Quick answers
- Does Sierra A. Hajdu accept Medicare assignment?
- Yes. Medicare's clinician data says Sierra A. Hajdu 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.
- What is Sierra A. Hajdu's NPI number?
- 1891435335. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Sierra A. Hajdu works
Medicare's Facility Affiliation Data lists Sierra A. Hajdu 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.
- McCullough-Hyde Memorial HospitalOxford, OH · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 360046
- University of Cincinnati Medical Center, LLCCincinnati, OH · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 360003
- West Chester HospitalWest Chester, OH · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 360354
Practice locations
Addresses where Sierra A. Hajdu is enrolled with Medicare (CMS data updated October 2, 2026).
- 3188 Bellevue AveCincinnati, OH 45219 (513) 584‑1000
- 7700 University DrWest Chester, OH 45069 (513) 298‑7325
Group practices
Medicare enrollment lists Sierra A. Hajdu as a member of this group (CMS data updated October 2, 2026).
- University of Cincinnati Physicians Company LLC1,506 clinicians in the group
Specialties
- Emergency Medicineprimary
Other emergency medicine doctors in Cincinnati
Clinicians with the same Medicare primary specialty in Cincinnati, OH — not a recommendation.
Other clinicians in University of Cincinnati Physicians Company LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Cincinnati College Of Medicine |
| Graduation year | 2022 (4 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1891435335 |
| 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
- 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