ROSS PATRICK MESTAYER M.D.
NPI 1629145313
Anesthesiology in Slidell, LA
About Ross Patrick Mestayer M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ROSS PATRICK MESTAYER M.D. (NPI 1629145313) is an individual anesthesiology provider in Slidell, Louisiana, licensed in Louisiana (MD.14383R) and active in the NPI registry since November 2006. He is enrolled in Medicare PECOS and is a graduate of Other (2002).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
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
Ross Patrick Mestayer 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
2Medicare enrollment records show Ross Mestayer reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Slidell, LA 70458
- Reassigned Medicare billing, Louisiana enrollment
- 63 clinicians in this Medicare group
Slidell, LA 70458
- Reassigned Medicare billing, Louisiana enrollment
- 27 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.
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.
SLIDELL, LA 70458
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 Ross Mestayer's NPI number?
The NPI number for Ross Mestayer is 1629145313. It was assigned to this individual provider in the NPPES registry on November 29, 2006.
Where is Ross Mestayer located?
Ross Mestayer practices at 1700 Lindberg Dr, Slidell, LA 70458. The listed phone number is (985) 641-8008.
What is Ross Mestayer's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Ross Mestayer enrolled in Medicare?
Yes. Ross Mestayer 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 Ross Mestayer's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ross Mestayer reassigns Medicare benefits to 2 organizations: Northlake Anesthesiologists, A Professional Corporation (Slidell, LA) and Symvios Anesthesia LLC (Slidell, 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 Ross Mestayer's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Ross Mestayer accept?
Health plans from HMO Louisiana list Ross Mestayer 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.
When was this NPI record last updated?
The NPPES record for Ross Mestayer was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.
# Ross Patrick Mestayer, M.D. · NPI 1629145313
Anesthesiology physician in Slidell, Louisiana. Individual provider, active in the CMS NPPES registry since November 29, 2006.
## Identity
- **NPI:** 1629145313 (Entity type: Individual)
- **Enumerated:** November 29, 2006
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** MD.14383R (Louisiana)
- **Sole proprietor:** No
## Practice location
- **Address:** 1700 LINDBERG DR, Slidell, LA 70458-8062
- **Phone:** (985) 641-8008
## 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): Northlake Anesthesiologists, A Professional Corporation (NPI 1306949185, Slidell, LA); Symvios Anesthesia LLC (NPI 1427746619, Slidell, LA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2002
## Record status
- **NPPES last updated:** July 8, 2007
- **Other identifiers:** Medicare UPIN H69883 (LA); Medicaid 1573558 (LA); Medicare ID-Type Unspecified 4E518 (LA)
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Source: [NPI Profile](https://npiprofile.com/npi/1629145313) · Data from the CMS NPPES public registry.