MRS. MARI MELISSA MCNABB APRN-BC FNP
NPI 1891712501
Nurse Practitioner - Family in Monroe, LA
About Mrs. Mari Melissa Mcnabb Aprn-bc Fnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MRS. MARI MELISSA MCNABB APRN-BC FNP (NPI 1891712501) is an individual family provider in Monroe, Louisiana, licensed in Louisiana (AP04116) and active in the NPI registry since July 2006. She is enrolled in Medicare PECOS, is affiliated with Morehouse General Hospital, and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 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
Mrs. Mari Melissa Mcnabb Aprn-bc 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
2Medicare enrollment records show Mari Mcnabb reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Monroe, LA 71201
- Reassigned Medicare billing, Louisiana enrollment
- 156 clinicians in this Medicare group
West Monroe, LA 71291
- Reassigned Medicare billing, Louisiana enrollment
- 67 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Morehouse General Hospital
Acute Care Hospitals · Bastrop, LAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 71201 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 4
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 Mari Mcnabb's NPI number?
The NPI number for Mari Mcnabb is 1891712501. It was assigned to this individual provider in the NPPES registry on July 17, 2006.
Where is Mari Mcnabb located?
Mari Mcnabb practices at 312 Grammont St Ste 404, Monroe, LA 71201. The listed phone number is (318) 966-2001.
What is Mari Mcnabb's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Mari Mcnabb enrolled in Medicare?
Yes. Mari Mcnabb 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 Mari Mcnabb's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mari Mcnabb reassigns Medicare benefits to 2 organizations: Affinity Health Group, LLC (Monroe, LA) and Morehouse Community Medical Centers, Inc (West Monroe, 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 Mari Mcnabb's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mari Mcnabb accept?
Health plans from HMO Louisiana list Mari Mcnabb 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 Mari Mcnabb affiliated with any hospitals?
According to CMS data, Mari Mcnabb is affiliated with Morehouse General Hospital.
When was this NPI record last updated?
The NPPES record for Mari Mcnabb was last updated on January 6, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Mrs. Mari Melissa Mcnabb, APRN-BC FNP · NPI 1891712501
Family physician in Monroe, Louisiana. Individual provider, active in the CMS NPPES registry since July 17, 2006.
## Identity
- **NPI:** 1891712501 (Entity type: Individual)
- **Enumerated:** July 17, 2006
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** AP04116 (Louisiana)
- **Sole proprietor:** No
## Practice location
- **Address:** 312 GRAMMONT ST STE 404, Monroe, LA 71201-7403
- **Phone:** (318) 966-2001 · **Fax:** (318) 966-2007
## 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): Affinity Health Group, LLC (NPI 1992103782, Monroe, LA); Morehouse Community Medical Centers, Inc (NPI 1134509649, West Monroe, LA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2002
## Record status
- **NPPES last updated:** January 6, 2022
- **Other identifiers:** Medicaid 1141836 (LA)
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Source: [NPI Profile](https://npiprofile.com/npi/1891712501) · Data from the CMS NPPES public registry.