Quick answers
- Does Anna Ellerbroek accept Medicare assignment?
- Yes. Medicare's clinician data says Anna Ellerbroek accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Anna Ellerbroek see?
- In 2024, CMS data shows 108 Original Medicare patients and 239 services for Anna Ellerbroek. This counts Original Medicare only and measures volume, not quality.
- What is Anna Ellerbroek's NPI number?
- 1124006010. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Anna Ellerbroek, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 108 |
|---|---|
| Services billed to Medicare | 239 |
| Different services or procedures | 32 |
| Participating Medicare provider | Yes |
| Average age of these patients | 73 |
Most frequent services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)44 services
- New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)31 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)22 services
- Detection test by immunoassay with direct visual observation for severe acute respiratory syndrome coronavirus 2 (covid-19) (87811)19 services
- Automated urinalysis test (81003)17 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High cholesterol65%
- High blood pressure56%
- Arthritis46%
- Anxiety21%
- COPD21%
- Diabetes20%
Practice locations
Addresses where Anna Ellerbroek is enrolled with Medicare (CMS data updated October 2, 2026).
- 11475 N 2nd StMachesney Park, IL 61115 (815) 654‑8000
- 4211 N Cicero AveChicago, IL 60641 (773) 794‑1000
Group practices
Medicare enrollment lists Anna Ellerbroek as a member of this group (CMS data updated October 2, 2026).
- Physicians Immediate Care North Chicago LLC257 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Machesney Park
Clinicians with the same Medicare primary specialty in Machesney Park, IL — not a recommendation.
Other clinicians in Physicians Immediate Care North Chicago LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Graduation year | 2005 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1124006010 |
| 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 October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- 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