BRIAN SULLIVAN MD
NPI 1285676106
Family Medicine in Abbeville, LA
About Brian Sullivan Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
BRIAN SULLIVAN MD (NPI 1285676106) is an individual family medicine provider in Abbeville, Louisiana, licensed in Louisiana (025122) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS, is affiliated with Allen Parish Hospital, and is a graduate of Louisiana State University School Of Medicine In New Orleans (1999).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 5
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
Brian Sullivan Md 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
11Medicare enrollment records show Brian Sullivan reassigns Medicare billing to 11 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Crowley, LA 70526
- Reassigned Medicare billing, Louisiana enrollment
- 68 clinicians in this Medicare group
Jennings, LA 70546
- Reassigned Medicare billing, Louisiana enrollment
- 76 clinicians in this Medicare group
Mamou, LA 70554
- Reassigned Medicare billing, Louisiana enrollment
- 42 clinicians in this Medicare group
Mamou, LA 70554
- Reassigned Medicare billing, Louisiana enrollment
- 27 clinicians in this Medicare group
Gonzales, LA 70737
- Reassigned Medicare billing, Louisiana enrollment
- 59 clinicians in this Medicare group
Sulphur, LA 70663
- Reassigned Medicare billing, Louisiana enrollment
- 96 clinicians in this Medicare group
Dequincy, LA 70633
- Reassigned Medicare billing, Louisiana enrollment
- 13 clinicians in this Medicare group
Greensburg, LA 70441
- Reassigned Medicare billing, Louisiana enrollment
- Also billed through NPI 1588614036 (Louisiana)
- 39 clinicians in this Medicare group
Covington, LA 70433
- Reassigned Medicare billing, Louisiana enrollment
- 133 clinicians in this Medicare group
Many, LA 71449
- Reassigned Medicare billing, Louisiana enrollment
- 126 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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Allen Parish Hospital
Acute Care Hospitals · Kinder, LADequincy Memorial Hospital
Critical Access Hospitals · Dequincy, LAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 70510 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 3
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Brian Sullivan's NPI number?
The NPI number for Brian Sullivan is 1285676106. It was assigned to this individual provider in the NPPES registry on June 12, 2006.
Where is Brian Sullivan located?
Brian Sullivan practices at 2419 Alonzo St, Abbeville, LA 70510. The listed phone number is (337) 892-0630.
What is Brian Sullivan's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Brian Sullivan enrolled in Medicare?
Yes. Brian Sullivan 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 Brian Sullivan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Brian Sullivan reassigns Medicare benefits to 11 organizations: Crowley Emergency Group LLC (Crowley, LA), Jefferson Davis Emergency Group LLC (Jennings, LA), Evangeline Clinical Services, Inc. (Mamou, LA), Savoy Medical Management Group, Inc. (Mamou, LA), Ascension Emergency Physicians LLC (Gonzales, LA) and 6 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 Brian Sullivan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Brian Sullivan affiliated with any hospitals?
According to CMS data, Brian Sullivan is affiliated with Allen Parish Hospital and Dequincy Memorial Hospital.
When was this NPI record last updated?
The NPPES record for Brian Sullivan was last updated on March 19, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.
# Brian Sullivan, MD · NPI 1285676106
Family Medicine physician in Abbeville, Louisiana. Individual provider, active in the CMS NPPES registry since June 12, 2006.
## Identity
- **NPI:** 1285676106 (Entity type: Individual)
- **Enumerated:** June 12, 2006
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** 025122 (Louisiana)
- **Sole proprietor:** No
## Practice location
- **Address:** 2419 ALONZO ST, Abbeville, LA 70510-4008
- **Phone:** (337) 892-0630 · **Fax:** (337) 893-0403
## 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:** 11 organizations under Medicare reassignment (form CMS-855R): Crowley Emergency Group LLC (NPI 1508275538, Crowley, LA); Jefferson Davis Emergency Group LLC (NPI 1043289572, Jennings, LA); Evangeline Clinical Services, Inc. (NPI 1235510280, Mamou, LA); Savoy Medical Management Group, Inc. (NPI 1851662340, Mamou, LA); Ascension Emergency Physicians LLC (NPI 1699118505, Gonzales, LA); and 6 more · 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:** March 19, 2008
- **Other identifiers:** Medicare UPIN H40172 (LA); Medicaid 1422177 (LA); Medicare ID-Type Unspecified 4A958 (LA); and 2 more
---
Source: [NPI Profile](https://npiprofile.com/npi/1285676106) · Data from the CMS NPPES public registry.