Dr. Leon Joseph Witkowski , DDS
Dentist - General Practice • Mokena, IL
Notice of NPI Deactivation & Inactive Practice Status
According to official public domain records published by CMS (Centers for Medicare & Medicaid Services) in the National Provider Identifier (NPPES) Registry, Dr. Leon Witkowski has officially deactivated this NPI record and ceased active healthcare practice.
Professional Overview & Biography Verified Profile Summary
Dr. Leon Witkowski, DDS was a registered Dentist - General Practice practicing in Mokena, IL. Throughout an active medical career spanning 19 years, Dr. Witkowski provided care at the practice location at 19665 S LAGRANGE ROAD until profile deactivation on 2026-03-12.
Practice Location & Contact Primary Location
19665 S Lagrange Road
Mokena, IL 60448
Specialty Benchmarks & Practice Insights
Comparative analytics for Dentist - General Practice in Mokena, IL
Practicing in Mokena, IL (5581 Statewide)
In-Person Office Visits Only
Under CMS Medicare Fee Schedule vs Standard Submitted Charges
Medical Specialties & State Licenses
NUCC Taxonomy Code: 1223G0001X
A general dentist is the primary dental care provider for patients of all ages. The general dentist is responsible for the diagnosis, treatment, management and overall coordination of services related to patients' oral health needs.
Practice Associates & Co-Workers
Healthcare professionals and specialists practicing at this location or sharing practice phone/fax
Dentist
Doctor of Dental Surgery
Dentist
Doctor of Dental Surgery
Dentist - General Practice
Doctor of Dental Surgery
Career & Practice History Timeline
Chronological log of verified NPI updates, location relocations, credentials, and registry changes
Record deactivated on March 12, 2026
NPI status registered as active in NPPES database
Registered at 19665 S LAGRANGE ROAD, MOKENA, IL 60448 (Tel: 7084799888)
Registered at 19665 S LAGRANGE ROAD, MOKENA, IL 60448 (Tel: 7084799888)
Recorded as LEON WITKOWSKI, DDS
Dentist
First registered as active Individual Practitioner in NPPES Database.
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NPI Administrative Meta
Mailing Address
19665 S Lagrange Road
Mokena, IL 60448
Phone: 7084799888
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