DR. SEAN EDWARD SHANNON M.D.
NPI 1619995487
Internal Medicine - Rheumatology in Baton Rouge, LA
About Dr. Sean Edward Shannon M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. SEAN EDWARD SHANNON M.D. (NPI 1619995487) is an individual rheumatology provider in Baton Rouge, Louisiana, licensed in Louisiana (MD.200425) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS, is affiliated with Lane Regional Medical Center, and is a graduate of Louisiana State University School Of Medicine In New Orleans (1999).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 1
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. Sean Edward Shannon 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 Sean Shannon reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Bogalusa, LA 70427
- Reassigned Medicare billing, Louisiana enrollment
- 4,559 clinicians in this Medicare group
Baton Rouge, LA 70806
- Reassigned Medicare billing, Louisiana enrollment
- 120 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 4
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 4
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Lane Regional Medical Center
Acute Care Hospitals · Zachary, LABaton Rouge General Medical Center
Acute Care Hospitals · Baton Rouge, LAWomans Hospital
Acute Care Hospitals · Baton Rouge, LAOchsner Medical Center - Baton Rouge
Acute Care Hospitals · Baton Rouge, 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 Sean Shannon's NPI number?
The NPI number for Sean Shannon is 1619995487. It was assigned to this individual provider in the NPPES registry on July 18, 2006.
Where is Sean Shannon located?
Sean Shannon practices at 7777 Hennessy Blvd Suite 501A, Baton Rouge, LA 70808. The listed phone number is (225) 765-6505.
What is Sean Shannon's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Rheumatology, with taxonomy code 207RR0500X.
Is Sean Shannon enrolled in Medicare?
Yes. Sean Shannon 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 Sean Shannon's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Sean Shannon reassigns Medicare benefits to 2 organizations: Ochsner Clinic LLC (Bogalusa, LA) and Baton Rouge General Medical Center (Baton Rouge, 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 Sean Shannon's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Sean Shannon accept?
Health plans from Ambetter Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Superior HealthPlan and Blue Cross and Blue Shield of Louisiana and 1 other insurer list Sean Shannon 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 Sean Shannon affiliated with any hospitals?
According to CMS data, Sean Shannon is affiliated with Lane Regional Medical Center, Baton Rouge General Medical Center, Womans Hospital and Ochsner Medical Center - Baton Rouge.
When was this NPI record last updated?
The NPPES record for Sean Shannon was last updated on April 9, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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. Sean Edward Shannon, M.D. · NPI 1619995487
Rheumatology physician in Baton Rouge, Louisiana. Individual provider, active in the CMS NPPES registry since July 18, 2006.
## Identity
- **NPI:** 1619995487 (Entity type: Individual)
- **Enumerated:** July 18, 2006
- **Primary specialty:** Internal Medicine - Rheumatology · taxonomy 207RR0500X
- **State license:** MD.200425 (Louisiana)
- **Sole proprietor:** No
## Practice location
- **Address:** 7777 HENNESSY BLVD, SUITE 501A, Baton Rouge, LA 70808-4300
- **Phone:** (225) 765-6505 · **Fax:** (225) 765-1223
## 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): Ochsner Clinic LLC (NPI 1366797110, Bogalusa, LA); Baton Rouge General Medical Center (NPI 1215199724, Baton Rouge, LA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Louisiana State University School Of Medicine In New Orleans, class of 1999
## Record status
- **NPPES last updated:** April 9, 2021
- **Other identifiers:** Medicaid 1628891 (LA)
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Source: [NPI Profile](https://npiprofile.com/npi/1619995487) · Data from the CMS NPPES public registry.