Quick answers
- Which hospitals does Chang Xu work at?
- Medicare's official clinician data lists Chang Xu at 1 hospital: Vassar Brothers Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Chang Xu see patients?
- Medicare's clinician data lists 1 practice location in Newburgh, NY. Call before your visit to confirm the address.
- What is Chang Xu's specialty?
- Medicare lists Nephrology as the primary specialty, and also Internal Medicine.
- Does Chang Xu accept Medicare assignment?
- Yes. Medicare's clinician data says Chang 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 Chang Xu?
- (845) 454-1399, as listed in official Medicare / NPI Registry data.
- What is Chang Xu's NPI number?
- 1619112075. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Chang Xu works
Medicare's Facility Affiliation Data lists Chang Xu at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Vassar Brothers Medical CenterPoughkeepsie, NY · Acute Care Hospital · CCN 330023
Practice locations
Addresses where Chang Xu is enrolled with Medicare (CMS data updated 2026-10-02).
- 425 Robinson Ave, Suite 1Newburgh, NY 12550 (845) 454‑1399
Group practices
Medicare enrollment lists Chang Xu as a member of this group (CMS data updated 2026-10-02).
- Advanced Kidney Care of Hudson Valley, PC8 clinicians in the group
Specialties
- Nephrologyprimary
- Internal Medicinealso
Other nephrologists in Newburgh
Clinicians with the same Medicare primary specialty in Newburgh, NY — not a recommendation.
Clinician information
| Graduation year | 1993 |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1619112075 |
| 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