Dr. John M Kostrey , MD
Pediatrics • Dekalb, 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. John Kostrey has officially deactivated this NPI record and ceased active healthcare practice.
Professional Overview & Biography Verified Profile Summary
Dr. John Kostrey, MD was a registered Pediatrics practicing in Dekalb, IL. Throughout an active medical career spanning 20 years, Dr. Kostrey provided care at the practice location at 217 FRANKLIN ST until profile deactivation on 2026-04-30.
Practice Location & Contact Primary Location
217 Franklin St
Dekalb, IL 601153742
Specialty Benchmarks & Practice Insights
Comparative analytics for Pediatrics in Dekalb, IL
Practicing in Dekalb, IL (3277 Statewide)
In-Person Office Visits Only
Under CMS Medicare Fee Schedule vs Standard Submitted Charges
Medical Specialties & State Licenses
NUCC Taxonomy Code: 208000000X
A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.
Practice Associates & Co-Workers
Healthcare professionals and specialists practicing at this location or sharing practice phone/fax
Dietitian, Registered
Registered Dietitian, Certified Diabetes Educator
Dermatology
Doctor of Medicine (M.D.)
Nurse Practitioner
Advanced Practice Registered Nurse, Certified Nurse Practitioner
Nurse Practitioner - Adult Health
APNBC
Nurse Practitioner
Family Nurse Practitioner (Board Certified)
Pediatrics
Doctor of Medicine (M.D.)
Career & Practice History Timeline
Chronological log of verified NPI updates, location relocations, credentials, and registry changes
Record deactivated on April 30, 2026
NPI status registered as active in NPPES database
Registered at 217 FRANKLIN ST, DEKALB, IL 601153742 (Tel: 8157588671)
Registered at 217 FRANKLIN ST, DEKALB, IL 601153742 (Tel: 8157588671)
Recorded as JOHN KOSTREY, M.D.
Pediatrics
First registered as active Individual Practitioner in NPPES Database.
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NPI Administrative Meta
Mailing Address
217 Franklin St
Dekalb, IL 601153742
Phone: 8157588671
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