Charlotte A O'Brien, CRNP
Charlotte A O'Brien, CRNP is a Nurse Practitioner in Harwood Heights, Illinois. Qualified in 2008, 18 years ago. Practices with Oak Street Health Physicians Group PC, a 234-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Illinois and Pennsylvania.
- Years since qualifying
- 18
- Licensed in
- IL, PA
- In the registry since
- 2010
- Specialties on file
- 2
What do these letters mean?
- CRNP — Certified Registered Nurse Practitioner
- The title Pennsylvania and some other states use for a nurse practitioner.
Practice location Address checks out
4747 N Harlem AveHarwood Heights, IL 60706-4600
Phone: (773) 798-5200
Fax: (708) 741-1014
Show map & directions
Directions in Google Maps · Apple Maps · OpenStreetMap
Pin is approximate — placed at the ZIP-code centre, not the exact door.
Additional practice locations (1)
- 4848 W Irving Park Rd, Chicago, IL 60641-2718 — (773) 724-6200
Specialties & licences
| Adult Health Nurse Practitioner (primary) | Taxonomy 363LA2200X · Licence 209012174 (IL) |
|---|---|
| Adult Health Nurse Practitioner | Taxonomy 363LA2200X · Licence SP010385 (PA) |
Record details
| NPI number | 1902123938 |
|---|---|
| Entity type | Individual (Type 1) |
| Gender | Female |
| Credentials | CRNP |
| Sole proprietor | No |
| NPI enumerated | April 30, 2010 |
| Last updated in NPPES | May 12, 2026 |
| Certification date | May 12, 2026 |
Medicare enrollment
| Medicare specialty | NURSE PRACTITIONER |
|---|---|
| Medical school | OTHER |
| Graduated | 2008 (18 years in practice) |
| Group practice | Oak Street Health Physicians Group Pc — 234 clinicians |
| Accepts Medicare assignment | Yes — accepts the Medicare-approved amount |
Other providers in Harwood Heights
-
Beata Barbara Binski
4747 N Harlem Ave, Harwood Heights, IL 60706-4600 · (773) 798-5200
-
Laurie Peercy, DNP, AGNP
4747 N Harlem Ave Unit F2, Harwood Heights, IL 60706-4666 · (773) 798-5200