MR. WILLIAM L RASMUSSEN AGACNP-BC
NPI 1811504657
Nurse Practitioner - Acute Care in New Orleans, LA
About Mr. William L Rasmussen Agacnp-bc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MR. WILLIAM L RASMUSSEN AGACNP-BC (NPI 1811504657) is an individual acute care provider in New Orleans, Louisiana, licensed in Louisiana (215761) and active in the NPI registry since September 2020. He is enrolled in Medicare PECOS, is affiliated with University Medical Center New Orleans, and is a graduate of Other (2020).
NPPES Registry Identity
Specialties & Licenses
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
Mr. William L Rasmussen Agacnp-bc 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
2Medicare enrollment records show William Rasmussen reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
New Orleans, LA 70121
- Reassigned Medicare billing, Louisiana enrollment
- 4,559 clinicians in this Medicare group
New Orleans, LA 70112
- Reassigned Medicare billing, Louisiana enrollment
- 295 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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
University Medical Center New Orleans
Acute Care Hospitals · New Orleans, LAOchsner Medical Center Acute
Acute Care Hospitals · New Orleans, LAPhysician 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 William Rasmussen's NPI number?
The NPI number for William Rasmussen is 1811504657. It was assigned to this individual provider in the NPPES registry on September 25, 2020.
Where is William Rasmussen located?
William Rasmussen practices at 1514 Jefferson Hwy, New Orleans, LA 70121. The listed phone number is (504) 842-4021.
What is William Rasmussen's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Acute Care, with taxonomy code 363LA2100X.
Is William Rasmussen enrolled in Medicare?
Yes. William Rasmussen 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 William Rasmussen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), William Rasmussen reassigns Medicare benefits to 2 organizations: Ochsner Clinic LLC (New Orleans, LA) and University Medical Center Management 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 William Rasmussen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does William Rasmussen accept?
Health plans from Blue Cross and Blue Shield of Louisiana and HMO Louisiana list William Rasmussen 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 William Rasmussen affiliated with any hospitals?
According to CMS data, William Rasmussen is affiliated with University Medical Center New Orleans and Ochsner Medical Center Acute.
When was this NPI record last updated?
The NPPES record for William Rasmussen was last updated on September 25, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.
# Mr. William L Rasmussen, AGACNP-BC · NPI 1811504657
Acute Care physician in New Orleans, Louisiana. Individual provider, active in the CMS NPPES registry since September 25, 2020.
## Identity
- **NPI:** 1811504657 (Entity type: Individual)
- **Enumerated:** September 25, 2020
- **Primary specialty:** Nurse Practitioner - Acute Care · taxonomy 363LA2100X
- **State license:** 215761 (Louisiana)
- **Sole proprietor:** No
## Practice location
- **Address:** 1514 JEFFERSON HWY, New Orleans, LA 70121-2429
- **Phone:** (504) 842-4021
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Ochsner Clinic LLC (NPI 1215136080, New Orleans, LA); University Medical Center Management Corporation (NPI 1083655567, New Orleans, LA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2020
## Record status
- **NPPES last updated:** September 25, 2020
---
Source: [NPI Profile](https://npiprofile.com/npi/1811504657) · Data from the CMS NPPES public registry.