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

John Stelios Leventis

Organization Internal Medicine Physician · NPI 1669833539

John Stelios Leventis is an Internal Medicine Physician in Gurnee, Illinois. Licensed in Illinois. Registered with an NPI since 2016.

Licensed in
IL
In the registry since
2016

Practice location Address checks out

35 Tower Ct Ste I
Gurnee, IL 60031-5712
Phone: (847) 244-4446
Fax: (847) 244-4445
Show map & directions

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 036089868 (IL)

Record details

NPI number1669833539
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official John Leventis — Physician/Owner · (847) 244-4446
NPI enumeratedMarch 18, 2016
Last updated in NPPESMarch 18, 2016
Mailing address35 Tower Ct Ste I, Gurnee, IL 60031-5712

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