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

Norman Matthew Decker, MD

Individual provider Hospitalist Physician · NPI 1336534650

Norman Matthew Decker, MD is an Internal Medicine in Glen Ellyn, Illinois. Graduated from Loyola University of Chicago, Stritch School of Medicine in 2015, 11 years ago. Practices with Dupage Medical Group Ltd, a 1,328-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in Illinois.

Years since qualifying
11
Trained at
Loyola University of Chicago, Stritch School of Medicine
Licensed in
IL
In the registry since
2015
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

430 Pennsylvania Ave Ste 310
Glen Ellyn, IL 60137-4464
Phone: (630) 790-1792
Fax: (630) 545-7568
Show map & directions

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

Additional practice locations (1)

  • 25 N Winfield Rd Ste 400, Winfield, IL 60190-1222 — (630) 456-7178

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 036149373 (IL)
Hospitalist Physician Taxonomy 208M00000X · Licence 036149373 (IL)

Record details

NPI number1336534650
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 2, 2015
Last updated in NPPESJuly 23, 2024
Certification dateJuly 23, 2024
Mailing addressPob Po Box 713260, Chicago, IL 60677-0018

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINTERNAL MEDICINE
Medical schoolLOYOLA UNIVERSITY OF CHICAGO, STRITCH SCHOOL OF MEDICINE
Graduated 2015 (11 years in practice)
Group practice Dupage Medical Group Ltd — 1328 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services