MR. AARON JOSEPH BROWN ACNP
NPI 1831656362
Nurse Practitioner in Burlington, WI
About Mr. Aaron Joseph Brown Acnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MR. AARON JOSEPH BROWN ACNP (NPI 1831656362) is an individual nurse practitioner in Burlington, Wisconsin, licensed in Wisconsin (18017) and active in the NPI registry since February 2019. He is enrolled in Medicare PECOS, is affiliated with Barnes Jewish Hospital, and maintains a secondary practice location in Saint Louis.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
Other Identifiers 2
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
Mr. Aaron Joseph Brown Acnp 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
5Medicare enrollment records show Aaron Brown reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
West Allis, WI 53227
- Reassigned Medicare billing, Wisconsin enrollment
- 4,609 clinicians in this Medicare group
South Milwaukee, WI 53172
- Reassigned Medicare billing, Wisconsin enrollment
- 960 clinicians in this Medicare group
Milwaukee, WI 53209
- Reassigned Medicare billing, Wisconsin enrollment
- 1,615 clinicians in this Medicare group
Saint Louis, MO 63110
- Reassigned Medicare billing, Missouri enrollment
- 405 clinicians in this Medicare group
Fenton, MO 63026
- Reassigned Medicare billing, Missouri enrollment
- 255 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 3
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 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Barnes Jewish Hospital
Acute Care Hospitals · Saint Louis, MOProgress West Hospital
Acute Care Hospitals · O Fallon, MOAurora Memorial Hospital Burlington
Acute Care Hospitals · Burlington, WIAurora St Lukes Medical Center
Acute Care Hospitals · Milwaukee, WIAurora Medical Center
Acute Care Hospitals · Grafton, WIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 53105 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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.
BURLINGTON, WI 53105
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 Aaron Brown's NPI number?
The NPI number for Aaron Brown is 1831656362. It was assigned to this individual provider in the NPPES registry on February 20, 2019.
Where is Aaron Brown located?
Aaron Brown practices at 252 Mchenry St, Burlington, WI 53105. The listed phone number is (262) 767-6000.
What is Aaron Brown's specialty?
The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.
Is Aaron Brown enrolled in Medicare?
Yes. Aaron 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 organizations bill Medicare for Aaron Brown's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Aaron Brown reassigns Medicare benefits to 5 organizations: Aurora Medical Group, Inc. (West Allis, WI), Lakeshore Medical Clinic Ltd (South Milwaukee, WI), Aurora Advanced Healthcare, Inc. (Milwaukee, WI), Washington University (Saint Louis, MO) and Cogent Healthcare Of Missouri, Inc (Fenton, MO). 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 Aaron Brown's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Aaron Brown accept?
Health plans from CareSource (Common Ground Healthcare) and UnitedHealthcare list Aaron 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 Aaron Brown affiliated with any hospitals?
According to CMS data, Aaron Brown is affiliated with Barnes Jewish Hospital, Progress West Hospital, Aurora Memorial Hospital Burlington, Aurora St Lukes Medical Center and Aurora Medical Center.
When was this NPI record last updated?
The NPPES record for Aaron Brown was last updated on June 24, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Mr. Aaron Joseph Brown, ACNP · NPI 1831656362
Nurse Practitioner physician in Burlington, Wisconsin. Individual provider, active in the CMS NPPES registry since February 20, 2019.
## Identity
- **NPI:** 1831656362 (Entity type: Individual)
- **Enumerated:** February 20, 2019
- **Primary specialty:** Nurse Practitioner · taxonomy 363L00000X
- **State license:** 18017 (Wisconsin)
- **Sole proprietor:** No
## Practice location
- **Address:** 252 MCHENRY ST, Burlington, WI 53105-1828
- **Phone:** (262) 767-6000 · **Fax:** (262) 767-6545
## 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:** 5 organizations under Medicare reassignment (form CMS-855R): Aurora Medical Group, Inc. (NPI 1457592735, West Allis, WI); Lakeshore Medical Clinic Ltd (NPI 1174851893, South Milwaukee, WI); Aurora Advanced Healthcare, Inc. (NPI 1265629133, Milwaukee, WI); Washington University (NPI 1528005642, Saint Louis, MO); Cogent Healthcare Of Missouri, Inc (NPI 1780961599, Fenton, MO) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2018
## Record status
- **NPPES last updated:** June 24, 2026
- **Other identifiers:** Medicaid 100413156 (WI); Medicaid 420068593 (MO)
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Source: [NPI Profile](https://npiprofile.com/npi/1831656362) · Data from the CMS NPPES public registry.