MCKAULEY PROTHERO-WALSER
NPI 1740133966
Nurse Practitioner - Family in Hamilton, MO
About Mckauley Prothero-walser NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MCKAULEY PROTHERO-WALSER (NPI 1740133966) is an individual family provider in Hamilton, Missouri, licensed in Missouri (2022021506) and active in the NPI registry since February 2026. She is enrolled in Medicare PECOS, maintains 10 additional practice locations, and is a graduate of Other (2025).
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Secondary Practice Locations 10
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
Mckauley Prothero-walser 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 Mckauley Prothero-walser reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Hamilton, MO 64644
- Reassigned Medicare billing, Missouri enrollment
- 23 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 64644 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
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Mckauley Prothero-walser's NPI number?
The NPI number for Mckauley Prothero-walser is 1740133966. It was assigned to this individual provider in the NPPES registry on February 17, 2026. The provider is also known as Mckauley Bree Prothero Aprn Fnp.
Where is Mckauley Prothero-walser located?
Mckauley Prothero-walser practices at 101 Cross St, Hamilton, MO 64644. The listed phone number is (816) 583-2151.
What is Mckauley Prothero-walser's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Mckauley Prothero-walser enrolled in Medicare?
Yes. Mckauley Prothero-walser 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 Mckauley Prothero-walser's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mckauley Prothero-walser reassigns Medicare benefits to Northwest Health Services, Inc. (Hamilton, MO). 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 Mckauley Prothero-walser's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mckauley Prothero-walser accept?
Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Arkansas Health & Wellness, Ambetter from Sunflower Health Plan and Ambetter of Oklahoma and 2 other insurers list Mckauley Prothero-walser 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 Mckauley Prothero-walser was last updated on April 28, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.
# Mckauley Prothero-Walser · NPI 1740133966
Family physician in Hamilton, Missouri. Individual provider, active in the CMS NPPES registry since February 17, 2026.
## Identity
- **NPI:** 1740133966 (Entity type: Individual)
- **Enumerated:** February 17, 2026
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** 2022021506 (Missouri)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 101 CROSS ST, Hamilton, MO 64644-8311
- **Phone:** (816) 583-2151
## 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:** Northwest Health Services, Inc. (NPI 1841312444, Hamilton, MO), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2025
## Record status
- **NPPES last updated:** April 28, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1740133966) · Data from the CMS NPPES public registry.