Quick answers
- Does Agata M. Zeglen accept Medicare assignment?
- Medicare's clinician data says Agata M. Zeglen may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
- How many Medicare patients does Agata M. Zeglen see?
- In 2024, CMS data shows 29 Original Medicare patients and 49 services for Agata M. Zeglen. This counts Original Medicare only and measures volume, not quality.
- What is Agata M. Zeglen's NPI number?
- 1972228286. 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 Agata M. Zeglen, 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 | 29 |
|---|---|
| Services billed to Medicare | 49 |
| Different services or procedures | 7 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)22 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 blood pressure75%
- High cholesterol75%
- Arthritis59%
- Diabetes48%
- Atrial fibrillation41%
- Ischemic heart disease38%
Hospitals where Agata M. Zeglen works
Medicare's Facility Affiliation Data lists Agata M. Zeglen at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Copley Memorial HospitalAurora, IL · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 140029
- Rush University Medical CenterChicago, IL · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 140119
Practice locations
Addresses where Agata M. Zeglen is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 8; the Medicare profile lists all.
- 1325 N Meacham RdSchaumburg, IL 60173 (630) 469‑9200
- 1700 W Van Buren StChicago, IL 60612 (312) 563‑2875
- 2020 Ogden Ave, Suite 330Aurora, IL 60504 (630) 978‑6200
- 2040 Ogden AveAurora, IL 60504
- 2100 Glenwood AveJoliet, IL 60435 (815) 725‑2121
Group practices
Medicare enrollment lists Agata M. Zeglen as a member of these groups (CMS data updated October 2, 2026).
- Rush University Medical Group1,551 clinicians in the group
- Dupage Medical Group Ltd1,322 clinicians in the group
- Copley Memorial Hospital Inc42 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Schaumburg
Clinicians with the same Medicare primary specialty in Schaumburg, IL — not a recommendation.
Other clinicians in Rush University Medical Group
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Graduation year | 2021 |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | May accept for some services |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1972228286 |
| 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- 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