Quick answers
- Does Margaret R. Meznarick accept Medicare assignment?
- Yes. Medicare's clinician data says Margaret R. Meznarick 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 Margaret R. Meznarick see?
- In 2024, CMS data shows 74 Original Medicare patients and 251 services for Margaret R. Meznarick. This counts Original Medicare only and measures volume, not quality.
- What is Margaret R. Meznarick's NPI number?
- 1801295985. 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 Margaret R. Meznarick, 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 | 74 |
|---|---|
| Services billed to Medicare | 251 |
| Different services or procedures | 3 |
| Participating Medicare provider | Yes |
| Average age of these patients | 72 |
Most frequent services
- Diabetes outpatient self-management training services, individual, per 30 minutes (G0108)235 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%
- Diabetes75%
- Ischemic heart disease36%
- Arthritis35%
- Chronic kidney disease26%
Practice locations
Addresses where Margaret R. Meznarick is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 6; the Medicare profile lists all.
- 1041 W Stearns RdBartlett, IL 60103 (630) 716‑7500
- 126 Biesterfield RdElk Grove Village, IL 60007 (847) 981‑3500
- 1339 W Lake StAddison, IL 60101 (847) 981‑5767
- 1786 Moon Lake BlvdHoffman Est, IL 60194 (847) 755‑8208
- 25 E Schaumburg RdSchaumburg, IL 60194 (847) 985‑9390
Group practices
Medicare enrollment lists Margaret R. Meznarick as a member of this group (CMS data updated October 2, 2026).
- Bonaventure Medical Foundation LLC167 clinicians in the group
Specialties
Find other clinicians: Registered Dietitian or Nutrition Professional, Illinois →
Other dietitians in Illinois
Clinicians with the same Medicare primary specialty in Illinois — not a recommendation.
Other clinicians in Bonaventure Medical Foundation LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Graduation year | 1988 |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1801295985 |
| 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