Quick answers
- Does Margaret Poznalska accept Medicare assignment?
- Yes. Medicare's clinician data says Margaret Poznalska 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 Poznalska see?
- In 2024, CMS data shows 345 Original Medicare patients and 465 services for Margaret Poznalska. This counts Original Medicare only and measures volume, not quality.
- What is Margaret Poznalska's NPI number?
- 1275834665. 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 Poznalska, 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 | 345 |
|---|---|
| Services billed to Medicare | 465 |
| Different services or procedures | 16 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- Emergency department visit with high level of medical decision making (99285)192 services
- Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (93010)102 services
- Emergency department visit with moderate level of medical decision making (99284)76 services
- Critical care, first 30-74 minutes (99291)66 services
- Emergency department visit with low level of medical decision making (99283)11 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%
- Arthritis57%
- Chronic kidney disease42%
- Diabetes41%
- Ischemic heart disease41%
Hospitals where Margaret Poznalska works
Medicare's Facility Affiliation Data lists Margaret Poznalska 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.
- Adena Pike Medical CenterWaverly, OH · Critical Access Hospital · Emergency services: listed by Medicare · CCN 361334
- Cleveland ClinicCleveland, OH · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 360180
- Firelands Regional Medical CenterSandusky, OH · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 360025
- OhioHealth O'Bleness HospitalAthens, OH · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 360014
Practice locations
Addresses where Margaret Poznalska is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 6; the Medicare profile lists all.
- 1111 Hayes AveSandusky, OH 44870 (419) 557‑7455
- 1341 Clark StCambridge, OH 43725 (740) 439‑8900
- 1430 Columbus AveWashington Court House, OH 43160 (740) 335‑1210
- 55 Hospital DrAthens, OH 45701 (740) 592‑9349
- 550 Mirabeau StGreenfield, OH 45123 (937) 981‑9400
Group practices
Medicare enrollment lists Margaret Poznalska as a member of these groups (CMS data updated October 2, 2026).
- Cleveland Clinic7,090 clinicians in the group
- Ohio Valley Physicians Inc129 clinicians in the group
- Hospitalist Medicine Physicians of Ohio - Cincinnati Professional Corp53 clinicians in the group
- ER-Doc Inc12 clinicians in the group
Specialties
- Emergency Medicineprimary
Other emergency medicine doctors in Sandusky
Clinicians with the same Medicare primary specialty in Sandusky, OH — not a recommendation.
Other clinicians in Cleveland Clinic
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Medical school | Lake Erie College Of Osteopathic Medicine, Erie |
| Graduation year | 2010 (16 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1275834665 |
| 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