Quick answers
- Which hospitals does William J. Wonderling work at?
- Medicare's official clinician data lists William J. Wonderling at 2 hospitals: Jones Memorial Hospital and Nicholas H Noyes Memorial Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does William J. Wonderling see patients?
- Medicare's clinician data lists 4 practice locations, including Dansville, NY, Wellsville, NY and Rochester, NY. Call before your visit to confirm the address.
- What is William J. Wonderling's specialty?
- Medicare lists Physician Assistant as the primary specialty.
- Does William J. Wonderling accept Medicare assignment?
- Yes. Medicare's clinician data says William J. Wonderling 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 William J. Wonderling?
- (585) 275-5321, as listed in official Medicare / NPI Registry data.
- What is William J. Wonderling's NPI number?
- 1356498604. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where William J. Wonderling works
Medicare's Facility Affiliation Data lists William J. Wonderling at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Jones Memorial HospitalWellsville, NY · Acute Care Hospital · CCN 330096
- Nicholas H Noyes Memorial HospitalDansville, NY · Acute Care Hospital · CCN 330238
Practice locations
Addresses where William J. Wonderling is enrolled with Medicare (CMS data updated 2026-10-02).
- 111 Clara Barton StDansville, NY 14437 (585) 275‑5321
- 191 N Main StWellsville, NY 14895 (585) 596‑0145
- 601 Elmwood AveRochester, NY 14642
- 601 Elmwood Ave BoxRochester, NY 14642 (585) 275‑5321
Group practices
Medicare enrollment lists William J. Wonderling as a member of these groups (CMS data updated 2026-10-02).
- University Orthopaedic Associates of Rochester149 clinicians in the group
- The Memorial Hospital of William F and Gertrude F Jones Inc127 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Dansville
Clinicians with the same Medicare primary specialty in Dansville, NY — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Graduation year | 1994 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1356498604 |
| 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