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

Diana Sieciechowicz, MD

Individual provider Pediatrics Physician · NPI 1508192048

Diana Sieciechowicz, MD is a Pediatrics Physician in Winfield, Illinois. Licensed in Illinois. Registered with an NPI since 2009.

Licensed in
IL
In the registry since
2009
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

25 N Winfield Road Pediatric Outpatient Center East Clinic
Winfield, IL 60190
Phone: (630) 933-6631
Show map & directions

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

Specialties & licences

Neurology with Special Qualifications in Child Neurology Physician (primary) Taxonomy 2084N0402X · Licence 125057110 (IL)
Pediatrics Physician Taxonomy 208000000X · Licence 125057110 (IL)

Record details

NPI number1508192048
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 18, 2009
Last updated in NPPESSeptember 21, 2015

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