BILLIE XIA M.D.
NPI 1497997381
Internal Medicine in Bethpage, NY
About Billie Xia M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
BILLIE XIA M.D. (NPI 1497997381) is an individual internal medicine provider in Bethpage, New York, licensed in New York (262801) and active in the NPI registry since March 2009. She is enrolled in Medicare PECOS, maintains a secondary practice location in Glen Cove, and is a graduate of Eastern Virginia Medical School (2009).
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Billie Xia M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Areas of Expertise CMS Part B claims 11
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 11714 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Referred Medical Equipment & Supplies CMS DME claims
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 11
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
BETHPAGE, NY 11714
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Billie Xia's NPI number?
The NPI number for Billie Xia is 1497997381. It was assigned to this individual provider in the NPPES registry on March 24, 2009.
Where is Billie Xia located?
Billie Xia practices at 857 S Oyster Bay Rd, Bethpage, NY 11714. The listed phone number is (516) 622-8888.
What is Billie Xia's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Billie Xia enrolled in Medicare?
Yes. Billie Xia is registered in the Medicare PECOS enrollment system.
When was this NPI record last updated?
The NPPES record for Billie Xia was last updated on May 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.