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MRS. ALEXANDRIA BROWN APRN
NPI 1124780929
Nurse Practitioner - Psychiatric/Mental Health in Marion, IL

Active since October 08, 2021PECOS Enrolled
3963 ROUTE 37, MARION, IL 62959(618) 422-4989 Get Directions Write a Review

NPPES record last updated: July 26, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Jul 26, 2026, Jun 29, 2025, Mar 3, 2025 and 4 more (7 updates tracked since 2021).

About Mrs. Alexandria Brown Aprn NPPES

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

MRS. ALEXANDRIA BROWN APRN (NPI 1124780929) is an individual psychiatric/mental health provider in Marion, Illinois, licensed in Illinois (277.003371) and active in the NPI registry since October 2021. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1124780929
Entity TypeIndividualFemale
Primary Taxonomy363LP0808X
Provider Legal NameMRS. ALEXANDRIA BROWNCredential: APRN
Location Address3963 ROUTE 37Marion, IL 62959-6546
Mailing Address3963 Route 37Marion, IL 62959-6546 · (618) 422-4989 · Fax (943) 770-8563
Phone(618) 422-4989
Sole ProprietorYes
Enumeration DateOctober 8, 2021
Last NPPES UpdateJuly 26, 20267 updates tracked since enumeration
NPPES CertifiedJuly 26, 2026
✔ NPI 1124780929 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · Psychiatric/Mental HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0808X
License✔ Licensed in IL · 277.003371
Also ListedNurse Practitioner · FamilyTaxonomy 363LF0000X · License 277.003371 (IL)
3963 ROUTE 37, Marion, IL 62959
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter Health, Oscar Health.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mrs. Alexandria Brown Aprn 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 Alexandria Brown reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Grow Healthcare Group PA
966 mi
Mental Health
66 W FLAGLER ST STE 900
Miami, FL 33130
  • Reassigned Medicare billing, Illinois enrollment
  • 581 clinicians in this Medicare group
NPI 1245845932 (786) 244-7711

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 62959 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
$85.71 typical visit price
range $54.80 – $168.44
Typical copayment $21.42 (range $13.70 – $42.11)
Most-billed visit code 99203
Established Patient
$97.25 typical visit price
range $17.16 – $136.56
Typical copayment $24.31 (range $4.29 – $34.14)
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

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

TMB HEALTH PLLC
Nurse Practitioner (Psychiatric/Mental Health)
3963 ROUTE 37
MARION, IL 62959
Williamson County (618) 422-4989

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 Alexandria Brown's NPI number?

The NPI number for Alexandria Brown is 1124780929. It was assigned to this individual provider in the NPPES registry on October 8, 2021.

Where is Alexandria Brown located?

Alexandria Brown practices at 3963 Route 37, Marion, IL 62959. The listed phone number is (618) 422-4989.

What is Alexandria Brown's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.

Is Alexandria Brown enrolled in Medicare?

Yes. Alexandria Brown is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Alexandria Brown's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Alexandria Brown reassigns Medicare benefits to Grow Healthcare Group PA (Miami, FL). 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 Alexandria Brown's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Alexandria Brown accept?

Health plans from Ambetter Health and Oscar Health list Alexandria Brown 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 Alexandria Brown was last updated on July 26, 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.