NPPES file of Aug 9, 2026

Walter Knox Memorial Hospital

Walter Knox Memorial Hospital holds 7 active organization NPIs in the federal registry, with practice locations in 1 Idaho city. Each location can bill under its own NPI.

CMS NPPES registry, file of Aug 9, 2026 · legal names grouped after punctuation and "LLC" are removed · method · Verify with CMS →

Which NPI is yours?

Search the organization with your city to find the NPI for the location you visit or bill.

Find a location's NPI

Emmett has the most NPIs, 7

  1. Emmett7

Source: CMS NPPES monthly file of Aug 9, 2026, organization NPIs by practice city.

Most NPIs were issued in 2005 and 2016

Walter Knox Memorial Hospital NPIs by year issued2005: 2, 2006: 0, 2007: 1, 2008: 1, 2009: 0, 2010: 0, 2011: 0, 2012: 0, 2013: 0, 2014: 0, 2015: 0, 2016: 2, 2017: 0, 2018: 0, 2019: 0, 2020: 0, 2021: 0, 2022: 0, 2023: 0, 2024: 0, 2025: 100.511.522005200720092011201320152017201920212023202522016: 2111
Walter Knox Memorial Hospital NPIs by year issued2005: 2, 2006: 0, 2007: 1, 2008: 1, 2009: 0, 2010: 0, 2011: 0, 2012: 0, 2013: 0, 2014: 0, 2015: 0, 2016: 2, 2017: 0, 2018: 0, 2019: 0, 2020: 0, 2021: 0, 2022: 0, 2023: 0, 2024: 0, 2025: 100.511.522005200720092011201320152017201920212023202522016: 2111
Walter Knox Memorial Hospital NPIs by year issued2005: 2, 2006: 0, 2007: 1, 2008: 1, 2009: 0, 2010: 0, 2011: 0, 2012: 0, 2013: 0, 2014: 0, 2015: 0, 2016: 2, 2017: 0, 2018: 0, 2019: 0, 2020: 0, 2021: 0, 2022: 0, 2023: 0, 2024: 0, 2025: 100.511.5220072010201320162019202220252005: 22111

Source: CMS NPPES, enumeration dates.

2 NPIs were issued in 2005 alone, more than in any other year; none in 16 of the years between.

Emmett locations

The city with the most Walter Knox Memorial Hospital NPIs. The full list of all 7 follows.

NPILocationPrimary taxonomyIssued
18210910831102 E LOCUST ST, EmmettRural Health Clinic/CenterMay 23, 2005
10634190181202 E LOCUST ST, EmmettCritical Access HospitalJul 6, 2005
17009099831202 E LOCUST ST, EmmettMedicare Defined Swing Bed Hospital UnitApr 10, 2007
13262069471024 E LOCUST ST, EmmettSpecialistMay 30, 2008
1295193423119 N WARDWELL AVE, EmmettPrimary Care Clinic/CenterFeb 2, 2016
1114374055119 N WARDWELL AVE, EmmettRural Health Clinic/CenterMay 20, 2016
18612847211102 E LOCUST ST, EmmettFamily Medicine PhysicianMay 19, 2025
All 7 locations, by city
NPILocationPrimary taxonomyIssued
18210910831102 E LOCUST ST, EmmettRural Health Clinic/CenterMay 23, 2005
10634190181202 E LOCUST ST, EmmettCritical Access HospitalJul 6, 2005
17009099831202 E LOCUST ST, EmmettMedicare Defined Swing Bed Hospital UnitApr 10, 2007
13262069471024 E LOCUST ST, EmmettSpecialistMay 30, 2008
1295193423119 N WARDWELL AVE, EmmettPrimary Care Clinic/CenterFeb 2, 2016
1114374055119 N WARDWELL AVE, EmmettRural Health Clinic/CenterMay 20, 2016
18612847211102 E LOCUST ST, EmmettFamily Medicine PhysicianMay 19, 2025

Checking an organization

  1. Match the NPI to the exact location you will visit or bill; each location can have its own.
  2. Confirm the business entity with the secretary of state.
  3. Check the HHS-OIG exclusion list for the organization and its owners.
  4. Verify each clinician you will see on their own record and with the state license search.

Common questions

Why does Walter Knox Memorial Hospital have 7 NPIs?

An organization may obtain more than one Type 2 NPI, for example for separate locations or units that bill on their own. Walter Knox Memorial Hospital's NPIs list practice locations in 1 city.

Is an organization NPI a license?

No. An NPI identifies who bills. Facilities and the clinicians who work there are licensed separately by the state.

Source: CMS National Plan and Provider Enumeration System (NPPES), monthly file of Aug 9, 2026 (NPPES files on CMS.gov). An NPI identifies who bills; it is not a license.