MADELEINE TRANG NGUYEN M.D.
NPI 1164765285
Family Medicine in Zachary, LA
About Madeleine Trang Nguyen M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MADELEINE TRANG NGUYEN M.D. (NPI 1164765285) is an individual family medicine provider in Zachary, Louisiana, licensed in Louisiana (303341) and active in the NPI registry since March 2013. She is enrolled in Medicare PECOS, is affiliated with North Oaks Medical Center, and maintains 3 additional practice locations.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Locations 3
Other Identifiers 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 and accepts Medicare assignment
Madeleine Trang Nguyen M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
12Medicare enrollment records show Madeleine Nguyen reassigns Medicare billing to 12 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Baton Rouge, LA 70816
- Reassigned Medicare billing, Louisiana enrollment
- 156 clinicians in this Medicare group
Baton Rouge, LA 70809
- Reassigned Medicare billing, Louisiana enrollment
- 209 clinicians in this Medicare group
Independence, LA 70443
- Reassigned Medicare billing, Louisiana enrollment
- 104 clinicians in this Medicare group
Hammond, LA 70403
- Reassigned Medicare billing, Louisiana enrollment
- 58 clinicians in this Medicare group
New Iberia, LA 70560
- Reassigned Medicare billing, Louisiana enrollment
- 93 clinicians in this Medicare group
Metairie, LA 70001
- Reassigned Medicare billing, Louisiana enrollment
- 176 clinicians in this Medicare group
Crowley, LA 70526
- Reassigned Medicare billing, Louisiana enrollment
- 79 clinicians in this Medicare group
New Orleans, LA 70112
- Reassigned Medicare billing, Louisiana enrollment
- 295 clinicians in this Medicare group
Terrytown, LA 70056
- Reassigned Medicare billing, Louisiana enrollment
- 417 clinicians in this Medicare group
Humble, TX 77338
- Reassigned Medicare billing, Louisiana enrollment
- 169 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 5
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 4
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
North Oaks Medical Center
Acute Care Hospitals · Hammond, LASlidell Memorial Hospital
Acute Care Hospitals · Slidell, LAAcadia General Hospital
Acute Care Hospitals · Crowley, LAOchsner Medical Center-Kenner
Acute Care Hospitals · Kenner, LAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 70791 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.
Reported Quality Measures
Referred Medical Equipment & Supplies CMS DME claims 3
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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
ZACHARY, LA 70791
ZACHARY, LA 70791
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 Madeleine Nguyen's NPI number?
The NPI number for Madeleine Nguyen is 1164765285. It was assigned to this individual provider in the NPPES registry on March 27, 2013.
Where is Madeleine Nguyen located?
Madeleine Nguyen practices at 6300 Main St, Zachary, LA 70791. The listed phone number is (225) 658-4000.
What is Madeleine Nguyen's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Madeleine Nguyen enrolled in Medicare?
Yes. Madeleine Nguyen is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Madeleine Nguyen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Madeleine Nguyen reassigns Medicare benefits to 12 organizations: Mayfair Physician Services, LLC (Baton Rouge, LA), Rapid Urgent Care, Inc. (Baton Rouge, LA), Lallie Kemp Medical Ctr (Independence, LA), North Oaks Medical Center, LLC (Hammond, LA), Main Street Physician Services LLC (New Iberia, LA) and 7 more organizations, listed in the Medicare section above. 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 Madeleine Nguyen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Madeleine Nguyen accept?
Health plans from CHRISTUS Health Plan and HMO Louisiana list Madeleine 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 Madeleine Nguyen affiliated with any hospitals?
According to CMS data, Madeleine Nguyen is affiliated with North Oaks Medical Center, Slidell Memorial Hospital, Acadia General Hospital and Ochsner Medical Center-Kenner.
When was this NPI record last updated?
The NPPES record for Madeleine Nguyen was last updated on February 10, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.
# Madeleine Trang Nguyen, M.D. · NPI 1164765285
Family Medicine physician in Zachary, Louisiana. Individual provider, active in the CMS NPPES registry since March 27, 2013.
## Identity
- **NPI:** 1164765285 (Entity type: Individual)
- **Enumerated:** March 27, 2013
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** 303341 (Louisiana)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 6300 MAIN ST, Zachary, LA 70791-3627
- **Phone:** (225) 658-4000
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 12 organizations under Medicare reassignment (form CMS-855R): Mayfair Physician Services, LLC (NPI 1831688365, Baton Rouge, LA); Rapid Urgent Care, Inc. (NPI 1982152369, Baton Rouge, LA); Lallie Kemp Medical Ctr (NPI 1558303420, Independence, LA); North Oaks Medical Center, LLC (NPI 1962709501, Hammond, LA); Main Street Physician Services LLC (NPI 1396150785, New Iberia, LA); and 7 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2012
## Record status
- **NPPES last updated:** February 10, 2026
- **Other identifiers:** Other 303341 (LA); Medicaid 2329383 (LA)
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Source: [NPI Profile](https://npiprofile.com/npi/1164765285) · Data from the CMS NPPES public registry.