Quick answers
- Which hospitals does William Difilippo work at?
- Medicare's official clinician data lists William Difilippo at 4 hospitals: Brooks-Tlc Hospital System, Inc, Uniontown Hospital, UPMC Chautauqua at Wca and Warren General Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does William Difilippo see patients?
- Medicare's clinician data lists 4 practice locations, including Fredonia, NY and Jamestown, NY. Call before your visit to confirm the address.
- What is William Difilippo's specialty?
- Medicare lists Nephrology as the primary specialty, and also Internal Medicine.
- Does William Difilippo accept Medicare assignment?
- Yes. Medicare's clinician data says William Difilippo 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 Difilippo?
- (814) 483-5306, as listed in official Medicare / NPI Registry data.
- What is William Difilippo's NPI number?
- 1023062353. 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 Difilippo works
Medicare's Facility Affiliation Data lists William Difilippo at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Brooks-Tlc Hospital System, IncDunkirk, NY · Acute Care Hospital · CCN 330229
- Uniontown HospitalUniontown, PA · Acute Care Hospital · CCN 390041
- UPMC Chautauqua at WcaJamestown, NY · Acute Care Hospital · CCN 330239
- Warren General HospitalWarren, PA · Acute Care Hospital · CCN 390146
Practice locations
Addresses where William Difilippo is enrolled with Medicare (CMS data updated 2026-10-02).
- 12 Ctr StFredonia, NY 14063
- 15 S Main StJamestown, NY 14701
- 207 Foote AveJamestown, NY 14701
- 31 Sherman St, Suite 2400Jamestown, NY 14701 (814) 483‑5306
Group practices
Medicare enrollment lists William Difilippo as a member of this group (CMS data updated 2026-10-02).
- Great Lakes Physician Practice PC144 clinicians in the group
Specialties
- Nephrologyprimary
- Internal Medicinealso
Other nephrologists in New York
Clinicians with the same Medicare primary specialty in New York — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1988 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1023062353 |
| 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