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ALYSSA CALLAIS GARY MSN, APRN, NNP
NPI 1407632136
Pediatrics - Neonatal-Perinatal Medicine in New Orleans, LA

Active since September 07, 2023PECOS Enrolled
2700 NAPOLEON AVE, NEW ORLEANS, LA 70115(504) 899-9311 Get Directions Write a Review

NPPES record last updated: September 3, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Sep 3, 2025, Oct 9, 2023, Sep 7, 2023 (3 updates tracked since 2023).

About Alyssa Callais Gary Msn, Aprn, Nnp NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

ALYSSA CALLAIS GARY MSN, APRN, NNP (NPI 1407632136) is an individual neonatal-perinatal medicine provider in New Orleans, Louisiana, licensed in Louisiana (152233) and active in the NPI registry since September 2023. She is enrolled in Medicare PECOS and is a graduate of Other (2025).

NPPES Registry Identity

NPI1407632136
Entity TypeIndividualFemale
Primary Taxonomy2080N0001X
Provider Legal NameALYSSA CALLAIS GARYCredential: MSN, APRN, NNP
Location Address2700 NAPOLEON AVENew Orleans, LA 70115-6914
Mailing Address259 Snowy Egret CtMadisonville, LA 70447-3272 · (504) 899-9311
Phone(504) 899-9311
Sole ProprietorYes
Medical School CMSOtherGraduated 2025
Enumeration DateSeptember 7, 2023
Last NPPES UpdateSeptember 3, 20253 updates tracked since enumeration
NPPES CertifiedSeptember 3, 2025
✔ NPI 1407632136 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatrics · Neonatal-Perinatal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code2080N0001X
License✔ Licensed in LA · 152233
Definition
A pediatrician who is the principal care provider for sick newborn infants. Clinical expertise is used for direct patient care and for consulting with obstetrical colleagues to plan for the care of mothers who have high-risk pregnancies.
2700 NAPOLEON AVE, New Orleans, LA 70115
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Louisiana, HMO Louisiana.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Alyssa Callais Gary Msn, Aprn, Nnp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID3375018310
PECOS Enrollment IDI20260408000551
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Alyssa Gary reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Ochsner Clinic LLC
Same address
Internal Medicine
2700 NAPOLEON AVE
New Orleans, LA 70115
  • Reassigned Medicare billing, Louisiana enrollment
  • 4,559 clinicians in this Medicare group
NPI 1366912594 (504) 894-2881

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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.

EMILY P LANDRY APRN, NNP-BC
Nurse Practitioner (Neonatal)
2700 NAPOLEON AVE
NEW ORLEANS, LA 70115
Orleans Parish (504) 894-2050
MRS. CARA LEE BUHLER NNP-BC
Nurse Practitioner (Neonatal)
2700 NAPOLEON AVE
NEW ORLEANS, LA 70115
Orleans Parish (504) 899-9311
CELESTE MADELEINE CAILLET PA-C
Physician Assistant
2700 NAPOLEON AVE
NEW ORLEANS, LA 70115
Orleans Parish (504) 899-9311
MRS. DONNA ISENMANN RIVERA RN, MSN, APRN/NNP-BC
Nurse Practitioner (Neonatal, Critical Care)
2700 NAPOLEON AVE
NEW ORLEANS, LA 70115
Orleans Parish (504) 842-3000
MORGAN LANDRY HACKNEY APRN
Nurse Practitioner (Neonatal, Critical Care)
2700 NAPOLEON AVE
NEW ORLEANS, LA 70115
Orleans Parish (504) 458-4797
JAMEYCIA TENO
General Practice
2700 NAPOLEON AVE
NEW ORLEANS, LA 70115
Orleans Parish (504) 899-9332
TENET HEALTHSYSTEM MEMORIAL MEDICAL CENTER, INC.
Rehabilitation Unit
2700 NAPOLEON AVE
NEW ORLEANS, LA 70115
Orleans Parish (504) 899-9311
MAGGIE MARTIN ROSS
Student in an Organized Health Care Education/Training Program
2700 NAPOLEON AVE
NEW ORLEANS, LA 70115
Orleans Parish (504) 899-9311

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 Alyssa Gary's NPI number?

The NPI number for Alyssa Gary is 1407632136. It was assigned to this individual provider in the NPPES registry on September 7, 2023.

Where is Alyssa Gary located?

Alyssa Gary practices at 2700 Napoleon Ave, New Orleans, LA 70115. The listed phone number is (504) 899-9311.

What is Alyssa Gary's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Neonatal-Perinatal Medicine, with taxonomy code 2080N0001X.

Is Alyssa Gary enrolled in Medicare?

Yes. Alyssa Gary is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Alyssa Gary's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Alyssa Gary reassigns Medicare benefits to Ochsner Clinic LLC (New Orleans, LA). The 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 Alyssa Gary's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Alyssa Gary accept?

Health plans from Blue Cross and Blue Shield of Louisiana and HMO Louisiana list Alyssa Gary 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 Alyssa Gary was last updated on September 3, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.