Quick answers
- Which hospitals does Theodore C. Ondracek work at?
- Medicare's official clinician data lists Theodore C. Ondracek at 4 hospitals: Erie County Medical Center, Kaleida Health, Niagara Falls Memorial Medical Center and Wyoming County. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Theodore C. Ondracek see patients?
- Medicare's clinician data lists 5 practice locations, including Buffalo, NY and Williamsville, NY. Call before your visit to confirm the address.
- What is Theodore C. Ondracek's specialty?
- Medicare lists Pathology as the primary specialty.
- Does Theodore C. Ondracek accept Medicare assignment?
- Yes. Medicare's clinician data says Theodore C. Ondracek accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Theodore C. Ondracek?
- (716) 859-5600, as listed in official Medicare / NPI Registry data.
- What is Theodore C. Ondracek's NPI number?
- 1093786287. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Theodore C. Ondracek works
Medicare's Facility Affiliation Data lists Theodore C. Ondracek at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Erie County Medical CenterBuffalo, NY · Acute Care Hospital · CCN 330219
- Kaleida HealthBuffalo, NY · Acute Care Hospital · CCN 330005
- Niagara Falls Memorial Medical CenterNiagara Falls, NY · Acute Care Hospital · CCN 330065
- Wyoming CountyWarsaw, NY · Critical Access Hospital · CCN 331323
Practice locations
Addresses where Theodore C. Ondracek is enrolled with Medicare (CMS data updated 2026-10-02).
- 100 High StBuffalo, NY 14203 (716) 859‑5600
- 115 Flint RdWilliamsville, NY 14221 (716) 626‑7200
- 1540 Maple RdWilliamsville, NY 14221 (716) 568‑3600
- 462 Grider StBuffalo, NY 14215 (716) 898‑3000
- 818 Ellicott StBuffalo, NY 14203 (716) 626‑7944
Group practices
Medicare enrollment lists Theodore C. Ondracek as a member of this group (CMS data updated 2026-10-02).
- University at Buffalo Pathologists Inc23 clinicians in the group
Specialties
- Pathologyprimary
Other pathologists in Buffalo
Clinicians with the same Medicare primary specialty in Buffalo, NY — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Iowa, Rj & L Carver College Of Medicine |
| Graduation year | 1996 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1093786287 |
| 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 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- 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