DR. MARGARET PRAT HUNTWORK MD
NPI 1831498252
Allergy & Immunology in New Orleans, LA
About Dr. Margaret Prat Huntwork Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MARGARET PRAT HUNTWORK MD (NPI 1831498252) is an individual allergy & immunology provider in New Orleans, Louisiana, licensed in Louisiana (MD.207857) and active in the NPI registry since March 2011. She is enrolled in Medicare PECOS, is affiliated with East Jefferson General Hospital, and is a graduate of Tulane University School Of Medicine (2011).
NPPES Registry Identity
Specialties & Licenses 2
Other Names 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
Dr. Margaret Prat Huntwork Md 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
3Medicare enrollment records show Margaret Huntwork reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
New Orleans, LA 70112
- Reassigned Medicare billing, Louisiana enrollment
- 851 clinicians in this Medicare group
New Orleans, LA 70139
- Reassigned Medicare billing, Louisiana enrollment
- 4,559 clinicians in this Medicare group
New Orleans, LA 70118
- Reassigned Medicare billing, Louisiana enrollment
- 297 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
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.
East Jefferson General Hospital
Acute Care Hospitals · Metairie, LAReferred 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.
NEW ORLEANS, LA 70112
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 Margaret Huntwork's NPI number?
The NPI number for Margaret Huntwork is 1831498252. It was assigned to this individual provider in the NPPES registry on March 24, 2011. The provider is also known as Margaret Kelly Prat MD.
Where is Margaret Huntwork located?
Margaret Huntwork practices at 1430 Tulane Ave Sl - 37, New Orleans, LA 70112. The listed phone number is (504) 988-5458.
What is Margaret Huntwork's specialty?
The primary specialty registered for this NPI is Allergy & Immunology with taxonomy code 207K00000X.
Is Margaret Huntwork enrolled in Medicare?
Yes. Margaret Huntwork 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 Margaret Huntwork's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Margaret Huntwork reassigns Medicare benefits to 3 organizations: Administrators Of The Tulane Educational Fund (New Orleans, LA), Ochsner Clinic LLC (New Orleans, LA) and Childrens Hospital Medical Practice Corporation (New Orleans, LA). 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 Margaret Huntwork's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Margaret Huntwork accept?
Health plans from Ambetter Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Superior HealthPlan and Blue Cross and Blue Shield of Louisiana and 2 other insurers list Margaret Huntwork 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 Margaret Huntwork affiliated with any hospitals?
According to CMS data, Margaret Huntwork is affiliated with East Jefferson General Hospital.
When was this NPI record last updated?
The NPPES record for Margaret Huntwork was last updated on January 31, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 21 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.
# Dr. Margaret Prat Huntwork, MD · NPI 1831498252
Allergy & Immunology physician in New Orleans, Louisiana. Individual provider, active in the CMS NPPES registry since March 24, 2011.
## Identity
- **NPI:** 1831498252 (Entity type: Individual)
- **Enumerated:** March 24, 2011
- **Primary specialty:** Allergy & Immunology · taxonomy 207K00000X
- **State license:** MD.207857 (Louisiana)
- **Sole proprietor:** No
## Practice location
- **Address:** 1430 TULANE AVE, SL - 37, New Orleans, LA 70112
- **Phone:** (504) 988-5458 · **Fax:** (504) 988-1005
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Administrators Of The Tulane Educational Fund (NPI 1528014164, New Orleans, LA); Ochsner Clinic LLC (NPI 1003379124, New Orleans, LA); Childrens Hospital Medical Practice Corporation (NPI 1821090713, New Orleans, LA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Tulane University School Of Medicine, class of 2011
## Record status
- **NPPES last updated:** January 31, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1831498252) · Data from the CMS NPPES public registry.