OLIVIA G GENNARELLI FNP
NPI 1124709126
Nurse Practitioner in Gulfport, MS
About Olivia G Gennarelli Fnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
OLIVIA G GENNARELLI FNP (NPI 1124709126) is an individual nurse practitioner in Gulfport, Mississippi, licensed in Mississippi (911641) and active in the NPI registry since July 2023. She is enrolled in Medicare PECOS, is affiliated with Singing River Health System, and is a graduate of Other (2022).
NPPES Registry Identity
Specialties & Licenses
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
Olivia G Gennarelli 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 Olivia Gennarelli reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Gulfport, MS 39503
- Reassigned Medicare billing, Mississippi enrollment
- 298 clinicians in this Medicare group
Ocean Springs, MS 39564
- Reassigned Medicare billing, Mississippi enrollment
- 450 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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Singing River Health System
Acute Care Hospitals · Pascagoula, MSSinging River Gulfport
Acute Care Hospitals · Gulfport, MSPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 39503 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.
GULFPORT, MS 39503
GULFPORT, MS 39503
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 Olivia Gennarelli's NPI number?
The NPI number for Olivia Gennarelli is 1124709126. It was assigned to this individual provider in the NPPES registry on July 31, 2023.
Where is Olivia Gennarelli located?
Olivia Gennarelli practices at 15200 Community Rd, Gulfport, MS 39503. The listed phone number is (228) 575-8006.
What is Olivia Gennarelli's specialty?
The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.
Is Olivia Gennarelli enrolled in Medicare?
Yes. Olivia Gennarelli 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 Olivia Gennarelli's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Olivia Gennarelli reassigns Medicare benefits to 2 organizations: Singing River Gulfport (Gulfport, MS) and Singing River Health System (Ocean Springs, MS). 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 Olivia Gennarelli's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Olivia Gennarelli accept?
Health plans from Cigna Healthcare, Molina Healthcare and Oscar Health Plan, Inc. list Olivia Gennarelli 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 Olivia Gennarelli affiliated with any hospitals?
According to CMS data, Olivia Gennarelli is affiliated with Singing River Health System and Singing River Gulfport.
When was this NPI record last updated?
The NPPES record for Olivia Gennarelli was last updated on November 14, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Olivia G Gennarelli, FNP · NPI 1124709126
Nurse Practitioner physician in Gulfport, Mississippi. Individual provider, active in the CMS NPPES registry since July 31, 2023.
## Identity
- **NPI:** 1124709126 (Entity type: Individual)
- **Enumerated:** July 31, 2023
- **Primary specialty:** Nurse Practitioner · taxonomy 363L00000X
- **State license:** 911641 (Mississippi)
- **Sole proprietor:** No
## Practice location
- **Address:** 15200 COMMUNITY RD, Gulfport, MS 39503-3085
- **Phone:** (228) 575-8006 · **Fax:** (228) 575-8007
## 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): Singing River Gulfport (NPI 1063133833, Gulfport, MS); Singing River Health System (NPI 1053528109, Ocean Springs, MS) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2022
## Record status
- **NPPES last updated:** November 14, 2023
---
Source: [NPI Profile](https://npiprofile.com/npi/1124709126) · Data from the CMS NPPES public registry.