CATHERINE MAYER GUILLIOT CRNA
NPI 1508125162
Nurse Anesthetist, Certified Registered in Metairie, LA
About Catherine Mayer Guilliot Crna NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CATHERINE MAYER GUILLIOT CRNA (NPI 1508125162) is an individual nurse anesthetist, certified registered in Metairie, Louisiana, licensed in Louisiana (RN123426) and active in the NPI registry since May 2012. She is affiliated with East Jefferson General Hospital and is a graduate of Other (2012).
NPPES Registry Identity
Specialties & Licenses
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
Catherine Mayer Guilliot Crna 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
8Medicare enrollment records show Catherine Guilliot reassigns Medicare billing to 8 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Metairie, LA 70002
- Reassigned Medicare billing, Louisiana enrollment
- 4,559 clinicians in this Medicare group
Metairie, LA 70001
- Reassigned Medicare billing, Louisiana enrollment
- 71 clinicians in this Medicare group
New Orleans, LA 70112
- Reassigned Medicare billing, Louisiana enrollment
- 931 clinicians in this Medicare group
New Orleans, LA 70112
- Reassigned Medicare billing, Louisiana enrollment
- 295 clinicians in this Medicare group
New Orleans, LA 70118
- Reassigned Medicare billing, Louisiana enrollment
- 519 clinicians in this Medicare group
La Place, LA 70068
- Reassigned Medicare billing, Louisiana enrollment
- 482 clinicians in this Medicare group
Baton Rouge, LA 70809
- Reassigned Medicare billing, Louisiana enrollment
- 357 clinicians in this Medicare group
New Iberia, LA 70563
- Reassigned Medicare billing, Louisiana enrollment
- 470 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.
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, LAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 70002 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.
METAIRIE, LA 70002
METAIRIE, LA 70002
METAIRIE, LA 70002
METAIRIE, LA 70002
METAIRIE, LA 70002
METAIRIE, LA 70002
METAIRIE, LA 70002
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 Catherine Guilliot's NPI number?
The NPI number for Catherine Guilliot is 1508125162. It was assigned to this individual provider in the NPPES registry on May 16, 2012. The provider is also known as Catherine Rita Mayer.
Where is Catherine Guilliot located?
Catherine Guilliot practices at 3510 N Causeway Blvd Suite 404, Metairie, LA 70002. The listed phone number is (504) 779-5515.
What is Catherine Guilliot's specialty?
The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
Is Catherine Guilliot enrolled in Medicare?
Yes. Catherine Guilliot 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 Catherine Guilliot's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Catherine Guilliot reassigns Medicare benefits to 8 organizations: Ochsner Clinic LLC (Metairie, LA), Galleria Anesthesia Associates, LLC (Metairie, LA), Louisiana State University School Of Medicine In New Orleans Faculty G (New Orleans, LA), University Medical Center Management Corporation (New Orleans, LA), Childrens Hospital Anesthesia Corporation (New Orleans, LA) and 3 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 Catherine Guilliot's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Catherine Guilliot accept?
Health plans from HMO Louisiana list Catherine Guilliot 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 Catherine Guilliot affiliated with any hospitals?
According to CMS data, Catherine Guilliot is affiliated with East Jefferson General Hospital.
When was this NPI record last updated?
The NPPES record for Catherine Guilliot was last updated on October 10, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Catherine Mayer Guilliot, CRNA · NPI 1508125162
Nurse Anesthetist, Certified Registered physician in Metairie, Louisiana. Individual provider, active in the CMS NPPES registry since May 16, 2012.
## Identity
- **NPI:** 1508125162 (Entity type: Individual)
- **Enumerated:** May 16, 2012
- **Primary specialty:** Nurse Anesthetist, Certified Registered · taxonomy 367500000X
- **State license:** RN123426 (Louisiana)
- **Sole proprietor:** No
## Practice location
- **Address:** 3510 N CAUSEWAY BLVD, SUITE 404, Metairie, LA 70002-3531
- **Phone:** (504) 779-5515 · **Fax:** (504) 779-5568
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Bills Medicare through:** 8 organizations under Medicare reassignment (form CMS-855R): Ochsner Clinic LLC (NPI 1215476015, Metairie, LA); Galleria Anesthesia Associates, LLC (NPI 1962966796, Metairie, LA); Louisiana State University School Of Medicine In New Orleans Faculty G (NPI 1477582526, New Orleans, LA); University Medical Center Management Corporation (NPI 1083655567, New Orleans, LA); Childrens Hospital Anesthesia Corporation (NPI 1649362740, New Orleans, LA); and 3 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2012
## Record status
- **NPPES last updated:** October 10, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1508125162) · Data from the CMS NPPES public registry.