Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Stephanie Mae O'Brien, FNP-C

Individual provider Pediatric Nurse Practitioner · NPI 1487141180

Stephanie Mae O'Brien, FNP-C is a Pediatric Nurse Practitioner in Chicago, Illinois. Practices as a sole proprietor and works from 15 locations. Licensed in Illinois.

Licensed in
IL
In the registry since
2018
What do these letters mean?
FNP-C — Family Nurse Practitioner, Certified
A family nurse practitioner certified by the AANP.

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Practice location Address checks out

225 E Chicago Ave
Chicago, IL 60611-2991
Phone: (312) 227-4100
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (14)

  • 880 W Central Rd Ste 6400, Arlington Heights, IL 60005-2378 — (312) 227-4100
  • 2515 N Clark St Ste 900, Chicago, IL 60614-2730 — (312) 227-4100
  • 250 E Superior St, Chicago, IL 60611-2914 — (312) 227-4100
  • 251 E Huron St, Chicago, IL 60611-2908 — (312) 227-4100
  • 1620 W Harrison St, Chicago, IL 60612-3801 — (312) 227-4100
  • 1475 E Belvidere Rd, Pavilion C, Grayslake, IL 60030 — (312) 227-4100
  • 10350 Haligus Rd Ste 110, Huntley, IL 60142-9526 — (312) 227-4100
  • 900 N Westmoreland Rd Ste 110, Lake Forest, IL 60045-1688 — (312) 227-4100
  • 1870 Silver Cross Blvd Ste 210, New Lenox, IL 60451-8646 — (312) 227-4100
  • 1131 Techny Rd, Northbrook, IL 60062-5503 — (312) 227-4100
  • 1895 Arbor Glen Blvd, Schaumburg, IL 60195-3114 — (312) 227-4100
  • 3722 Touhy Ave, Skokie, IL 60076-3941 — (312) 227-4100
  • 2301 Enterprise Dr, Westchester, IL 60154-5802 — (312) 227-4100
  • 25 N Winfield Rd, Winfield, IL 60190-1379 — (312) 227-4100

Specialties & licences

Pediatric Nurse Practitioner (primary) Taxonomy 363LP0200X · Licence 209016850 (IL)

Record details

NPI number1487141180
Entity typeIndividual (Type 1)
GenderFemale
Credentials FNP-C
Sole proprietorYes
NPI enumeratedApril 18, 2018
Last updated in NPPESJuly 24, 2025
Certification dateJuly 24, 2025

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