Quick answers
- Where does Billie Xia see patients?
- Medicare's clinician data lists 2 practice locations, including Glen Cove, NY and Bethpage, NY. Call before your visit to confirm the address.
- What is Billie Xia's specialty?
- Medicare lists Hospitalist as the primary specialty, and also Internal Medicine.
- Does Billie Xia accept Medicare assignment?
- Medicare's clinician data says Billie Xia may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
- What is the phone number for Billie Xia?
- (516) 622-8888, as listed in official Medicare / NPI Registry data.
- What is Billie Xia's NPI number?
- 1497997381. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Billie Xia is enrolled with Medicare (CMS data updated 2026-10-02).
- 113 Glen Cove AveGlen Cove, NY 11542 (516) 622‑8888
- 857 S Oyster Bay RdBethpage, NY 11714
Group practices
Medicare enrollment lists Billie Xia as a member of this group (CMS data updated 2026-10-02).
- Charles Evans Center, Inc.18 clinicians in the group
Specialties
- Hospitalistprimary
- Internal Medicinealso
Other hospitalists in Glen Cove
Clinicians with the same Medicare primary specialty in Glen Cove, NY — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Eastern Virginia Medical School |
| Graduation year | 2009 |
| Gender (as listed) | Female |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1497997381 |
| 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
- 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