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

Joshua Daniel Prozialeck

Individual provider Pediatric Gastroenterology Physician · NPI 1982860755

Joshua Daniel Prozialeck is a Pediatric Gastroenterology Physician in Chicago, Illinois. Practices as a sole proprietor and works from 4 locations. Licensed in Illinois.

Licensed in
IL
In the registry since
2008

Practice location Address checks out

225 E Chicago Ave # 65
Chicago, IL 60611-2991
Phone: (312) 227-4200
Fax: (312) 227-9645
Show map & directions

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

Additional practice locations (3)

  • 880 W Central Rd Ste 6400, Arlington Heights, IL 60005-2378 — (800) 543-7362
  • 2515 N Clark St, Chicago, IL 60614-2730 — (800) 543-7362
  • 5215 N California Ave, Chicago, IL 60625-7014 — (800) 543-7362

Specialties & licences

Pediatric Gastroenterology Physician (primary) Taxonomy 2080P0206X · Licence 036120039 (IL)

Record details

NPI number1982860755
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorYes
NPI enumeratedJuly 31, 2008
Last updated in NPPESAugust 6, 2026
Certification dateAugust 6, 2026
Mailing address225 E Chicago Ave # 65, Chicago, IL 60611-2991

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