Quick answers
- Where does Yvonne L. Oconnor see patients?
- Medicare's clinician data lists 2 practice locations, including Oak Brook, IL and Chicago, IL. Call before your visit to confirm the address.
- What is Yvonne L. Oconnor's specialty?
- Medicare lists Certified Registered Nurse Anesthetist (CRNA) as the primary specialty.
- Does Yvonne L. Oconnor accept Medicare assignment?
- Yes. Medicare's clinician data says Yvonne L. Oconnor accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Yvonne L. Oconnor?
- (630) 472-2445, as listed in official Medicare / NPI Registry data.
- What is Yvonne L. Oconnor's NPI number?
- 1982907705. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Yvonne L. Oconnor is enrolled with Medicare (CMS data updated 2026-10-02).
- 2011 York Rd, Suite 3000Oak Brook, IL 60523 (630) 472‑2445
- 845 N Michigan Ave, Suite 985wChicago, IL 60611 (312) 521‑5500
Group practices
Medicare enrollment lists Yvonne L. Oconnor as a member of this group (CMS data updated 2026-10-02).
- University Anesthesiologists SC151 clinicians in the group
Specialties
Find other clinicians: Certified Registered Nurse Anesthetist (CRNA), Illinois →
Other nurse anesthetists in Oak Brook
Clinicians with the same Medicare primary specialty in Oak Brook, IL — not a recommendation.
Clinician information
| Credential | CNA |
|---|---|
| Graduation year | 2010 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1982907705 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians