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MS. MARIANA CHRISTINA GROSS WHNP
NPI 1174297014
Nurse Practitioner - Women's Health in Monroe, LA

Active since August 04, 2021PECOS Enrolled
711 SAINT JOHN ST, MONROE, LA 71201(318) 322-2140(318) 807-0809 Get Directions Write a Review

NPPES record last updated: April 26, 2022. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Apr 26, 2022, Dec 23, 2021, Aug 4, 2021 (3 updates tracked since 2021).

About Ms. Mariana Christina Gross Whnp NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MS. MARIANA CHRISTINA GROSS WHNP (NPI 1174297014) is an individual women's health provider in Monroe, Louisiana, licensed in Louisiana (221503) and active in the NPI registry since August 2021. She is enrolled in Medicare PECOS and maintains a secondary practice location in West Monroe.

NPPES Registry Identity

NPI1174297014
Entity TypeIndividualFemale
Primary Taxonomy363LW0102X
Provider Legal NameMS. MARIANA CHRISTINA GROSSCredential: WHNP
Location Address711 SAINT JOHN STMonroe, LA 71201-8435
Mailing Address5959 S Sherwood Forest BlvdBaton Rouge, LA 70816-6038 · (318) 322-2140 · Fax (318) 807-0809
Phone(318) 322-2140
Fax(318) 807-0809
Sole ProprietorNo
Enumeration DateAugust 4, 2021
Last NPPES UpdateApril 26, 20223 updates tracked since enumeration
NPPES CertifiedApril 26, 2022
✔ NPI 1174297014 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · Women's HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LW0102X
License✔ Licensed in LA · 221503
711 SAINT JOHN ST, Monroe, LA 71201
Open in Google Maps ↗

Secondary Practice Location 1

Location 1101 Davis LnWest Monroe, LA 71291-1222 · Phone (318) 372-8462

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include HMO Louisiana, UnitedHealthcare.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Ms. Mariana Christina Gross Whnp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Mariana Gross reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

St Francis Medical Group LLC
0.8 mi
Internal Medicine
312 GRAMMONT ST STE 411
Monroe, LA 71201
  • Reassigned Medicare billing, Louisiana enrollment
  • 222 clinicians in this Medicare group
NPI 1134405087 (318) 966-6480

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician 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.

New Patient
$83.60 typical visit price
range $53.43 – $164.73
Typical copayment $20.90 (range $13.35 – $41.18)
Most-billed visit code 99203
Established Patient
$95.09 typical visit price
range $16.64 – $133.62
Typical copayment $23.77 (range $4.16 – $33.40)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

MRS. MANDY LYNNE BARKER NURSE PRACTITIONER
Nurse Practitioner (Obstetrics & Gynecology)
711 SAINT JOHN ST
MONROE, LA 71201
Ouachita Parish (318) 966-8666
DANA MICHELLE PUTMAN NP
Nurse Practitioner (Women's Health)
711 SAINT JOHN ST
MONROE, LA 71201
Ouachita Parish (318) 966-8666
VIRGINIA HOUSTON GANDY APRN, WHNP-BC
Nurse Practitioner (Women's Health)
711 SAINT JOHN ST
MONROE, LA 71201
Ouachita Parish (318) 322-2140
MORGAN L BATTEN NP
Nurse Practitioner (Family)
711 SAINT JOHN ST
MONROE, LA 71201
Ouachita Parish (318) 966-8666

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 Mariana Gross's NPI number?

The NPI number for Mariana Gross is 1174297014. It was assigned to this individual provider in the NPPES registry on August 4, 2021.

Where is Mariana Gross located?

Mariana Gross practices at 711 Saint John St, Monroe, LA 71201. The listed phone number is (318) 322-2140.

What is Mariana Gross's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Women's Health, with taxonomy code 363LW0102X.

Is Mariana Gross enrolled in Medicare?

Yes. Mariana Gross is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Mariana Gross's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mariana Gross reassigns Medicare benefits to St Francis Medical Group LLC (Monroe, LA). The 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 Mariana Gross's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Mariana Gross accept?

Health plans from HMO Louisiana and UnitedHealthcare list Mariana Gross 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.

When was this NPI record last updated?

The NPPES record for Mariana Gross was last updated on April 26, 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.