BYUNG-HAN RHIEU MD
NPI 1851788772
Radiology - Radiation Oncology in Bronx, NY
About Byung-han Rhieu Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
BYUNG-HAN RHIEU MD (NPI 1851788772) is an individual radiation oncology provider in Bronx, New York, licensed in New York (333249) and active in the NPI registry since April 2015. He is enrolled in Medicare PECOS, is affiliated with Montefiore Medical Center, and is a graduate of University Of Pittsburgh School Of Medicine (2015).
NPPES Registry Identity
Specialties & Licenses 2
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Byung-han Rhieu Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
3Medicare enrollment records show Byung-han Rhieu reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Bronx, NY 10467
- Reassigned Medicare billing, New York enrollment
- 5,251 clinicians in this Medicare group
Cornwall, NY 12518
- Reassigned Medicare billing, New York enrollment
- Medicare enrollment name: St Lukes Cornwall Jv LLC
- 14 clinicians in this Medicare group
Seattle, WA 98104
- Reassigned Medicare billing, Washington enrollment
- 22 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 16
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.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Montefiore Medical Center
Acute Care Hospitals · Bronx, NYNyack Hospital
Acute Care Hospitals · Nyack, NYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 10467 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
BRONX, NY 10467
BRONX, NY 10467
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 Byung-han Rhieu's NPI number?
The NPI number for Byung-han Rhieu is 1851788772. It was assigned to this individual provider in the NPPES registry on April 17, 2015.
Where is Byung-han Rhieu located?
Byung-han Rhieu practices at 111 E 210th St, Bronx, NY 10467. The listed phone number is (718) 920-5062.
What is Byung-han Rhieu's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Radiation Oncology, with taxonomy code 2085R0001X.
Is Byung-han Rhieu enrolled in Medicare?
Yes. Byung-han Rhieu is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Byung-han Rhieu's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Byung-han Rhieu reassigns Medicare benefits to 3 organizations: Montefiore Medical Center (Bronx, NY), St. Luke's Cornwall Jv, LLC (Cornwall, NY) and Tumor Institute Radiation Oncology Group LLP (Seattle, WA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Byung-han Rhieu's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Byung-han Rhieu accept?
Health plans from Oscar Health and Providence Health Plan list Byung-han Rhieu as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Byung-han Rhieu affiliated with any hospitals?
According to CMS data, Byung-han Rhieu is affiliated with Montefiore Medical Center and Nyack Hospital.
When was this NPI record last updated?
The NPPES record for Byung-han Rhieu was last updated on June 2, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.