinois. Registered with an NPI since 2010.

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

See every abbreviation used in this directory →

Practice location Address checks out

3492 Milwaukee Ave
Northbrook, IL 60062-7128
Phone: (847) 390-8550
Fax: (847) 390-9095
Show map & directions

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X

Record details

NPI number1235431305
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Jean Shlyak — President · (847) 390-8550
NPI enumeratedNovember 23, 2010
Last updated in NPPESNovember 23, 2010
Mailing address3492 Milwaukee Ave, Northbrook, IL 60062-7128

Other providers in Northbrook