MRS. JOANNE K BROWN APN, ACNP-BC
NPI 1750545505
Nurse Practitioner - Acute Care in Oak Lawn, IL
About Mrs. Joanne K Brown Apn, Acnp-bc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MRS. JOANNE K BROWN APN, ACNP-BC (NPI 1750545505) is an individual acute care provider in Oak Lawn, Illinois, licensed in Illinois (209006593) and active in the NPI registry since July 2008. She is enrolled in Medicare PECOS, is affiliated with Advocate Christ Hospital & Medical Center, and is a graduate of Other (2007).
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
Mrs. Joanne K Brown Apn, Acnp-bc 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 Reassignment
Medicare enrollment records show Joanne Brown reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Oak Lawn, IL 60453
- Reassigned Medicare billing, Illinois enrollment
- Medicare enrollment name: Advocate Health And Hospitals Corporation
- Also billed through NPI 1629441027 (Illinois)
- 4,870 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 2
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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Advocate Christ Hospital & Medical Center
Acute Care Hospitals · Oak Lawn, ILPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 60453 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.
OAK LAWN, IL 60453
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 Joanne Brown's NPI number?
The NPI number for Joanne Brown is 1750545505. It was assigned to this individual provider in the NPPES registry on July 10, 2008.
Where is Joanne Brown located?
Joanne Brown practices at 4440 W 95th St Suite 183 S, Oak Lawn, IL 60453. The listed phone number is (708) 684-3643.
What is Joanne Brown's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Acute Care, with taxonomy code 363LA2100X.
Is Joanne Brown enrolled in Medicare?
Yes. Joanne Brown 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 organization bills Medicare for Joanne Brown's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Joanne Brown reassigns Medicare benefits to Advocate Health & Hospitals Corporation (Oak Lawn, IL). 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 Joanne Brown's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Joanne Brown accept?
Health plans from Ambetter Health, Ambetter Health of Delaware and Oscar Health list Joanne 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.
Is Joanne Brown affiliated with any hospitals?
According to CMS data, Joanne Brown is affiliated with Advocate Christ Hospital & Medical Center.
When was this NPI record last updated?
The NPPES record for Joanne Brown was last updated on November 4, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 23 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.
# Mrs. Joanne K Brown, APN, ACNP-BC · NPI 1750545505
Acute Care physician in Oak Lawn, Illinois. Individual provider, active in the CMS NPPES registry since July 10, 2008.
## Identity
- **NPI:** 1750545505 (Entity type: Individual)
- **Enumerated:** July 10, 2008
- **Primary specialty:** Nurse Practitioner - Acute Care · taxonomy 363LA2100X
- **State license:** 209006593 (Illinois)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 4440 W 95TH ST, SUITE 183 S, Oak Lawn, IL 60453-2600
- **Phone:** (708) 684-3643 · **Fax:** (708) 684-4780
## 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:** Advocate Health & Hospitals Corporation (NPI 1912936014, Oak Lawn, IL), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2007
## Record status
- **NPPES last updated:** November 4, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1750545505) · Data from the CMS NPPES public registry.