MATTHEW R IRWINE M.D.
NPI 1649599630
Radiology - Diagnostic Radiology in New Orleans, LA
About Matthew R Irwine M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MATTHEW R IRWINE M.D. (NPI 1649599630) is an individual diagnostic radiology provider in New Orleans, Louisiana, licensed in Florida (ME143231) and active in the NPI registry since May 2010. He is enrolled in Medicare PECOS, is affiliated with Mayo Clinic, and maintains a secondary practice location in Jacksonville.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
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
Matthew R Irwine 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
4Medicare enrollment records show Matthew Irwine reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
New Orleans, LA 70121
- Reassigned Medicare billing, Florida and Louisiana enrollments
- Also billed through NPI 1215136080 (Louisiana)
- 4 clinicians in this Medicare group
Picayune, MS 39466
- Reassigned Medicare billing, Mississippi enrollment
- 326 clinicians in this Medicare group
Birmingham, AL 35233
- Reassigned Medicare billing, Alabama enrollment
- 4,494 clinicians in this Medicare group
Jacksonville, FL 32224
- Reassigned Medicare billing, Florida enrollment
- 1,828 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 27
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.
Mayo Clinic
Acute Care Hospitals · Jacksonville, FLSoutheast Georgia Health System- Brunswick Campus
Acute Care Hospitals · Brunswick, GAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 70121 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.
NEW ORLEANS, LA 70121
NEW ORLEANS, LA 70121
NEW ORLEANS, LA 70121
NEW ORLEANS, LA 70121
NEW ORLEANS, LA 70121
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 Matthew Irwine's NPI number?
The NPI number for Matthew Irwine is 1649599630. It was assigned to this individual provider in the NPPES registry on May 31, 2010.
Where is Matthew Irwine located?
Matthew Irwine practices at 1514 Jefferson Hwy, New Orleans, LA 70121. The listed phone number is (504) 842-3470.
What is Matthew Irwine's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.
Is Matthew Irwine enrolled in Medicare?
Yes. Matthew Irwine 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 Matthew Irwine's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Matthew Irwine reassigns Medicare benefits to 4 organizations: Ochsner Clinic LLC (New Orleans, LA), Ochsner Mississippi, LLC (Picayune, MS), University Of Alabama Health Services Foundation, PC (Birmingham, AL) and Mayo Clinic Jacksonville (Jacksonville, FL). 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 Matthew Irwine's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Matthew Irwine accept?
Health plans from HMO Louisiana list Matthew Irwine 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 Matthew Irwine affiliated with any hospitals?
According to CMS data, Matthew Irwine is affiliated with Mayo Clinic and Southeast Georgia Health System- Brunswick Campus.
When was this NPI record last updated?
The NPPES record for Matthew Irwine was last updated on June 4, 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.