Quick answers
- Where does Eilis Byrnes see patients?
- Medicare's clinician data lists 3 practice locations, including Chicago, IL, Liverpool, NY and Mount Prospect, IL. Call before your visit to confirm the address.
- What is Eilis Byrnes's specialty?
- Medicare lists Physician Assistant as the primary specialty.
- Does Eilis Byrnes accept Medicare assignment?
- Yes. Medicare's clinician data says Eilis Byrnes 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 Eilis Byrnes?
- (773) 794-1000, as listed in official Medicare / NPI Registry data.
- What is Eilis Byrnes's NPI number?
- 1043374739. 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 Eilis Byrnes is enrolled with Medicare (CMS data updated 2026-10-02).
- 4211 N Cicero AveChicago, IL 60641 (773) 794‑1000
- 7375 Oswego Rd, Suite 1Liverpool, NY 13090 (315) 291‑0064
- 901 E Rand RdMount Prospect, IL 60056 (708) 675‑7966
Group practices
Medicare enrollment lists Eilis Byrnes as a member of these groups (CMS data updated 2026-10-02).
- Wellnow Urgent Care, P.C.392 clinicians in the group
- Physicians Immediate Care North Chicago LLC257 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Chicago
Clinicians with the same Medicare primary specialty in Chicago, IL — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Graduation year | 2003 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1043374739 |
| 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