Quick answers
- Does Debra L. Fischer accept Medicare assignment?
- Yes. Medicare's clinician data says Debra L. Fischer 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 Debra L. Fischer see?
- In 2024, CMS data shows 70 Original Medicare patients and 195 services for Debra L. Fischer. This counts Original Medicare only and measures volume, not quality.
- What is Debra L. Fischer's NPI number?
- 1578858718. 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 Debra L. Fischer, 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 | 70 |
|---|---|
| Services billed to Medicare | 195 |
| Different services or procedures | 8 |
| Participating Medicare provider | Yes |
| Average age of these patients | 78 |
Most frequent services
- Residence visit for established patient with high level of medical decision making, per day, if using time, at least 60 minutes (99350)144 services
- Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes (99349)27 services
- Advance care planning, first 30 minutes (99497)13 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%
- Heart failure56%
- Arthritis53%
- Chronic kidney disease50%
- Atrial fibrillation49%
Practice locations
Addresses where Debra L. Fischer is enrolled with Medicare (CMS data updated October 2, 2026).
- 2265 W Altorfer DrPeoria, IL 61615 (309) 683‑7848
Group practices
Medicare enrollment lists Debra L. Fischer as a member of this group (CMS data updated October 2, 2026).
- OSF Multi-Specialty Group2,114 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Peoria
Clinicians with the same Medicare primary specialty in Peoria, IL — not a recommendation.
Other clinicians in OSF Multi-Specialty Group
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2010 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1578858718 |
| 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