ALLISON KIMBALL BROWN
NPI 1275953523
Surgery in Grafton, WI
About Allison Kimball Brown NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ALLISON KIMBALL BROWN (NPI 1275953523) is an individual surgery provider in Grafton, Wisconsin, licensed in Wisconsin (84708) and active in the NPI registry since April 2014. She is enrolled in Medicare PECOS, is affiliated with Nyu Langone Hospitals, and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Locations 2
Other Identifiers 1
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
Allison Kimball Brown 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
3Medicare enrollment records show Allison Brown reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Milwaukee, WI 53209
- Reassigned Medicare billing, Wisconsin enrollment
- 1,615 clinicians in this Medicare group
Brooklyn, NY 11220
- Reassigned Medicare billing, New York enrollment
- 616 clinicians in this Medicare group
Boynton Beach, FL 33426
- Reassigned Medicare billing, New York enrollment
- 7,712 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 6
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 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Nyu Langone Hospitals
Acute Care Hospitals · New York, NYAurora 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 53024 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.
GRAFTON, WI 53024
GRAFTON, WI 53024
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 Allison Brown's NPI number?
The NPI number for Allison Brown is 1275953523. It was assigned to this individual provider in the NPPES registry on April 24, 2014.
Where is Allison Brown located?
Allison Brown practices at 975 Port Washington Rd, Grafton, WI 53024. The listed phone number is (262) 329-1000.
What is Allison Brown's specialty?
The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.
Is Allison Brown enrolled in Medicare?
Yes. Allison 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 Allison Brown's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Allison Brown reassigns Medicare benefits to 3 organizations: Aurora Advanced Healthcare, Inc. (Milwaukee, WI), Nyu Langone Hospitals (Brooklyn, NY) and New York University (Boynton Beach, FL). 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 Allison Brown's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Allison Brown accept?
Health plans from Anthem Blue Cross and Blue Shield, Aspirus Health Plan, CareSource (Common Ground Healthcare), Network Health and Quartz and 2 other insurers list Allison 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 Allison Brown affiliated with any hospitals?
According to CMS data, Allison Brown is affiliated with Nyu Langone Hospitals, Aurora St Lukes Medical Center and Aurora Medical Center.
When was this NPI record last updated?
The NPPES record for Allison Brown was last updated on June 10, 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.
# Allison Kimball Brown · NPI 1275953523
Surgery physician in Grafton, Wisconsin. Individual provider, active in the CMS NPPES registry since April 24, 2014.
## Identity
- **NPI:** 1275953523 (Entity type: Individual)
- **Enumerated:** April 24, 2014
- **Primary specialty:** Surgery · taxonomy 208600000X
- **State license:** 84708 (Wisconsin)
- **Sole proprietor:** No
## Practice location
- **Address:** 975 PORT WASHINGTON RD, Grafton, WI 53024-9201
- **Phone:** (262) 329-1000
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Aurora Advanced Healthcare, Inc. (NPI 1265629133, Milwaukee, WI); Nyu Langone Hospitals (NPI 1831549559, Brooklyn, NY); New York University (NPI 1285826438, Boynton Beach, FL) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Wisconsin School Of Medicine, class of 2010
## Record status
- **NPPES last updated:** June 10, 2026
- **Other identifiers:** Medicaid 100294621 (WI)
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Source: [NPI Profile](https://npiprofile.com/npi/1275953523) · Data from the CMS NPPES public registry.