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

John Wieser

Individual provider Pediatrics Physician · NPI 1982307997

John Wieser is a Pediatrics Physician in Oak Lawn, Illinois. Licensed in Illinois. Registered with an NPI since 2023.

Licensed in
IL
In the registry since
2023

Practice location Address checks out

4220 W 95th St
Oak Lawn, IL 60453-2793
Phone: (314) 949-4200
Show map & directions

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

Specialties & licences

Pediatrics Physician (primary) Taxonomy 208000000X · Licence 125081234 (IL)

Record details

NPI number1982307997
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedMarch 27, 2023
Last updated in NPPESJune 6, 2023
Certification dateJune 6, 2023
Mailing address4220 W 95th St, Oak Lawn, IL 60453-2793

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