Quick answers
- Which hospitals does Thomas Zaciewski work at?
- Medicare's official clinician data lists Thomas Zaciewski at 5 hospitals: Blanchard Valley Hospital, Mercy Health - Tiffin Hospital, Mercy Health - Willard Hospital, Mercy St Vincent Medical Center and Wyandot Memorial Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Thomas Zaciewski see patients?
- Medicare's clinician data lists 7 practice locations, including Willard, OH, Findlay, OH and Tiffin, OH. Call before your visit to confirm the address.
- What is Thomas Zaciewski's specialty?
- Medicare lists Urology as the primary specialty.
- Does Thomas Zaciewski accept Medicare assignment?
- Yes. Medicare's clinician data says Thomas Zaciewski 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.
- Does Thomas Zaciewski offer telehealth?
- Medicare's clinician data says Thomas Zaciewski offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Thomas Zaciewski?
- (419) 455-8501, as listed in official Medicare / NPI Registry data.
- What is Thomas Zaciewski's NPI number?
- 1467618447. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Thomas Zaciewski works
Medicare's Facility Affiliation Data lists Thomas Zaciewski at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Blanchard Valley HospitalFindlay, OH · Acute Care Hospital · CCN 360095
- Mercy Health - Tiffin HospitalTiffin, OH · Acute Care Hospital · CCN 360089
- Mercy Health - Willard HospitalWillard, OH · Critical Access Hospital · CCN 361310
- Mercy St Vincent Medical CenterToledo, OH · Acute Care Hospital · CCN 360112
- Wyandot Memorial HospitalUpper Sandusky, OH · Critical Access Hospital · CCN 361329
Practice locations
Addresses where Thomas Zaciewski is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 7; the Medicare profile lists all.
- 1100 Neal Zick RdWillard, OH 44890 (419) 455‑8501
- 1651 N Lake CtFindlay, OH 45840 (419) 423‑8090
- 27 St Lawrence DrTiffin, OH 44883 (419) 455‑8500
- 27 St Lawrence Dr, Fl 2Tiffin, OH 44883 (419) 455‑8501
- 3900 Sunforest Ct, Suite 240Toledo, OH 43623 (419) 475‑1600
Group practices
Medicare enrollment lists Thomas Zaciewski as a member of these groups (CMS data updated 2026-10-02).
- Mercy Health Physicians North Specialty Care LLC355 clinicians in the group
- Specialty Physicians of Blanchard Valley LLC113 clinicians in the group
- Wyandot Memorial Hospital69 clinicians in the group
Specialties
- Urologyprimary
Other urologists in Ohio
Clinicians with the same Medicare primary specialty in Ohio — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2007 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1467618447 |
| 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