DR. CHAU HOANG MINH NGUYEN D.O.
NPI 1235318643
Family Medicine in Allentown, PA
About Dr. Chau Hoang Minh Nguyen D.o. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. CHAU HOANG MINH NGUYEN D.O. (NPI 1235318643) is an individual family medicine provider in Allentown, Pennsylvania, licensed in Pennsylvania (OS014074) and active in the NPI registry since November 2007. She is enrolled in Medicare PECOS, is affiliated with Lehigh Valley Hospital, and maintains 3 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 3
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)
Dr. Chau Hoang Minh Nguyen D.o. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Chau Nguyen reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Allentown, PA 18109
- Reassigned Medicare billing, Pennsylvania enrollment
- 2,895 clinicians in this Medicare group
Quakertown, PA 18951
- Reassigned Medicare billing, Pennsylvania enrollment
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 9
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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Lehigh Valley Hospital
Acute Care Hospitals · Allentown, PAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 18109 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 9
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Chau Nguyen's NPI number?
The NPI number for Chau Nguyen is 1235318643. It was assigned to this individual provider in the NPPES registry on November 1, 2007.
Where is Chau Nguyen located?
Chau Nguyen practices at 1791 Airport Rd, Allentown, PA 18109. The listed phone number is (484) 240-8195.
What is Chau Nguyen's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Chau Nguyen enrolled in Medicare?
Yes. Chau Nguyen is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Chau Nguyen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Chau Nguyen reassigns Medicare benefits to 2 organizations: Lehigh Valley Physician Group (Allentown, PA) and Transvalley Family Health, PLLC (Quakertown, PA). 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 Chau Nguyen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Chau Nguyen accept?
Health plans from Ambetter Health, Ambetter Health of Delaware and Ambetter from Buckeye Health Plan list Chau Nguyen 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 Chau Nguyen affiliated with any hospitals?
According to CMS data, Chau Nguyen is affiliated with Lehigh Valley Hospital.
When was this NPI record last updated?
The NPPES record for Chau Nguyen was last updated on May 14, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years 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.