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

Maureen Teresa O'Brien, MS, APRN, CNP

Individual provider Family Nurse Practitioner · NPI 1699911461

Maureen Teresa O'Brien, MS, APRN, CNP is a Nurse Practitioner in Lincolnshire, Illinois. Graduated from University of Illinois College of Med (CHI/PEOR/ROCK/Chm-Urb) in 1996, 30 years ago. Practices with Advocate Health and Hospitals Corporation, a 3,079-clinician group and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
30
Trained at
University of Illinois College of Med (CHI/PEOR/ROCK/Chm-Urb)
Licensed in
IL
In the registry since
2008
What do these letters mean?
MS — Master of Science
A graduate science degree.
APRN — Advanced Practice Registered Nurse
The umbrella licence covering nurse practitioners, midwives, anaesthetists and clinical nurse specialists.
CNP — Certified Nurse Practitioner
A certified nurse practitioner.

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Practice location Address checks out

100 Village Grn Ste 120
Lincolnshire, IL 60069-3095
Phone: (847) 390-5500
Fax: (847) 390-5501
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence 209003863 (IL)

Record details

NPI number1699911461
Entity typeIndividual (Type 1)
GenderFemale
Credentials MS , APRN , CNP
Sole proprietorNo
NPI enumeratedDecember 30, 2008
Last updated in NPPESApril 4, 2024
Certification dateApril 4, 2024

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolUNIVERSITY OF ILLINOIS COLLEGE OF MED (CHI/PEOR/ROCK/CHM-URB)
Graduated 1996 (30 years in practice)
Group practice Advocate Health And Hospitals Corporation — 3079 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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