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Internal Medicine

Marcelle M. Rousseau, MD

Works at hospitals in New Orleans, LA · Louisiana

Summary

Marcelle M. Rousseau, MD (Internal Medicine) is listed by Medicare at 2 hospitals in New Orleans, LA. NPI 1619168317. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Marcelle M. Rousseau, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Internal MedicinePrimary specialty
YesAccepts Medicare assignment
22Years since medical school (graduated 2004)
Louisiana State University School Of Medicine In New OrleansMedical school
FemaleGender (as listed)
Louisiana State University School of Medicine in New Orleans Faculty GGroup practice

Quick answers

Which hospitals does Marcelle M. Rousseau work at?
Medicare's official clinician data lists Marcelle M. Rousseau at 2 hospitals: Touro Infirmary and University Medical Center New Orleans. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Marcelle M. Rousseau see patients?
Medicare's clinician data lists 2 practice locations, including New Orleans, LA. Call before your visit to confirm the address.
What is Marcelle M. Rousseau's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Marcelle M. Rousseau accept Medicare assignment?
Yes. Medicare's clinician data says Marcelle M. Rousseau accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for Marcelle M. Rousseau?
(504) 866-2741, as listed in official Medicare / NPI Registry data.
What is Marcelle M. Rousseau's NPI number?
1619168317. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Marcelle M. Rousseau works

Medicare's Facility Affiliation Data lists Marcelle M. Rousseau at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Marcelle M. Rousseau is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Marcelle M. Rousseau as a member of this group (CMS data updated 2026-10-02).

  • Louisiana State University School of Medicine in New Orleans Faculty G447 clinicians in the group

Specialties

Find other Internal Medicine doctors in Louisiana →

Other internal medicine doctors in New Orleans

Clinicians with the same Medicare primary specialty in New Orleans, LA — not a recommendation.

All internal medicine doctors in New Orleans →

Clinician information

CredentialMD
Medical schoolLouisiana State University School Of Medicine In New Orleans
Graduation year2004
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1619168317
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians