MR. MARK COLLIER FNP
NPI 1861499972
Nurse Practitioner - Family in Belle Chasse, LA
About Mr. Mark Collier Fnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MR. MARK COLLIER FNP (NPI 1861499972) is an individual family provider in Belle Chasse, Louisiana and active in the NPI registry since July 2005. He is enrolled in Medicare PECOS and is a graduate of Other (1999).
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Other Identifiers 3
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
Mr. Mark Collier Fnp 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 Mark Collier reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Marrero, LA 70072
- Reassigned Medicare billing, Louisiana enrollment
- 291 clinicians in this Medicare group
Chalmette, LA 70043
- Reassigned Medicare billing, Louisiana enrollment
- 82 clinicians in this Medicare group
New Orleans, LA 70118
- Reassigned Medicare billing, Louisiana enrollment
- 3 clinicians in this Medicare group
New Orleans, LA 70124
- Reassigned Medicare billing, Louisiana enrollment
- 88 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 70037 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 9
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
BELLE CHASSE, LA 70037
BELLE CHASSE, LA 70037
BELLE CHASSE, LA 70037
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 Mark Collier's NPI number?
The NPI number for Mark Collier is 1861499972. It was assigned to this individual provider in the NPPES registry on July 5, 2005. The provider is also known as Mr. Mark Collier N.P..
Where is Mark Collier located?
Mark Collier practices at 8200 Highway 23, Belle Chasse, LA 70037. The listed phone number is (504) 398-1100.
What is Mark Collier's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Mark Collier enrolled in Medicare?
Yes. Mark Collier 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 Mark Collier's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mark Collier reassigns Medicare benefits to 4 organizations: New Orleans Physician Services Inc (Marrero, LA), St. Bernard Emergency Group, LLC (Chalmette, LA), Hector M. Cabrera, MD, A Professional Medical Corporation (New Orleans, LA) and Lcmc Urgent Care LLC (New Orleans, 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 Mark Collier's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Mark Collier was last updated on October 21, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.
# Mr. Mark Collier, FNP · NPI 1861499972
Family physician in Belle Chasse, Louisiana. Individual provider, active in the CMS NPPES registry since July 5, 2005.
## Identity
- **NPI:** 1861499972 (Entity type: Individual)
- **Enumerated:** July 5, 2005
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **Sole proprietor:** Yes
## Practice location
- **Address:** 8200 HIGHWAY 23, Belle Chasse, LA 70037-2607
- **Phone:** (504) 398-1100 · **Fax:** (504) 398-1030
## 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): New Orleans Physician Services Inc (NPI 1396169678, Marrero, LA); St. Bernard Emergency Group, LLC (NPI 1306386685, Chalmette, LA); Hector M. Cabrera, MD, A Professional Medical Corporation (NPI 1205123940, New Orleans, LA); Lcmc Urgent Care LLC (NPI 1184162877, New Orleans, LA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1999
## Record status
- **NPPES last updated:** October 21, 2007
- **Other identifiers:** Medicaid 1575607 (LA); Medicare UPIN P13502 (LA); Medicare ID-Type Unspecified 4B547 (LA)
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Source: [NPI Profile](https://npiprofile.com/npi/1861499972) · Data from the CMS NPPES public registry.