Quick answers
- Which hospitals does Anni Xu work at?
- Medicare's official clinician data lists Anni Xu at 2 hospitals: UPMC Muncy and UPMC Williamsport. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Anni Xu see patients?
- Medicare's clinician data lists 4 practice locations, including Du Bois, PA, Lock Haven, PA and Williamsport, PA. Call before your visit to confirm the address.
- What is Anni Xu's specialty?
- Medicare lists Emergency Medicine as the primary specialty.
- Does Anni Xu accept Medicare assignment?
- Yes. Medicare's clinician data says Anni Xu 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 Anni Xu?
- (814) 371-2200, as listed in official Medicare / NPI Registry data.
- What is Anni Xu's NPI number?
- 1336553841. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Anni Xu works
Medicare's Facility Affiliation Data lists Anni Xu at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- UPMC MuncyMuncy, PA · Critical Access Hospital · CCN 391301
- UPMC WilliamsportWilliamsport, PA · Acute Care Hospital · CCN 390045
Practice locations
Addresses where Anni Xu is enrolled with Medicare (CMS data updated 2026-10-02).
- 100 Hospital AveDu Bois, PA 15801 (814) 371‑2200
- 24 Cree DrLock Haven, PA 17745 (570) 893‑5000
- 700 High StWilliamsport, PA 17701 (570) 321‑2000
- 809 Turnpike AveClearfield, PA 16830 (814) 765‑5341
Group practices
Medicare enrollment lists Anni Xu as a member of these groups (CMS data updated 2026-10-02).
- Susquehanna Physician Services612 clinicians in the group
- Dubois Regional Medical Center416 clinicians in the group
- Lock Haven Emergency Physicians PLLC6 clinicians in the group
Specialties
- Emergency Medicineprimary
Other emergency medicine doctors in Du Bois
Clinicians with the same Medicare primary specialty in Du Bois, PA — not a recommendation.
Clinician information
| Medical school | State University Of New York At Stony Brook, School Of Medicine |
|---|---|
| Graduation year | 2014 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1336553841 |
| 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