DR. THOMAS W. ELLIS M.D.
NPI 1689731242
Emergency Medicine in Baton Rouge, LA
About Dr. Thomas W. Ellis M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. THOMAS W. ELLIS M.D. (NPI 1689731242) is an individual emergency medicine provider in Baton Rouge, Louisiana, licensed in Louisiana (MD.206063) and active in the NPI registry since January 2007. He is enrolled in Medicare PECOS, is affiliated with New Orleans East Hospital, and is a graduate of Tufts University School Of Medicine (2003).
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
Dr. Thomas W. Ellis 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
13Medicare enrollment records show Thomas Ellis reassigns Medicare billing to 13 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Baton Rouge, LA 70808
- Reassigned Medicare billing, Louisiana enrollment
- 147 clinicians in this Medicare group
Baton Rouge, LA 70809
- Reassigned Medicare billing, Louisiana enrollment
- 4,559 clinicians in this Medicare group
La Place, LA 70068
- Reassigned Medicare billing, Louisiana enrollment
- 120 clinicians in this Medicare group
Morgan City, LA 70380
- Reassigned Medicare billing, Louisiana enrollment
- 95 clinicians in this Medicare group
New Iberia, LA 70560
- Reassigned Medicare billing, Louisiana enrollment
- 89 clinicians in this Medicare group
Luling, LA 70070
- Reassigned Medicare billing, Louisiana enrollment
- 114 clinicians in this Medicare group
Kenner, LA 70065
- Reassigned Medicare billing, Louisiana enrollment
- 181 clinicians in this Medicare group
Covington, LA 70433
- Reassigned Medicare billing, Louisiana enrollment
- 197 clinicians in this Medicare group
New Orleans, LA 70115
- Reassigned Medicare billing, Louisiana enrollment
- 240 clinicians in this Medicare group
New Orleans, LA 70115
- Reassigned Medicare billing, Louisiana enrollment
- 112 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
New Orleans East Hospital
Acute Care Hospitals · New Orleans, LAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 70808 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.
BATON ROUGE, LA 70808
BATON ROUGE, LA 70808
BATON ROUGE, LA 70808
BATON ROUGE, LA 70808
BATON ROUGE, LA 70808
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 Thomas Ellis's NPI number?
The NPI number for Thomas Ellis is 1689731242. It was assigned to this individual provider in the NPPES registry on January 3, 2007.
Where is Thomas Ellis located?
Thomas Ellis practices at 7777 Hennessy Blvd, Baton Rouge, LA 70808. The listed phone number is (225) 765-7163.
What is Thomas Ellis's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Thomas Ellis enrolled in Medicare?
Yes. Thomas Ellis 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 Thomas Ellis's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Thomas Ellis reassigns Medicare benefits to 13 organizations: Professional Emergency Physician Associates, LLC (Baton Rouge, LA), Ochsner Clinic LLC (Baton Rouge, LA), St. John Emergency Group LLC (La Place, LA), St Mary Emergency Group LLC (Morgan City, LA), Main Street Emergency Group LLC (New Iberia, LA) and 8 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 Thomas Ellis's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Thomas Ellis accept?
Health plans from Blue Cross and Blue Shield of Texas and CHRISTUS Health Plan list Thomas Ellis 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 Thomas Ellis affiliated with any hospitals?
According to CMS data, Thomas Ellis is affiliated with New Orleans East Hospital.
When was this NPI record last updated?
The NPPES record for Thomas Ellis was last updated on January 15, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.
# Dr. Thomas W. Ellis, M.D. · NPI 1689731242
Emergency Medicine physician in Baton Rouge, Louisiana. Individual provider, active in the CMS NPPES registry since January 3, 2007.
## Identity
- **NPI:** 1689731242 (Entity type: Individual)
- **Enumerated:** January 3, 2007
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** MD.206063 (Louisiana)
- **Sole proprietor:** No
## Practice location
- **Address:** 7777 HENNESSY BLVD, Baton Rouge, LA 70808-4300
- **Phone:** (225) 765-7163
## 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:** 13 organizations under Medicare reassignment (form CMS-855R): Professional Emergency Physician Associates, LLC (NPI 1992758247, Baton Rouge, LA); Ochsner Clinic LLC (NPI 1558560581, Baton Rouge, LA); St. John Emergency Group LLC (NPI 1265401509, La Place, LA); St Mary Emergency Group LLC (NPI 1235108499, Morgan City, LA); Main Street Emergency Group LLC (NPI 1750796041, New Iberia, LA); and 8 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Tufts University School Of Medicine, class of 2003
## Record status
- **NPPES last updated:** January 15, 2014
- **Other identifiers:** Other P01238249 (LA); Medicare PIN 295840YH83 (LA); Medicaid 2322001 (LA)
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Source: [NPI Profile](https://npiprofile.com/npi/1689731242) · Data from the CMS NPPES public registry.