GRENES J. MEYASKI II
NPI 1891054318
Nurse Anesthetist, Certified Registered in Metairie, LA
About Grenes J. Meyaski Ii NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
GRENES J. MEYASKI II (NPI 1891054318) is an individual nurse anesthetist, certified registered in Metairie, Louisiana, licensed in Louisiana (AP06905) and active in the NPI registry since May 2012. He is enrolled in Medicare PECOS, is affiliated with West Jefferson Medical Center, and is a graduate of Louisiana State University School Of Medicine In New Orleans (2012).
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
Grenes J. Meyaski Ii 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 Grenes Meyaski reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Metairie, LA 70006
- Reassigned Medicare billing, Louisiana enrollment
- 39 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
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 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
West Jefferson Medical Center
Acute Care Hospitals · Marrero, LAEast Jefferson General Hospital
Acute Care Hospitals · Metairie, LANew Orleans East Hospital
Acute Care Hospitals · New Orleans, 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 Grenes Meyaski's NPI number?
The NPI number for Grenes Meyaski is 1891054318. It was assigned to this individual provider in the NPPES registry on May 4, 2012.
Where is Grenes Meyaski located?
Grenes Meyaski practices at 3510 N Causeway Blvd 404, Metairie, LA 70002. The listed phone number is (504) 779-5515.
What is Grenes Meyaski's specialty?
The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
Is Grenes Meyaski enrolled in Medicare?
Yes. Grenes Meyaski 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 Grenes Meyaski's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Grenes Meyaski reassigns Medicare benefits to 3 organizations: Aec Physicians, LLC (Metairie, LA), Childrens Hospital Anesthesia Corporation (New Orleans, LA) and Zephyr Anesthesia, LLC (La Place, 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 Grenes Meyaski's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Grenes Meyaski accept?
Health plans from HMO Louisiana and UnitedHealthcare list Grenes Meyaski 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 Grenes Meyaski affiliated with any hospitals?
According to CMS data, Grenes Meyaski is affiliated with West Jefferson Medical Center, East Jefferson General Hospital and New Orleans East Hospital.
When was this NPI record last updated?
The NPPES record for Grenes Meyaski was last updated on June 25, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.
# Grenes J. Meyaski II · NPI 1891054318
Nurse Anesthetist, Certified Registered physician in Metairie, Louisiana. Individual provider, active in the CMS NPPES registry since May 4, 2012.
## Identity
- **NPI:** 1891054318 (Entity type: Individual)
- **Enumerated:** May 4, 2012
- **Primary specialty:** Nurse Anesthetist, Certified Registered · taxonomy 367500000X
- **State license:** AP06905 (Louisiana)
- **Sole proprietor:** No
## Practice location
- **Address:** 3510 N CAUSEWAY BLVD, 404, Metairie, LA 70002-3531
- **Phone:** (504) 779-5515
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): Aec Physicians, LLC (NPI 1346574217, Metairie, LA); Childrens Hospital Anesthesia Corporation (NPI 1649362740, New Orleans, LA); Zephyr Anesthesia, LLC (NPI 1891087458, La Place, LA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Louisiana State University School Of Medicine In New Orleans, class of 2012
## Record status
- **NPPES last updated:** June 25, 2012
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Source: [NPI Profile](https://npiprofile.com/npi/1891054318) · Data from the CMS NPPES public registry.