PATRICK CHARBONNEAU MD
NPI 1720020373
Emergency Medicine in Hattiesburg, MS
About Patrick Charbonneau Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
PATRICK CHARBONNEAU MD (NPI 1720020373) is an individual emergency medicine provider in Hattiesburg, Mississippi, licensed in Texas (M8587) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS, is affiliated with Oakbend Medical Center, and is a graduate of University Of Mississippi School Of Medicine (1999).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 9
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
Patrick Charbonneau 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
5Medicare enrollment records show Patrick Charbonneau reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Pasadena, TX 77505
- Reassigned Medicare billing, Texas enrollment
- 644 clinicians in this Medicare group
Austin, TX 78705
- Reassigned Medicare billing, Texas enrollment
- 1,511 clinicians in this Medicare group
Cedar Park, TX 78613
- Reassigned Medicare billing, Texas enrollment
- 828 clinicians in this Medicare group
San Antonio, TX 78229
- Reassigned Medicare billing, Texas enrollment
- 1,452 clinicians in this Medicare group
Lubbock, TX 79401
- Reassigned Medicare billing, Texas enrollment
- 1,439 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 5
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.
Oakbend Medical Center
Acute Care Hospitals · Richmond, TXHouston Methodist West Hospital
Acute Care Hospitals · Houston, TXPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 39401 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 17
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 Patrick Charbonneau's NPI number?
The NPI number for Patrick Charbonneau is 1720020373. It was assigned to this individual provider in the NPPES registry on June 11, 2006.
Where is Patrick Charbonneau located?
Patrick Charbonneau practices at 6051 Highway 49, Hattiesburg, MS 39401. The listed phone number is (601) 288-7000.
What is Patrick Charbonneau's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Patrick Charbonneau enrolled in Medicare?
Yes. Patrick Charbonneau 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 Patrick Charbonneau's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Patrick Charbonneau reassigns Medicare benefits to 5 organizations: Integrative Emergency Services Physician Group-Houston PLLC (Pasadena, TX), Travis County Emergency Physicians PA (Austin, TX), Usacs Integrated Acute Care Services Of Texas, PLLC (Cedar Park, TX), Emergency Medicine Services Of Tx, PLLC (San Antonio, TX) and Concord Medical Group Of Texas PLLC (Lubbock, TX). 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 Patrick Charbonneau's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Patrick Charbonneau accept?
Health plans from Blue Cross and Blue Shield of Texas, CHRISTUS Health Plan, Oscar Insurance Company, Sendero Health Plans, Local Nonprofit and UnitedHealthcare list Patrick Charbonneau 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 Patrick Charbonneau affiliated with any hospitals?
According to CMS data, Patrick Charbonneau is affiliated with Oakbend Medical Center and Houston Methodist West Hospital.
When was this NPI record last updated?
The NPPES record for Patrick Charbonneau was last updated on November 11, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.
# Patrick Charbonneau, MD · NPI 1720020373
Emergency Medicine physician in Hattiesburg, Mississippi. Individual provider, active in the CMS NPPES registry since June 11, 2006.
## Identity
- **NPI:** 1720020373 (Entity type: Individual)
- **Enumerated:** June 11, 2006
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** M8587 (Texas)
- **Sole proprietor:** No
## Practice location
- **Address:** 6051 HIGHWAY 49, Hattiesburg, MS 39401-7200
- **Phone:** (601) 288-7000
## 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:** 5 organizations under Medicare reassignment (form CMS-855R): Integrative Emergency Services Physician Group-Houston PLLC (NPI 1801458708, Pasadena, TX); Travis County Emergency Physicians PA (NPI 1962440933, Austin, TX); Usacs Integrated Acute Care Services Of Texas, PLLC (NPI 1801300322, Cedar Park, TX); Emergency Medicine Services Of Tx, PLLC (NPI 1245938729, San Antonio, TX); Concord Medical Group Of Texas PLLC (NPI 1750790762, Lubbock, TX) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Mississippi School Of Medicine, class of 1999
## Record status
- **NPPES last updated:** November 11, 2010
- **Other identifiers:** Medicare PIN 1720020373 (TX); Other 1720020373 (TX); Medicaid 193109901 (TX); and 6 more
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Source: [NPI Profile](https://npiprofile.com/npi/1720020373) · Data from the CMS NPPES public registry.