GREGORY COLLINS M.D.
NPI 1609833748
Emergency Medicine in New Iberia, LA
About Gregory Collins M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
GREGORY COLLINS M.D. (NPI 1609833748) is an individual emergency medicine provider in New Iberia, Louisiana, licensed in Louisiana (017547) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS, is affiliated with Riverside Medical Center, and is a graduate of Washington University School Of Medicine (1983).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
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
Gregory Collins 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
4Medicare enrollment records show Gregory Collins reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Lafayette, LA 70508
- Reassigned Medicare billing, Louisiana enrollment
- 114 clinicians in this Medicare group
La Place, LA 70068
- Reassigned Medicare billing, Louisiana enrollment
- 120 clinicians in this Medicare group
Metairie, LA 70001
- Reassigned Medicare billing, Louisiana enrollment
- 114 clinicians in this Medicare group
Metairie, LA 70001
- Reassigned Medicare billing, Louisiana enrollment
- 176 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 3
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.
Riverside Medical Center
Critical Access Hospitals · Franklinton, LAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 70563 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.
NEW IBERIA, LA 70563
NEW IBERIA, LA 70563
NEW IBERIA, LA 70563
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 Gregory Collins's NPI number?
The NPI number for Gregory Collins is 1609833748. It was assigned to this individual provider in the NPPES registry on May 1, 2006.
Where is Gregory Collins located?
Gregory Collins practices at 600 N Lewis St, New Iberia, LA 70563. The listed phone number is (800) 893-9698.
What is Gregory Collins's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Gregory Collins enrolled in Medicare?
Yes. Gregory Collins 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 Gregory Collins's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Gregory Collins reassigns Medicare benefits to 4 organizations: Riverside Emergency Physician Partners LLC (Lafayette, LA), St. John Emergency Group LLC (La Place, LA), Independence Emergency Group LLC (Metairie, LA) and C & M Medical Services, Inc. (Metairie, 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 Gregory Collins's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Gregory Collins affiliated with any hospitals?
According to CMS data, Gregory Collins is affiliated with Riverside Medical Center.
When was this NPI record last updated?
The NPPES record for Gregory Collins was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 months 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.
# Gregory Collins, M.D. · NPI 1609833748
Emergency Medicine physician in New Iberia, Louisiana. Individual provider, active in the CMS NPPES registry since May 1, 2006.
## Identity
- **NPI:** 1609833748 (Entity type: Individual)
- **Enumerated:** May 1, 2006
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 017547 (Louisiana)
- **Sole proprietor:** No
## Practice location
- **Address:** 600 N LEWIS ST, New Iberia, LA 70563-2043
- **Phone:** (800) 893-9698
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): Riverside Emergency Physician Partners LLC (NPI 1083107080, Lafayette, LA); St. John Emergency Group LLC (NPI 1265401509, La Place, LA); Independence Emergency Group LLC (NPI 1528384773, Metairie, LA); C & M Medical Services, Inc. (NPI 1710903059, Metairie, LA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Washington University School Of Medicine, class of 1983
## Record status
- **NPPES last updated:** July 13, 2026
- **Other identifiers:** Medicaid 1354376 (LA)
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Source: [NPI Profile](https://npiprofile.com/npi/1609833748) · Data from the CMS NPPES public registry.